BODY CONTROL SYSTEM SECTION BCS CONTENTS ELECTRICAL & POWER CONTROL BCS-1 BASIC INSPECTION... 3 FUNCTION DIAGNOSIS... 5 INSPECTION AND ADJUSTMENT...

Transcription

1 TR & WR TR ST S Y TR SYSTM TTS S ST... 3 ST USTMT... 3 T SRV W R TR UT...3 T SRV W R TR UT : escription...3 T SRV W R TR UT : Special Repair Requirement...3 URT...3 URT : escription...3 URT : Special Repair Requirement...4 UT SS... 5 Y TR SYSTM... 5 System escription...5 omponent arts ocation...5 MT SWT R SYSTM... 6 System iagram...6 System escription...6 omponent arts ocation...9 S UR SYSTM...11 System iagram...11 System escription...11 WR SUMT TR SYS- TM...12 System iagram...12 System escription...12 omponent arts ocation...13 SS SYSTM (M)...14 MM TM...14 MM TM : SUT- unction (M - MM TM)...14 M...14 M : SUT- unction (M - M)...14 R...15 R : SUT- unction (M - R )...15 UZZR...15 UZZR : SUT- unction (M - UZZ- R)...15 T M...16 T M : SUT- unction (M - T M)...16 MUTRMT T...17 MUTRMT T : SUT- unction (M - MUTRMT T)...17 M...18 M : SUT- unction (M - M)...18 WR...18 WR : SUT- unction (M - WR)...18 SR...19 SR : SUT- unction (M - SR)...19 R TR...20 R TR : SUT- unction (M - R TR)...20 M SW...20 M SW : SUT- unction (M - M SW)...20 MMU...20 MMU : SUT- unction (M - MMU)...21 TTRY SVR...21 TTRY SVR : SUT- unction (M - TTRY SVR)...21 S S-1

2 RT WR RT WR : SUT- unction (M - RT WR) S UR S UR : SUT- unction (M - S UR) R RSSUR MTR R RSSUR MTR : iagnosis escription R RSSUR MTR : SUT- unction TT M TT M : SUT- unction (M - TT M) MT SS U1000 MM RUT escription T ogic iagnosis rocedure U1010 TR UT () T ogic iagnosis rocedure Special Repair Requirement WR SUY RU RUT iagnosis rocedure MT SWT UT RUT iagnosis rocedure Special Repair Requirement MT SWT UTUT RUT iagnosis rocedure Special Repair Requirement MT SWT escription iagnosis rocedure U SS M (Y TR MU) Reference Value Terminal ayout hysical Values Wiring iagram T nspection riority hart T ndex SYMTM SS MT SWT SYSTM SYM- TMS Symptom Table V RR M (Y TR MU) Removal and nstallation S-2

3 < S ST > ST USTMT S ST ST USTMT T SRV W R TR UT T SRV W R TR UT : escription S-3 : When replacing M, save or print current vehicle specification with SUT- configuration before replacement. onfiguration has three functions as follows R URT is the function to read (extract) vehicle configuration of current M. WRT URT - Manual selection is the function to select and write vehicle configuration on M manually. WRT URT - onfig file is the function to write vehicle configuration with the data extracted from current M. UT: When replacing M, you must perform WRT URT with SUT-. omplete the procedure of WRT URT in order. f you set incorrect WRT URT, incidents will occur. onfiguration is different for each vehicle model. onfirm configuration of each vehicle model. T SRV W R TR UT : Special Repair Requirement : SV V ST erform R URT with SUT- to save or print current vehicle specification. >> T 2 2. R M Replace M. Refer to S-49, "Removal and nstallation". >> T 3 3. WRT V ST erform WRT URT - onfig file or WRT URT - Manual selection with SUT- to write vehicle specification. Refer to S-4, "URT : Special Repair Requirement". >> T 4 4. TZ M (TS) erform M initialization. Refer to SUT- peration Manual. >> WR URT URT : escription : Vehicle specification needs to be written with SUT- because it is not written after replacing M. onfiguration has three functions as follows R URT is the function to read (extract) vehicle configuration of current M. WRT URT - Manual selection is the function to select and write vehicle configuration on M manually. WRT URT - onfig file is the function to write vehicle configuration with the data extracted from current M. UT: S

4 < S ST > ST USTMT When replacing M, you must perform WRT URT with SUT-. omplete the procedure of WRT URT in order. f you set incorrect WRT URT, incidents will occur. onfiguration is different for each vehicle model. onfirm configuration of each vehicle model. URT : Special Repair Requirement 1. WRT V ST erform WRT URT with SUT-. : When writing saved data>> T 2 When writing manually>> T 3 2. RRM WRT URT - erform WRT URT - onfig file with SUT-. >> WR 3. RRM WRT URT - MU ST or WRT URT - Manual selection, using the following chart, identify the correct model and configuration list. onfirm and/or change setting value for each item according to the configuration list. epending on SUT- software version being used, some or all of the write configuration items shown in the following configuration lists may be displayed. f an item does not display on the SUT- WRT URT - Manual selection screen, then it is an auto setting item and it cannot be manually set or changed. MU STT TM tems UT T YSS TRY TR S SS W Setting value WT WTUT WT WTUT WT WTUT WT WTUT TT RM WT WTUT T: onfirm vehicle model. Refer to -32, "Model Variation". >> WR S-4

5 < UT SS > UT SS Y TR SYSTM System escription Y TR SYSTM : UT M (ody ontrol Module) controls the various electrical components. t inputs the information required to the control from communication and the signal received from each switch and sensor. M has combination switch reading function for reading the operation status of combination switches (light, turn signal, wiper and washer) in addition to a function for controlling the operation of various electrical components. t also has the signal transmission function as the passed point of signal and the power consumption control function that reduces the power consumption with the ignition switch. M is equipped with the diagnosis function that performs the diagnosis with SUT- and various settings. M control function list System ombination switch reading system Signal buffer system ower consumption control system Turn signal and hazard warning lamp system eadlamp system ront fog lamp system (if equipped) aytime running light system (anada only) nterior room lamp control system nterior room lamp battery saver system ront wiper and washer system Warning chime system oor lock system (if equipped) (TS) issan anti-theft system (if equipped) Vehicle security system (if equipped) Remote keyless entry system (if equipped) ower window system (if equipped) R (retained accessory power) system TMS (tire pressure monitoring system) omponent arts ocation S-6, "System iagram" S-11, "System iagram" S-12, "System iagram" X-17, "System iagram" X-7, "System iagram" X-15, "System iagram" X-9, "System iagram" -5, "System iagram" Refer to -10, "MM TM : SUT- unction" WW-4, "System iagram" WS-4, "WR M SYSTM : System iagram" -8, "R U SWT : System iagram" S-7, "System iagram" S-10, "System iagram" -10, "RMT YSS TRY : System iagram" W-4, "System iagram" S-22, "RT WR : SUT- unction (M - RT WR)" WT-8, "System iagram" : S M M18, M19, M20 (view with lower instrument panel removed) 0564 S-5

6 MT SWT R SYSTM < UT SS > MT SWT R SYSTM System iagram : System escription : UT M reads the status of the combination switch (light, turn signal, wiper and washer) and recognizes the status of each switch. M is a combination of 5 output terminals (UTUT 1-5) and 5 input terminals (UT 1-5). t reads a maximum of 20 switch status. MT SWT MTRX S-6

7 < UT SS > MT SWT R SYSTM ombination switch circuit 1325 ombination switch UT-UTUT system list System UTUT 1 UTUT 2 UTUT 3 UTUT 4 UTUT 5 UT 1 R WSR R WR W TUR TUR R UT 2 R WR R WR T SS M 1 UT 3 T VUM 1 M 2 M UT 4 T VUM 3 UT T T M UT 5 T VUM 2 R T: eadlamp has a dual system switch. MT SWT R UT escription M reads the status of the combination switch at 10ms interval normally. S M0067 T: M reads the status of the combination switch at 20ms interval when M is controlled at low power consumption control mode. M operates as follows and judges the status of the combination switch. - UT 1-5 outputs the voltage waveforms of 5 systems simultaneously. - t operates the transistor on UTUT side in the following order: UTUT S-7

8 MT SWT R SYSTM < UT SS > - The voltage waveform of UT corresponding to the formed circuit changes according to the operation of the transistor on UTUT side if any (1 or more) switches are. - t reads this change of the voltage as the status signal of the combination switch. peration xample n the following operation example, the combination of the status signals of the combination switch is replaced as follows: UT 1-5 to 1-5 and UTUT 1-5 to -. xample 1: When a switch (TUR R switch) is turned The circuit between UT 1 and UTUT 5 is formed when the TUR R switch is turned. M0068 M detects the combination switch status signal 1 when the signal of UTUT 5 is input to UT 1. M judges that the TUR R switch is when the signal 1 is detected. xample 2: When some switches (turn R switch, front wiper switch) are turned M0073 S-8

9 < UT SS > MT SWT R SYSTM The circuits between UT 1 and UTUT 5 and between UT 1 and UTUT 3 are formed when the TUR R switch and R WR W switch are turned. M detects the combination switch status signal 1 when the signals of UTUT 3 and UTUT 5 are input to UT 1. M judges that the TUR R switch and R WR W switch are when the signal 1 is detected. WR TRMTTT ST STT (RT WR TRMTTT RT) M judges the wiper intermittent dial 1-7 by the status of T VUM 1, 2 and 3 switches. Wiper intermittent dial position ntermittent operation delay interval omponent arts ocation T VUM switch / status M0074 T VUM 1 switch T VUM 2 switch T VUM 3 switch 1 Short ong : S M0416ZZ S-9

10 MT SWT R SYSTM < UT SS > 1. M M18, M19, M20 (view with lower instrument panel removed) 2. ombination switch (lighting and turn signal switch) M28 3. ombination switch (wiper and washer switch) M28 S-10

11 < UT SS > S UR SYSTM System iagram S UR SYSTM : M0263 System escription : UT M has the signal transmission function that outputs/transmits each input/received signal to each unit. Signal transmission function list Signal name nput utput escription il pressure switch signal M /R () ombination meter () Transmits the received oil pressure switch signal via communication. S S-11

12 WR SUMT TR SYSTM < UT SS > WR SUMT TR SYSTM System iagram : M0300 System escription : UT M incorporates a power consumption control function that reduces the power consumption according to the vehicle status. M switches the status (control mode) by itself with the power saving control function. t performs the sleep request to each unit (M /R and combination meter) that operates with the ignition switch. ormal mode (wake-up) - communication is normally performed with other units - ach control with M is operating properly communication sleep mode ( sleep) - transmission is stopped - ontrol with M only is operating ow power consumption mode (M sleep) - ow power consumption control is active - transmission is stopped W WR SUMT TR WT M M reduces the power consumption with the following operation in the low power consumption mode. The reading interval of the each switches changes from 10 ms interval to 20 ms interval. Sleep mode activation M receives the sleep-ready signal (ready) from M /R and combination meter via communication. M transmits the sleep wake up signal (sleep) to each unit when all of the sleep conditions are fulfilled. ach unit stops the transmission of communication with the sleep wake up signal. M is in communication sleep mode. M is in the low power consumption mode and perform the low power consumption control when all of the M sleep conditions are fulfilled with sleep condition. S-12

13 < UT SS > WR SUMT TR SYSTM Sleep condition sleep condition Receiving the sleep-ready signal (ready) from all units gnition switch: Vehicle security system alarm: o operation Warning lamp: o operation Warning chime: o operation Stop lamp switch: ey switch status: o change for 2 seconds azard warning lamp: o operation xterior lamp: oor lock status: o change for 2 seconds SUT- communication status: o communication oor switch status: o change for 2 seconds M sleep condition The controls only M are completed. (nterior room lamp battery saver: Time out etc.) Wake-up operation M transmits sleep wake up signal (wake up) to each unit when any condition listed below is established, and then goes into normal mode from low power consumption mode. ach unit starts transmissions with communication by receiving sleep wake up signals. ach unit transmits wake up signals to M with communication to convey the start of communication. Wake-up condition M wake-up condition gnition switch: or Stop lamp switch: (epress brake pedal) ny door switch: ighting switch: 1ST or SS azard switch: Remote keyless entry receiver: Receiving (with remote keyless entry) omponent arts ocation : S M0408ZZ 1. M M18, M19, M20 (view with lower instrument panel removed) 2. ombination meter M24 3. M /R S-13

14 < UT SS > SS SYSTM (M) MM TM SS SYSTM (M) MM TM : SUT- unction (M - MM TM) : T TM SUT- performs the following functions via communication with M. iagnosis mode WR SURT S- RSUTS SURT MTR T MTR TV TST U TT URT unction escription hanges the setting for each system function. isplays the diagnosis results judged by M. Refer to S-46, "T ndex". Monitors the reception status of communication viewed from M. The M input/output signals are displayed. The signals used to activate each device are forcibly supplied from M. The M part number is displayed. nables to read and save the vehicle specification. nables to write the vehicle specification when replacing M. SYSTM T M can perform the following functions for each system. T: t can perform the diagnosis modes except the following for all sub system selection items. iagnosis mode System Sub system selection item WR SURT T MTR TV TST M M oor lock R Warning chime UZZR nterior room lamp timer T M Remote keyless entry system MUT RMT T xterior lamp M Wiper and washer WR Turn signal and hazard warning lamps SR ir conditioner R TR ombination switch M SW mmobilizer MMU nterior room lamp battery saver TTRY SVR R (retained accessory power) RT WR Signal buffer system S UR TMS (tire pressure monitoring system) R RSSUR MTR Vehicle security system RM M M : SUT- unction (M - M) WR SURT : tem RST STT VU escription Return a value set with WR SURT of each system to a default value in factory shipment. S-14

15 < UT SS > SS SYSTM (M) R R : SUT- unction (M - R ) WR SURT : Work tem R -U ST escription T- UT ST T MTR Monitor tem [Unit} SW [/] Y SW [/] SW [/] U SW [/] R SW-R [/] R SW-S [/] R SW-RR [/] R SW-R [/] Y Y -SW [/] Y Y U-SW [/] YSS [/] YSS U [/] escription ndicates condition of ignition switch in position ndicates condition of key switch ndicates condition of door lock and unlock switch ndicates condition of door lock and unlock switch ndicates condition of front door switch (all) and rear door switch upper and lower (king cab) ndicates condition of front door switch (all) and rear door switch upper and lower (king cab) R ndicates condition of rear door switch R (crew cab) ndicates condition of rear door switch (crew cab) ndicates condition of lock signal from door key cylinder switch ndicates condition of unlock signal from door key cylinder switch ndicates condition of lock signal from keyfob ndicates condition of unlock signal from keyfob TV TST R UZZR Test tem UZZR : SUT- unction (M - UZZR) escription This test is able to check door lock operation [ / U/R U/ TR U]. : S T MTR Monitor tem [Unit] SW [/] Y SW [/] R SW -R [/] T SW 1ST [/] U SW [/] TV TST escription gnition switch () status judged by ignition power supply input ey switch status ront door switch (driver side) status judged by M ighting switch status judged by the lighting switch signal read with combination switch reading function Seat belt buckle switch status S-15

16 < UT SS > SS SYSTM (M) Test tem escription T WR M Y WR M ST T WR TST R WR T M The light reminder warning operation can be checked by operating the relevant function (n/ff). The key reminder warning operation can be checked by operating the relevant function (n/ff). The seat belt warning operation can be checked by operating the relevant function (n/ff). The door open warning operation can be checked by operating the relevant function (n/ff). T M : SUT- unction (M - T M) : WR SURT 0093 Work tem Setting item Setting ST / -U T * M 1 M 2* With the interior room lamp timer function Without the interior room lamp timer function 0.5 sec. 1 sec. RM M TM ST M 3 2 sec. Sets the interior room lamp gradual brightening time. M 4 3 sec. M 5 0 sec. M sec. M 2 1 sec. RM M TM ST M 3 2 sec. Sets the interior room lamp gradual dimming time. M 4* 3 sec. M 5 0 sec. * : nitial setting T MTR Monitor tem [Unit] escription SW [/] Y SW [/] R SW-R [/] R SW-S [/] gnition switch () status judges from signal (ignition power supply) The switch status input from key switch ndicates condition of front door switch (all) and rear door switch upper and lower (king cab) ndicates condition of front door switch (all) and rear door switch upper and lower (king cab) R S-16

17 < UT SS > R SW-RR [/] R SW- R [/] Y Y -SW [/] Y Y U-SW [/] SW [/] U SW [/] YSS [/] YSS U [/] TV TST Monitor tem [Unit] SS SYSTM (M) escription ndicates condition of rear door switch R (crew cab) ndicates condition of rear door switch (crew cab) ock switch status input from door lock and unlock switch ock switch status input from door lock and unlock switch ock switch status input from door lock and unlock switch Unlock switch status input from door lock and unlock switch ock signal status received from remote keyless entry receiver (integrated in the M) Unlock signal status received from remote keyless entry receiver (integrated in the M) T M UM MUTRMT T MUTRMT T : SUT- unction (M - MUTRMT T) WR SURT Test tem peration escription utputs the interior room lamp control signal to turn the interior room lamps. Stops the interior room lamp control signal to turn the interior room lamps. utputs the ignition keyhole illumination control signal to turn the ignition keyhole illumination lamp. Stops the ignition keyhole illumination control signal to turn the ignition keyhole illumination lamp. : Work tem ZR M ST T MTR escription nswer back function (hazard) mode can be changed in this mode. or the detail of the setting, refer to S-19, "SR : SUT- unction (M - SR)". Monitor tem [Unit} SW [/] Y SW [/] YSS [/] YSS U [/] R SW-R [/] R SW-S [/] R SW-RR [/] R SW-R [/] SW [/] U SW [/] R U TV TST ondition ndicates condition of ignition switch in position ndicates condition of key switch ndicates condition of lock signal from keyfob ndicates condition of unlock signal from keyfob ndicates condition of front door switch (all) and rear door switch upper and lower (king cab) ndicates condition of front door switch (all) and rear door switch upper and lower (king cab) R ndicates condition of rear door switch R (crew cab) ndicates condition of rear door switch (crew cab) ndicates condition of door lock and unlock switch ndicates condition of door lock and unlock switch This item is indicated, but not monitored S S-17

18 < UT SS > SS SYSTM (M) Test tem R T M SR M escription This test is able to check warning chime in combination meter operation. [ / U- /R U/TR U] This test is able to check interior lamp operation [/]. This test is able to check flasher operation [/R/]. M : SUT- unction (M - M) : WR SURT Work tem Setting item Setting TTRY SVR ST *: nitial setting T MTR * With the exterior lamp battery saver function Without the exterior lamp battery saver function Monitor tem [Unit] SW [/] M SW [/] / SW S [/] T SW 1ST [/] SS SW [/] R SW [/] R SW-R [/] TV TST escription gnition switch () status judged from signal (ignition power supply) ach switch status that M judges from the combination switch reading function The switch status input from front door switch Test tem peration escription T M M R M YTM RU T WR Transmits the position light request signal to M /R with communication to turn the tail lamp. Stops the tail lamp request signal transmission. Transmits the high beam request signal with communication to turn the headlamp (). Transmits the low beam request signal with communication to turn the headlamp (). Stops the high & low beam request signal transmission. Transmits the front fog lights request signal to M /R with communication to turn the front fog lamp. Stops the front fog lights request signal transmission. Transmits the day time running light request signal to M /R with communication to turn the each lamps. Stops the day time running light request signal transmission. WR : SUT- unction (M - WR) : WR SURT S-18

19 < UT SS > SS SYSTM (M) Work tem WR S STT *: actory setting T MTR TV TST Setting tem * Monitor tem [Unit] SW [/] R WR [/] R WR W [/] R WR T [/] R WSR SW [/] T VUM [1-7] R WR ST [/] V S [km/h] escription With vehicle speed (ront wiper intermittent time linked with the vehicle speed and wiper intermittent dial position) Without vehicle speed (ront wiper intermittent time linked with the wiper intermittent dial position) escription gnition switch status judged from ignition power supply ach switch status that M judges from the combination switch reading function ach switch status that M judges from the combination switch reading function ront wiper motor (stop position) status received from M /R with communication The value of the vehicle speed signal received from combination meter with communication R WR SR Test tem peration escription SR : SUT- unction (M - SR) T MTR T Transmits the front wiper request signal () to M /R with communication to operate the front wiper operation. Transmits the front wiper request signal () to M /R with communication to operate the front wiper operation. Transmits the front wiper request signal (T) to M /R with communication to operate the front wiper T operation. Stops transmitting the front wiper request signal to stop the front wiper operation. : S Monitor tem [Unit] SW [/] ZR SW [/] TUR S R [/] TUR S [/] R SW [/] TV TST escription gnition switch () status judged from signal (ignition power supply) The switch status input from the hazard switch ach switch condition that M judges from the combination switch reading function The switch status input from the brake switch S-19

20 < UT SS > SS SYSTM (M) Test tem peration escription SR R TR R utputs the voltage to turn the right side turn signal lamps. utputs the voltage to turn the left side turn signal lamps. Stops the voltage to turn the turn signal lamps. R TR : SUT- unction (M - R TR) : T MTR M SW Monitor tem [Unit] SW [/] S [/] R SW [/] ontents isplay [ignition switch position (n)/(ff), position (ff)] status as judged from ignition switch signal isplay [ (n)/ (ff)] status as judged form blower fan motor switch signal isplay [M (n)/m (ff)] status as judged form air conditioner switch signal M SW : SUT- unction (M - M SW) : T MTR Monitor tem [Unit] TUR S R [/] TUR S [/] M SW [/] M SW1 [/] M SW2 [/] T SW 1ST [/] SS SW [/] R SW [/] R WR [/] R WR W [/] R WR T [/] R WSR SW [/] T VUM [1-7] MMU escription isplays the status of the TUR R switch in combination switch judged by M with the combination switch reading function isplays the status of the TUR switch in combination switch judged by M with the combination switch reading function isplays the status of the M switch in combination switch judged by M with the combination switch reading function isplays the status of the M switch in combination switch judged by M with the combination switch reading function isplays the status of the M switch in combination switch judged by M with the combination switch reading function isplays the status of the M switch in combination switch judged by M with the combination switch reading function isplays the status of the SS switch in combination switch judged by M with the combination switch reading function isplays the status of the R switch in combination switch judged by M with the combination switch reading function isplays the status of the R WR switch in combination switch judged by M with the combination switch reading function isplays the status of the R WR W switch in combination switch judged by M with the combination switch reading function isplays the status of the R WR T switch in combination switch judged by M with the combination switch reading function isplays the status of the R WSR switch in combination switch judged by M with the combination switch reading function isplays the status of wiper intermittent dial position judged by M with the combination switch reading function S-20

21 < UT SS > SS SYSTM (M) MMU : SUT- unction (M - MMU) T MTR : Monitor tem [Unit] SW [/] TV TST escription ndicates condition of ignition switch in position. Test tem escription TT This test is able to check security indicator operation [/]. TTRY SVR TTRY SVR : SUT- unction (M - TTRY SVR) WR SURT : Work tem Setting tem Setting M 1* 15 min. Sets the interior room lamp battery saver timer operating RM M TMR ST M 2 30 min. time. *: nitial setting T MTR Monitor tem [Unit] SW [/] Y SW [/] R SW-R [/] R SW-S [/] R SW-RR [/] R SW- R [/] Y Y -SW [/] Y Y U-SW [/] SW [/] U SW [/] YSS [/] YSS U [/] TV TST escription gnition switch () status judges from signal (ignition power supply) The switch status input from key switch The switch status input from front door switch (driver side) The switch status input from front door switch (passenger side) The switch status input from rear door switch R The switch status input from rear door switch ock switch status input from door key cylinder switch Unlock switch status input from door key cylinder switch ock switch status input from door lock and unlock switch Unlock switch status input from door lock and unlock switch ock signal status received from remote keyless entry receiver (integrated in the M) Unlock signal status received from remote keyless entry receiver (integrated in the M) S Test tem peration escription TTRY SVR *: ach lamp switch is in position. RT WR uts the interior room lamp power supply to turn interior room lamps. utputs the interior room lamp power supply to turn interior room lamps.* S-21

22 < UT SS > SS SYSTM (M) RT WR : SUT- unction (M - RT WR) : ata monitor Monitor tem [Unit] R SW-R [/] R SW-S [/] ndicates condition of front door switch. ndicates condition of front door switch R. escription S UR S UR : SUT- unction (M - S UR) : T MTR Monitor tem [Unit] RSS SW [/] escription isplays the status of oil pressure switch received from M /R via communication. TV TST Test tem peration escription RSSUR SW R RSSUR MTR R RSSUR MTR : iagnosis escription M transmits the oil pressure switch signal to the combination meter via communication, which operates the oil pressure gauge in the combination meter. : SRT uring driving, the TMS receives the signal transmitted from the transmitter installed in each wheel, when the tire pressure becomes low. The control unit (M) of this system has pressure judgment and trouble diagnosis functions. When the TMS detects low inflation pressure or another unusual symptom, the warning lamps in the combination meter comes on. S ST RUR (WT SUT-) With SUT- Touch S- RSUTS display to show malfunction experienced since the last erasing operation. Refer to S-46, "T ndex". S ST RUR (WTUT SUT-) Without SUT- To start the self-diagnostic results mode, ground terminal of the tire pressure warning check connector. The malfunction location is indicated by the warning lamp flashing. T: When the low tire warning lamp flashes 5 z and continues repeating it, the system is normal. S-22 S0745

23 < UT SS > SS SYSTM (M) lickering pattern tems iagnostic items detected when heck item 15 Tire pressure value (ront ) ront tire pressure drops to 181 ka (1.8 kg/cm, psi) or less. 16 Tire pressure value (ront R) ront R tire pressure drops to 181 ka (1.8 kg/cm, psi) or less. 17 Tire pressure value (Rear R) Rear R tire pressure drops to 181 ka (1.8 kg/cm, psi) or less. 18 Tire pressure value (Rear ) Rear tire pressure drops to 181 ka (1.8 kg/cm, psi) or less. 21 Transmitter no data (ront ) ata from front transmitter can not be received. 22 Transmitter no data (ront R) ata from front R transmitter can not be received. 23 Transmitter no data (Rear R) ata from Rear R transmitter can not be received. 24 Transmitter no data (Rear ) ata from Rear transmitter can not be received Transmitter checksum error (ront ) Transmitter checksum error (ront R) Transmitter checksum error (Rear R) Transmitter checksum error (Rear ) Transmitter pressure data error (ront ) Transmitter pressure data error (ront R) Transmitter pressure data error (Rear R) Transmitter pressure data error (Rear ) Transmitter function code error (ront ) Transmitter function code error (ront R) Transmitter function code error (Rear R) Transmitter function code error (Rear ) Transmitter battery voltage low (ront ) Transmitter battery voltage low (ront R) Transmitter battery voltage low (Rear R) RS S-SS hecksum data from front transmitter is malfunctioning. hecksum data from front R transmitter is malfunctioning. hecksum data from rear R transmitter is malfunctioning. hecksum data from rear R transmitter is malfunctioning. ir pressure data from front transmitter is malfunction. ir pressure data from front R transmitter is malfunction. ir pressure data from rear R transmitter is malfunction. ir pressure data from rear transmitter is malfunction. unction code data from front transmitter is malfunction. unction code data from front R transmitter is malfunction. unction code data from rear R transmitter is malfunction. unction code data from rear transmitter is malfunction. attery voltage of front transmitter drops. attery voltage of front R transmitter drops. attery voltage of rear R transmitter drops. WT-22 WT-22 WT-22 WT-22 WT Transmitter battery voltage low (Rear ) attery voltage of rear transmitter drops. 52 Vehicle speed signal error Speed signal is not detected. WT-22 o flickering Tire pressure warning check switch Tire pressure warning switch circuit is open. S With SUT- 1. erform applicable inspection of malfunctioning item and then repair or replace. 2. Turn ignition switch and select S- RSUTS mode for R RSSUR MTR with SUT. 3. Touch RS on SUT- screen to erase memory. S-23

24 < UT SS > SS SYSTM (M) Without SUT- n order to make it easier to find the cause of hard-to-duplicate malfunctions, malfunction information is stored into the control unit as necessary during use by the user. This memory is not erased no matter how many times the ignition switch is turned and. owever, this information is erased by turning ignition switch after performing self-diagnostic or by erasing the memory using the SUT-. R RSSUR MTR : SUT- unction WR SURT M Read The registered number is displayed. Regist Refer to WT-6, " Registration rocedure". S- RSUTS M peration rocedure Refer to WT-11, "Self-iagnosis". : T MTR M Screen of data monitor mode is displayed. Refer to WT-11, "SUT- unction (M)". T: When malfunction is detected, SUT- perform R-TM SS. lso, any malfunction detected while in this mode will be displayed at real time. TV TST M T: efore performing the self-diagnosis, be sure to register the, or else the actual malfunction may be different from that displayed on SUT-. TST TM ST Test item WR M RST WR SR R TT M ontent This test is able to check to make sure that the warning lamp turns on. This test is able to check to make sure that the buzzer sounds or the warning lamp turns on. This test is able to check to make sure that each turn signal lamp turns on. This test is able to check to make sure that the horn sounds. TT M : SUT- unction (M - TT M) : WR SURT Work tem SURTY RM ST escription Vehicle security function mode can be changed in this mode. : Vehicle security function is. : Vehicle security function is. S-24

25 < MT SS > MT SS U1000 MM RUT escription Refer to -55, " ommunication Signal hart". T ogic U1000 MM RUT : : T TT T SUT- display description T etection ondition ossible cause U1000 MM RUT When M cannot communicate communication signal continuously for 2 seconds or more. ny item (or items) of the following listed below is malfunctioning in communication system. Transmission Receiving (M) Receiving (MTR/M&) Receiving (TM) Receiving (M /R) iagnosis rocedure : RRM S ST 1. Turn ignition switch and wait for 2 seconds or more. 2. heck Self iagnostic Result of M. s MM RUT displayed? YS >> Refer to -14, "Trouble iagnosis low hart". >> Refer to -51, "ntermittent ncident". S S-25

26 < MT SS > U1010 TR UT () T ogic U1010 TR UT () : T TT T SUT- display description T etection ondition ossible cause U1010 TR UT () When detecting error during the initial diagnosis of controller of M. M iagnosis rocedure : R M When T:U1010 is detected, replace M. >> Replace M. Refer to S-49, "Removal and nstallation". Special Repair Requirement : SV V ST erform R URT with SUT- to save or print current vehicle specification. >> T 2 2. R M Replace M. Refer to S-49, "Removal and nstallation". >> T 3 3. WRT V ST erform WRT URT - onfig file or WRT URT - Manual selection with SUT- to write vehicle specification. Refer to S-4, "URT : Special Repair Requirement". >> T 4 4. TZ M (TS) erform M initialization. Refer to SUT- peration Manual. >> WR S-26

27 < MT SS > WR SUY RU RUT WR SUY RU RUT iagnosis rocedure 1. USS US heck that the following fuses and fusible link are not blown. : Terminal o. Signal name uses and fusible link o (10) attery power supply 70 (50) 11 gnition or 4 (10) 38 gnition or STRT 1 (10) s the fuse blown? YS >> Replace the blown fuse or fusible link after repairing the affected circuit. >> T 2 2. WR SUY RUT 1. Turn ignition switch. 2. isconnect M. 3. heck voltage between M harness connector and ground. onnector M18 M20 Terminals (+) (-) 11 round 38 round 57 round 70 round ower source power supply gnition power supply attery power supply attery power supply ondition gnition switch or gnition switch or STRT gnition switch gnition switch Voltage (V) (pprox.) attery voltage attery voltage attery voltage attery voltage s the measurement value normal? YS >> T 3 >> Repair or replace harness. 3. RU RUT heck continuity between M harness connector and ground S M ontinuity onnector Terminal round M20 67 Yes oes continuity exist? YS >> nspection nd. >> Repair or replace harness S-27

28 MT SWT UT RUT < MT SS > MT SWT UT RUT iagnosis rocedure : UT 1-5 SYSTM RUT R 1. Turn ignition switch. 2. isconnect M and combination switch. 3. heck continuity between M harness connector and combination switch harness connector. System UT 1 M ombination switch onnector Terminal onnector Terminal UT UT 3 M18 M28 4 () () 10 UT UT ontinuity oes continuity exist? YS >> T 2 >> Repair or replace harness. 2. UT 1-5 SYSTM RUT R SRT heck for continuity between M harness connector and ground. 6 Yes M0275ZZ M System onnector Terminal UT 1 6 UT 2 5 UT 3 M18 4 UT 4 3 round ontinuity o UT 5 2 M0276ZZ oes continuity exist? YS >> Repair or replace harness. >> T 3 3. M UTUT VT 1. onnect M. 2. Turn ignition switch. 3. heck voltage between M harness connector and ground. System UT 1 Terminals (+) ( ) M onnector Terminal UT 2 5 UT 3 M18 4 UT 4 3 UT 5 2 s the measurement value normal? 6 round Voltage (pprox.) Refer to S- 34, "Reference Value". S-28 M0277ZZ

29 < MT SS > MT SWT UT RUT YS >> T 4 >> Replace M. Refer to S-49, "Removal and nstallation". 4. MT SWT heck combination switch. Refer to S-32, "escription". s the check result normal? YS >> Replace M. Refer to S-49, "Removal and nstallation". >> Replace the combination switch (applicable parts). Refer to X-145, "Removal and nstallation". Special Repair Requirement 1. SV V ST erform R URT with SUT- to save or print current vehicle specification. >> T 2 2. R M Replace M. Refer to S-49, "Removal and nstallation". : >> T 3 3. WRT V ST erform WRT URT - onfig file or WRT URT - Manual selection with SUT- to write vehicle specification. Refer to S-4, "URT : Special Repair Requirement". >> T 4 4. TZ M (TS) erform M initialization. Refer to SUT- peration Manual. >> WR S S-29

30 MT SWT UTUT RUT < MT SS > MT SWT UTUT RUT iagnosis rocedure : UTUT 1-5 SYSTM RUT R 1. Turn ignition switch. 2. isconnect M and combination switch. 3. heck continuity between M harness connector and combination switch harness connector. System UTUT 1 M ombination switch onnector Terminal onnector Terminal UTUT UTUT 3 M18 M28 34 () () 3 UTUT UTUT ontinuity oes continuity exist? YS >> T 2 >> Repair or replace harness. 2. UTUT 1-5 SYSTM RUT R SRT heck for continuity between M harness connector and ground. 1 Yes M0278ZZ M System onnector Terminal UTUT 1 36 UTUT 2 35 UTUT 3 M18 34 UTUT 4 33 round ontinuity o UTUT 5 32 M0279ZZ oes continuity exist? YS >> Repair or replace harness. >> T 3 3. MT SWT heck combination switch. Refer to S-32, "escription". s the check result normal? YS >> Replace M. Refer to S-49, "Removal and nstallation". >> Replace combination switch (applicable parts). Refer to X-145, "Removal and nstallation". Special Repair Requirement 1. SV V ST erform R URT with SUT- to save or print current vehicle specification. >> T 2 2. R M Replace M. Refer to S-49, "Removal and nstallation". : >> T 3 S-30

31 MT SWT UTUT RUT < MT SS > 3. WRT V ST erform WRT URT - onfig file or WRT URT - Manual selection with SUT- to write vehicle specification. Refer to S-4, "URT : Special Repair Requirement". >> T 4 4. TZ M (TS) erform M initialization. Refer to SUT- peration Manual. >> WR S S-31

32 < MT SS > MT SWT escription MT SWT : MT SWT MTRX ombination switch consists of UT circuit and UTUT circuit. ombination switch circuit 1325 ombination switch UT-UTUT system list System UTUT 1 UTUT 2 UTUT 3 UTUT 4 UTUT 5 UT 1 R WSR R WR W TUR TUR R UT 2 R WR R WR T SS M 1 UT 3 T VUM 1 M 2 M UT 4 T VUM 3 UT T T M UT 5 T VUM 2 R T: eadlamp has a dual system switch. iagnosis rocedure 1. T & TUR S SWT heck operation with normal light & turn signal switch installed. oes it operate normally? YS >> Replace light & turn signal switch. Refer to X-145, "Removal and nstallation". >> T 2 2. WR & WSR SWT heck operation with normal wiper & washer switch installed. oes it operate normally? YS >> Replace wiper & washer switch. Refer to WW-47, "Removal and nstallation". S-32 :

33 < MT SS > MT SWT >> T 3 3. SWT S (SR ) heck operation with normal switch base (spiral cable) installed. oes it operate normally? YS >> Replace switch base (spiral cable). Refer to SR-6, "Removal and nstallation". >> ombination switch is normal. S S-33

34 < U SS > U SS M (Y TR MU) Reference Value M (Y TR MU) : VUS T SS T Monitor tem ondition Value/Status R SW SW U SW R SW-S R SW-R R SW-R R SW-RR RU R SW R WSR SW R WR W R WR R WR T R WR ST ZR SW T SW 1ST M SW1 M SW2 M SW / switch / switch oor lock/unlock switch does not operate ress door lock/unlock switch to the side oor lock/unlock switch does not operate ress door lock/unlock switch to the U side ront door R closed ront door R opened ront door closed ront door opened Rear door closed Rear door opened Rear door R closed Rear door R opened ngine stopped ngine running ront fog lamp switch ront fog lamp switch ront washer switch ront washer switch ront wiper switch ront wiper switch ront wiper switch ront wiper switch ront wiper switch ront wiper switch T ny position other than front wiper stop position ront wiper stop position When hazard switch is not pressed When hazard switch is pressed ighting switch ighting switch 1st eadlamp switch eadlamp switch 1st eadlamp switch eadlamp switch 1st igh beam switch igh beam switch S-34

35 < U SS > M (Y TR MU) Monitor tem ondition Value/Status / WS SW SW T: The item is indicated, but not monitored gnition switch or gnition switch gnition switch or SW gnition switch T VUM Wiper intermittent dial is in a dial position Y SW YSS YSS U RSS SW SS SW R U- T M SW TUR S Mechanical key is removed from key cylinder Mechanical key is inserted to key cylinder button of key fob is not pressed button of key fob is pressed U button of key fob is not pressed U button of key fob is pressed gnition switch or ngine running gnition switch ther than lighting switch SS ighting switch SS T: The item is indicated, but not monitored ighting switch ighting switch 1ST Turn signal switch Turn signal switch Turn signal switch TUR S R Turn signal switch R V S While driving quivalent to speedometer reading S S-35

36 < U SS > Terminal ayout M (Y TR MU) : hysical Values 2443 : S-36

37 < U SS > M (Y TR MU) Terminal Wire color 1 R tem gnition keyhole illumination Signal input/ output utput gnition switch Measuring condition peration or condition oor is locked (SW ) oor is unlocked (SW ) Reference value or waveform (pprox.) attery voltage 0V 2 ombination switch input 5 nput ighting, turn, wiper Wiper dial position 4 S S ombination switch input 4 nput ighting, turn, wiper Wiper dial position 4 S V ombination switch input 3 nput ighting, turn, wiper Wiper dial position 4 5 ombination switch input 2 S R ombination switch input 1 nput ighting, turn, wiper Wiper dial position 4 S R 8 S 9 Y ront door lock assembly (key cylinder switch) unlock ront door lock assembly (key cylinder switch) lock Rear window defogger switch nput nput nput (open, 2nd turn) Momentary 1.5V (closed) n (open) Momentary 1.5V (closed) Rear window defogger switch Rear window defogger switch 0V 0V 0V 5V S 11 / gnition switch ( or ) ront door switch R (ll) nput or gnition switch or (open) attery voltage 0V 12 Rear door switch upper R (ing ab) Rear door switch lower R (ing ab) nput (closed) attery voltage S-37

38 < U SS > M (Y TR MU) Terminal Wire color W 18 R tem Rear door switch R (rew ab) Tire pressure warning check connector Remote keyless entry receiver (round) Signal input/ output nput gnition switch Measuring condition peration or condition (open) (closed) Reference value or waveform (pprox.) 0V attery voltage nput 5V utput 0V 19 V Remote keyless entry receiver (power supply) utput gnition switch 1893 Stand-by (keyfob buttons released) 20 Remote keyless entry receiver signal (Signal) nput 1894 When remote keyless entry receiver receives signal from keyfob (keyfob buttons pressed) 21 R TS antenna amp. nput 23 Security indicator lamp utput 25 R TS antenna amp. nput 27 W ompressor signal nput 28 R ront blower monitor nput 29 azard switch nput 31 R argo lamp switch nput gnition switch ( ) oes illuminates (very 2.4 seconds) gnition switch ( ) / switch / switch ront blower motor ront blower motor ust after turning ignition switch : ointer of tester should move. attery voltage 0V ust after turning ignition switch : ointer of tester should move. 5V 0V attery voltage 0V 0V 5V 0V attery voltage 1895 S-38

39 < U SS > M (Y TR MU) Terminal Wire color tem Signal input/ output gnition switch Measuring condition peration or condition Reference value or waveform (pprox.) 32 ombination switch output 5 utput ighting, turn, wiper Wiper dial position 4 S R ombination switch output 4 utput ighting, turn, wiper Wiper dial position 4 S ombination switch output 3 utput ighting, turn, wiper Wiper dial position 4 S R ombination switch output 2 36 ombination switch output 1 utput ighting, turn, wiper Wiper dial position 4 37 ey switch nput ey inserted attery voltage ey removed 0V 38 W/R gnition switch () nput attery voltage V ock switch nput 46 Unlock switch nput 47 R 48 ront door switch (ll) Rear door switch upper (ing ab) Rear door switch lower (ing ab) Rear door switch (rew ab) nput nput 50 argo lamp utput (lock) (unlock) (open) (closed) (open) (closed) ny door open () ll doors closed () 0V attery voltage 0V attery voltage 0V attery voltage 0V attery voltage 0V attery voltage S5292 S S-39

40 < U SS > M (Y TR MU) Terminal Wire color tem Signal input/ output gnition switch Measuring condition peration or condition Reference value or waveform (pprox.) 51 Trailer turn signal (right) utput Turn right S V Trailer turn signal (left) utput Turn left 30 minutes after ignition 56 V attery saver output utput switch is turned 0V attery voltage 57 R/Y attery power supply nput attery voltage 58 W ptical sensor nput 59 R ront door lock assembly (unlock) utput When optical sensor is illuminated When optical sensor is not illuminated (neutral) (unlock) 3.1V or more 0.6V or less 0V attery voltage S Turn signal (left) utput Turn left S Turn signal (right) utput Turn right 63 R 65 V nterior room/map lamp ll door lock actuators (lock) utput utput ny door switch (neutral) (lock) (open) (closed) 0V attery voltage 0V attery voltage ront door lock actuator (neutral) 0V R, rear door lock 66 actuators /R (unlock) utput (unlock) attery voltage 67 round nput 0V S3009 S-40

41 < U SS > M (Y TR MU) Terminal Wire color 68 tem ower window power supply (R) Signal input/ output gnition switch utput Measuring condition peration or condition gnition switch Within 45 seconds after ignition switch More than 45 seconds after ignition switch When front door or R is open or power window timer operates Reference value or waveform (pprox.) attery voltage attery voltage 69 ower window power utput attery voltage supply (T) 70 W attery power supply nput attery voltage 0V 0V S S-41

42 < U SS > Wiring iagram M (Y TR MU) : WMW0178 S-42

43 < U SS > M (Y TR MU) S WMW0179 S-43

44 < U SS > M (Y TR MU) WM0382 S-44

45 < U SS > M (Y TR MU) S T nspection riority hart WM0383 : f some Ts are displayed at the same time, perform inspections one by one based on the following priority chart. S-45

46 < U SS > M (Y TR MU) riority 1 T ndex U1000: MM RUT U1010: TR UT () 2190: TS T M 2191: R Y : SR M-M 2193: M-M : V S S RR : W RSSUR 1705: W RSSUR R 1706: W RSSUR RR 1707: W RSSUR R 1708: [ T] 1709: [ T] R 1710: [ T] RR 1711: [ T] R 1712: [SUM RR] 1713: [SUM RR] R 1714: [SUM RR] RR 1715: [SUM RR] R 1716: [RSST RR] 1717: [RSST RR] R 1718: [RSST RR] RR 1719: [RSST RR] R 1720: [ RR] 1721: [ RR] R 1722: [ RR] RR 1723: [ RR] R 1724: [TT VT W] 1725: [TT VT W] R 1726: [TT VT W] RR 1727: [TT VT W] R T : T: etails of time display RT: isplays when there is a malfunction now or after returning to the normal condition until turning ignition switch again. 1-39: isplayed if any previous malfunction is present when current condition is normal. t increases like after returning to the normal condition whenever ignition switch. The counter remains at 39 even if the number of cycles exceeds it. t is counted from 1 again when turning ignition switch after returning to the normal condition if the malfunction is detected again. o T is detected. further testing may be required. SUT display ail-safe S-46 ntelligent ey warning lamp Tire pressure monitor warning lamp Reference page U1000: MM RUT S-25 U1010: TR UT () S : TS TT M S : R Y S : SR M-M S : M-M S : [ T] WT : [ T] R WT-13

47 < U SS > M (Y TR MU) SUT display ail-safe ntelligent ey warning lamp Tire pressure monitor warning lamp Reference page 1710: [ T] RR WT : [ T] R WT : [SUM RR] WT : [SUM RR] R WT : [SUM RR] RR WT : [SUM RR] R WT : [RSST RR] WT : [RSST RR] R WT : [RSST RR] RR WT : [RSST RR] R WT : [ RR] WT : [ RR] R WT : [ RR] RR WT : [ RR] R WT : [TT VT W] WT : [TT VT W] R WT : [TT VT W] RR WT : [TT VT W] R WT : V S S RR WT-18 S S-47

48 MT SWT SYSTM SYMTMS < SYMTM SS > SYMTM SS MT SWT SYSTM SYMTMS Symptom Table 1. erform the data monitor of SUT- to check for any malfunctioning item. 2. heck the malfunction combinations. ata monitor item : Malfunction item: TUR S R TUR S M SW M SW 1 M SW 2 T M SW SS SW R SW R WR R WR W R WR T R WSR SW T VUM Malfunction combination ombinations other than those above ll tems f only one item is detected or the item is not applicable to the combinations to M 3. dentify the malfunctioning part from the agreed combination and repair or replace the part. Malfunction combination Malfunctioning part ombination switch UT 1 circuit ombination switch UT 2 circuit ombination switch UT 3 circuit ombination switch UT 4 circuit ombination switch UT 5 circuit ombination switch UTUT 1 circuit ombination switch UTUT 2 circuit ombination switch UTUT 3 circuit ombination switch UTUT 4 circuit ombination switch UTUT 5 circuit Repair or replace nspect the combination switch input circuit applicable to the malfunctioning part. Refer to S-28, "iagnosis rocedure". nspect the combination switch output circuit applicable to the malfunctioning part. Refer to S-30, "iagnosis rocedure". ight and turn signal switch or front wiper and washer switch Refer to S-32, "escription". M Replace M. Refer to S-49, "Removal and nstallation". M ight and turn signal switch or front wiper and washer switch Replace the switch that cannot be operated. S-48

49 < -V RR > -V RR M (Y TR MU) Removal and nstallation M (Y TR MU) : RMV T: f possible, before removing M, retrieve current M configuration to use for reference when configuring brand-new M after installation. Refer to S-4, "URT : Special Repair Requirement". 1. isconnect the battery negative terminal. 2. Remove the lower instrument panel. Refer to -10, "xploded View". 3. Remove the knee protector. Refer to -10, "xploded View". 4. Remove the M screws and release the M. 5. isconnect the M connectors and then remove the M STT nstallation is in the reverse order of removal. T: When replacing the M, it must be configured. Refer to S-4, "URT : Special Repair Requirement". When replacing the M, perform initialization of TS system and registration of all TS ignition key s. Refer to S-4, "URT : Special Repair Requirement". When replacing the M, perform registration procedure of low tire pressure warning system. Refer to WT-6, " Registration rocedure". When replacing the M, register the remote keyless entry system keyfob codes. Refer to S-3, "T SRV W R TR UT : Special Repair Requirement". When replacing the M, perform adjustment procedure for the steering angle sensor. Refer to R-163, "USTMT STR SSR UTR ST : Special Repair Requirement". S S-49