TRANSAXLE & TRANSMISSION

Transcription

1 TRSSS & DRV ST TRSX & TRSSS TTS VT: R009 S ST... 5 DSS D RR WR W... 5 Work low...5 Diagnostic Work Sheet...6 ST D DUST... 8 DDT SRV W R TR UT...8 DDT SRV W R TR UT : recaution for and VT ssembly Replacement...8 UT DSS... 9 VT SYST... 9 System Diagram...9 omponent arts ocation...10 SYST...12 ross-sectional View...12 System Diagram...13 System Description...13 omponent arts ocation...14 omponent Description...15 YDRU TR SYST...16 System Diagram...16 System Description...16 omponent arts ocation...18 omponent Description...19 TR SYST...20 System Diagram...20 System Description...20 omponent arts ocation...22 omponent Description U D ST TR SYST...24 System Diagram...24 System Description...24 omponent arts ocation...25 omponent Description...26 ST TR SYST...27 System Diagram...27 System Description...27 omponent arts ocation...29 omponent Description...30 ST SYST...31 System Diagram...31 System Description...31 omponent arts ocation...31 omponent Description...31 RD DST (D) SYST...33 Diagnosis Description...33 DSS SYST ()...35 SUT- unction (TRSSS)...35 Diagnostic Tool unction...38 T DSS...39 U1000 RUT...39 Description...39 DT ogic...39 Diagnosis rocedure STRT S...40 Description...40 DT ogic...40 Diagnosis rocedure ST SWT...42 Description...42 DT ogic...42 Diagnosis rocedure...42 omponent nspection (Stop amp Switch) R/UTR ST SWT

2 Description DT ogic Diagnosis rocedure omponent nspection VT UD TRTUR SSR Description DT ogic Diagnosis rocedure omponent nspection (VT luid Temperature Sensor) UT SD SSR (R SD SSR) Description DT ogic Diagnosis rocedure V SD SSR VT (S- DRY SD SSR) Description DT ogic Diagnosis rocedure SD S Description DT ogic Diagnosis rocedure T D Description DT ogic Diagnosis rocedure TRQU VRTR UT S- D VV Description DT ogic Diagnosis rocedure omponent nspection (Torque onverter lutch Solenoid Valve) /T T S/V UT ( -U) Description DT ogic Diagnosis rocedure omponent nspection (Torque onverter lutch Solenoid Valve) omponent nspection (ock-up Select Solenoid Valve) RSSUR SD VV Description DT ogic Diagnosis rocedure omponent nspection [ressure ontrol Solenoid Valve (ine ressure Solenoid Valve)] RSSUR TR SD RR ( RSSUR S- D VV) Description DT ogic Diagnosis rocedure omponent nspection [ressure ontrol Solenoid Valve (ine ressure Solenoid Valve)] RSSUR TR SD RR (S RSSUR S- D VV) Description DT ogic Diagnosis rocedure omponent nspection [ressure ontrol Solenoid Valve (ine ressure Solenoid Valve)] omponent nspection [ressure ontrol Solenoid Valve (Secondary ressure Solenoid Valve)] RSSUR TR SD TR (S RSSUR SD VV) Description DT ogic Diagnosis rocedure omponent nspection [ressure ontrol Solenoid Valve (Secondary ressure Solenoid Valve)] U D SWT Description DT ogic Diagnosis rocedure omponent nspection (anual ode Switch) omponent nspection (addle Shifter) TRSSS UD RSSUR SSR (S RSSUR SSR) Description DT ogic Diagnosis rocedure RSSUR SSR UT Description DT ogic Diagnosis rocedure omponent nspection [ressure ontrol Solenoid Valve (ine ressure Solenoid Valve)] omponent nspection [ressure ontrol Solenoid Valve (Secondary ressure Solenoid Valve)] TRSSS UD RSSUR SSR (R RSSUR SSR) Description DT ogic Diagnosis rocedure

3 0868 SDRY RSSUR DW...89 Description...89 DT ogic...89 Diagnosis rocedure...89 omponent nspection [ressure ontrol Solenoid Valve (ine ressure Solenoid Valve)]...90 omponent nspection [ressure ontrol Solenoid Valve (Secondary ressure Solenoid Valve)] TRSSS TR DU (WR SUY)...92 Description...92 DT ogic...92 Diagnosis rocedure TRTT ST SSR...95 Description...95 DT ogic...95 Diagnosis rocedure S V SD S...96 Description...96 DT ogic...96 Diagnosis rocedure VT SD SSR UT...98 Description...98 DT ogic...98 Diagnosis rocedure TR TRTT TR SYST Description DT ogic Diagnosis rocedure U ST SD VV Description DT ogic Diagnosis rocedure omponent nspection (ock-up Select Solenoid Valve) RSSUR TR Description DT ogic Diagnosis rocedure ST TR Description DT ogic Diagnosis rocedure omponent nspection (Step otor) ST TR - UT Description DT ogic Diagnosis rocedure ST ST DTR RUT Description omponent unction heck Diagnosis rocedure ST SYST Description Wiring Diagram - VT ST SYST omponent unction heck Diagnosis rocedure omponent nspection (Stop amp Switch) omponent nspection (Shift ock Relay) U DSS Reference Value Wiring Diagram - VT TR SYST ail-safe DT nspection riority hart DT ndex SYT DSS SYST SYT Symptom Table RUT RUTS recautions for Supplemental Restraint System (SRS) "R " and "ST T R-T- SR" recautions ecessary for Steering Wheel Rotation after attery Disconnect recaution for rocedure without owl Top over..147 recaution for n oard Diagnosis (D) System of VT and ngine recaution for and VT ssembly Replacement Removal and nstallation rocedure for VT Unit onnector recaution Service otice or recaution TT UT onversion Table RRT RRT Special Service Tools ommercial Service Tools V T VT UD nspection hanging VT UD R SYST leaning

4 ST TST nspection and udgment RSSUR TST nspection and udgment RD TST Description heck before ngine s Started heck at dle ruise Test VT ST nspection and djustment V RR TRSSS TR DU xploded View Removal and nstallation djustment TR DV xploded View Removal and nstallation nspection and djustment TR xploded View Removal and nstallation nspection and djustment DD STR xploded View Removal and nstallation xploded View Removal and nstallation nspection SDRY SD SSR xploded View Removal and nstallation nspection DRT SD S xploded View Removal and nstallation nspection R RTR S xploded View Removal and nstallation RV D STT TRSX SSY xploded View Removal and nstallation nspection DSSSY D SSY TRQU VRTR xploded View Disassembly ssembly nspection SRV DT D STS (SDS) SRV DT D STS (SDS) eneral Specification Vehicle Speed When Shifting ears Stall Speed ine ressure Solenoid Valves VT luid Temperature Sensor rimary Speed Sensor Secondary Speed Sensor Step otor Torque onverter

5 DSS D RR WR W < S ST > [VT: R009] S ST DSS D RR WR W Work low D: TRDUT The receives signals from the vehicle speed sensor and switch. Then it provides shift control or lock-up control via VT solenoid valves. The also communicates with the by means of signals sent from sensing elements used with the D-related parts of the VT system for malfunction-diagnostic purposes. The is capable of diagnosing malfunctioning parts while the can store malfunctions in its memory. nput and output signals must always be correct and stable in the operation of the VT system. The VT system must be in good operating condition and be free of valve seizure, solenoid valve malfunction, etc. ST631 t is much more difficult to diagnose a malfunction that occurs intermittently rather than continuously. ost intermittent malfunctions are caused by poor electric connections or improper wiring. n this case, careful checking of suspected circuits may help prevent the replacement of good parts. visual check only may not find the cause of the malfunctions. road test with SUT- (or ST) or a circuit tester connected should be performed. ollow the DTD W. ST632 efore undertaking actual checks, take a few minutes to talk with a customer who approaches with a driveability complaint. The customer can supply good information about such malfunctions, especially intermittent ones. ind out what symptoms are present and under what conditions they occur. Diagnostic Work Sheet as shown on the example (Refer to -6) should be used. Start your diagnosis by looking for conventional malfunctions first. This will help troubleshoot driveability malfunctions on an electronically controlled engine vehicle. lso check related Service ulletins. DTD W 1.T T RT R T USTR et the detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred) using the diagnosis work sheet. Refer to -6, "Diagnostic Work Sheet". >> T SYT 1 heck the following items based on the information obtained from the customer. ail-safe. Refer to -131, "ail-safe". VT fluid inspection. Refer to -152, "nspection". ine pressure test. Refer to -159, "nspection and udgment". S234-5

6 DSS D RR WR W < S ST > [VT: R009] Stall test. Refer to -157, "nspection and udgment". >> T DT 1. heck DT. 2. erform the following procedure if DT is detected. Record DT. rase DT. Refer to -33, "Diagnosis Description". s any DT detected? YS >> T 4. >> T 5. 4.RR DST RDUR erform Diagnostic rocedure for the displayed DT. Repair detected items. >> T 5. 5.RR DT RT RDUR erform DT RT RDUR for the displayed DT. s DT detected? YS >> T 4. >> T SYT 2 onfirm the symptom described by the customer. s any malfunction present? YS >> T 7. >> ST D 7.RD TST erform RD TST. Refer to -161, "Description". >> T SYT 3 onfirm the symptom described by the customer. s any malfunction present? YS >> T 2. >> ST D Diagnostic Work Sheet D: RT R USTR Y TS WT... Vehicle & VT model W... Date, requencies WR... Road conditions W... perating conditions, Symptoms ustomer name R/S odel & Year V Trans. odel ngine ileage alfunction Date anuf. Date n Service Date requency ontinuous ntermittent ( times a day) -6

7 DSS D RR WR W < S ST > [VT: R009] Vehicle does not move. ( ny position articular position) o shift ock-up malfunction Symptoms Shift shock or slip ( D R ock-up ny drive position) oise or vibration o pattern select thers ( ) alfunction ndicator amp () ontinuously lit ot lit DST WR ST 1 Read the item on cautions concerning fail-safe and understand the customer's complaint VT fluid inspection, stall test and line pressure test VT fluid inspection eak (Repair leak location.) State mount Stall test Torque converter one-way clutch Reverse brake orward clutch Steel belt ine pressure inspection - Suspected part: erform self diagnosis. erform road test. nter checks for detected items. ngine ine pressure low rimary pulley Secondary pulley heck before engine is started heck at idle ruise test -163 heck malfunction phenomena to repair or replace malfunctioning part after completing all road tests. 5 Drive vehicle to check that the malfunction phenomenon has been resolved. 6 rase the results of the self-diagnosis from the and the

8 ST D DUST < S ST > [VT: R009] ST D DUST DDT SRV W R TR UT DDT SRV W R TR UT : recaution for and VT ssembly Replacement D: UT: heck if new data (Unit D) are entered correctly after replacing VT assembly and erasing data in. (onnect SUT-, and then turn ignition switch.) When replacing VT assembly or, refer to the pattern table below and erase the R in the if necessary. R RS TTRS VT assembly rasing R in Remarks Replaced Replaced ot required ot replaced Replaced ot required Replaced ot replaced Required ot required because the R in the is in the default state. (VT assembly must be replaced first.) ot required because the R in the is in the default state. Required because data has been written in the - R in the and because the cannot write data from the R assembly in the transmission. TD R RS T R T 1. Turn ignition switch. 2. ove selector lever to R position. 3. erform Self Diagnostic Results in TRSSS. 4. ress the brake pedal and turn the brake switch. 5. ress the accelerator pedal (0.5/8 4/8 throttle) not to exceed the half, and hold it in the half or less open position. (This will set the closed throttle position signal to and the wide open throttle position signal to.) 6. erform RS. 7. Wait 3 seconds and then release the accelerator pedal. 8. Turn ignition switch. TD R WRT DT R T R SSY T TRSX n the following procedure, the reads data from the R assembly and writes it to the R in the. 1. rase the R in the. 2. ove selector lever to position. 3. Turn ignition switch. TD Standard: bout 2 seconds after the ignition switch, the VT indicator lamp lights up for 2 seconds. on-standard: ven after the ignition switch, the VT indicator lamp does not light up after 2 seconds or illuminates immediately. UT: erform in the or position. ction for on-standard Replace the VT assembly. Replace the. -8

9 VT SYST < UT DSS > [VT: R009] UT DSS VT SYST System Diagram D: D0997-9

10 VT SYST < UT DSS > [VT: R009] omponent arts ocation D: WD0564ZZ -10

11 VT SYST < UT DSS > [VT: R009] 1. ontrol device assembly (anual mode select switch and manual mode position select switch) ccelerator pedal position () sensor 7. addle shifters 2. Secondary speed sensor 3. VT unit harness connector 6. Shift position indicator anual mode indicator DS mode indicator -11

12 SYST < UT DSS > [VT: R009] SYST ross-sectional View D: S onverter housing 2. il pump 3. orward clutch 4. Reverse brake 5. lanetary carrier 6. rimary pulley 7. Steel belt 8. Sun gear 9. Side cover 10. nternal gear 11. Secondary pulley 12. inal gear 13. Differential case 14. dler gear 15. Reduction gear 16. Taper roller bearing 17. utput gear 18. arking gear 19. nput shaft 20. Torque converter -12

13 SYST < UT DSS > [VT: R009] System Diagram D: System Description D0997 D: Transmits the power from the engine to the drive wheel. -13

14 SYST < UT DSS > [VT: R009] omponent arts ocation D: WD0564ZZ -14

15 SYST < UT DSS > [VT: R009] 1. ontrol device assembly (anual mode select switch and manual mode position select switch) ccelerator pedal position () sensor 7. addle shifters omponent Description 2. Secondary speed sensor 3. VT unit harness connector 6. Shift position indicator anual mode indicator DS mode indicator D: Torque converter il pump lanetary gear orward clutch Reverse brake rimary pulley Secondary pulley Steel belt utput gear dler gear Reduction gear inal gear Differential anual shaft arking rod arking pawl arking gear tem unction The torque converter is the device that increases the engine torque as well as the conventional T and transmits it to the transaxle. The adoption of a trochoidal oil pump with a flow control valve actuated directly by the engine enables the sufficient discharge from an oil pump in the low-rpm range and the adequate discharge adjustments in the high-rpm range. erform the transmission of drive power and the switching of forward/backward movement. t is composed of a pair of pulleys (the groove width is changed freely in the axial direction) and the steel belt (the steel star wheels are placed continuously and the belt is guided with the multilayer steel rings on both sides). The groove width changes according to wrapping radius of steel belt and pulley from low status to overdrive status continuously with non-step. t is controlled with the oil pressures of primary pulley and secondary pulley. Reduction gear consists of primary deceleration (output gear and idler gear in pair) and secondary deceleration (reduction gear and final gear in pair). ach of them uses a helical gear. The parking rod rotates the parking pole and the parking pole engages with the parking gear when the manual shaft is in position. s a result the parking gear and the output axis are fixed. -15

16 YDRU TR SYST < UT DSS > [VT: R009] YDRU TR SYST System Diagram D: System Description D0589 D: The hydraulic control mechanism consists of the oil pump directly driven by the engine, the hydraulic control valve that controls line pressure and transmission, and the input signal line. RSSUR D SDRY RSSUR TR When an input torque signal equivalent to the engine driving force is transmitted from the to the, the controls the line pressure solenoid valve and secondary pressure solenoid valve. ine pressure solenoid valve activates pressure regulator valve, and line pressure from oil pump is adjusted for the optimum driving condition. Secondary pressure is controlled by lowering line pressure. -16 S1846

17 YDRU TR SYST < UT DSS > [VT: R009] ormal ontrol ptimize the line pressure and secondary pressure, depending on driving conditions, on the basis of the throttle position, the engine speed, the primary pulley (input) revolution speed, the secondary pulley (output) revolution speed, the brake signal, the switch signal, the lock-up signal, the voltage, the target gear ratio, the fluid temperature, and the fluid pressure. eedback ontrol or the normal fluid control and the select fluid control, secondary pressure is detected for feedback control by using a secondary pressure sensor to set a high-precision secondary pressure. -17

18 YDRU TR SYST < UT DSS > [VT: R009] omponent arts ocation D: WD0564ZZ -18

19 YDRU TR SYST < UT DSS > [VT: R009] 1. ontrol device assembly (anual mode select switch and manual mode position select switch) ccelerator pedal position () sensor 7. addle shifters omponent Description TRSX SSY ame Torque converter regulator valve ressure regulator valve T control valve Shift control valve Secondary valve lutch regulator valve anual valve Select control valve Select switch valve T solenoid valve Secondary pressure solenoid valve ine pressure solenoid valve Step motor ock-up select solenoid valve rimary speed sensor Secondary speed sensor switch rimary pulley Secondary pulley orward clutch Torque converter XT TRSX SSY 2. Secondary speed sensor 3. VT unit harness connector 6. Shift position indicator anual mode indicator DS mode indicator D: unction ptimizes the supply pressure for the torque converter depending on driving conditions. ptimizes the discharge pressure from the oil pump depending on driving conditions. ctivates or deactivates the lock-up. ocks up smoothly by opening lock-up operation excessively. ontrols inflow/outflow of line pressure from the primary pulley depending on the stroke difference between the stepping motor and the primary pulley. ontrols the line pressure from the secondary pulley depending on operating conditions. djusts the clutch operating pressure depending on operating conditions. Transmits the clutch operating pressure to each circuit in accordance with the selected position. ngages forward clutch, reverse brake smoothly depending on select operation. The select switch valve enables to select engagement/disengagement of lock-up clutch and that of forward clutch and reverse clutch ame ccelerator pedal position sensor unction udges driving condition according to signals from each sensor, and optimally controls variable speed mechanism

20 TR SYST < UT DSS > [VT: R009] TR SYST System Diagram D: System Description D0998 D: The VT senses vehicle operating conditions through various sensors. t always controls the optimum shift position and reduces shifting and lock-up shocks. UT The function of the is to: Receive input signals sent from various switches and sensors. Determine required line pressure, shifting point, and lock-up operation. Send required output signals to the step motor and the respective solenoids. SSRS (or S) switch ccelerator pedal position signal losed throttle position signal ngine speed signal VT fluid temperature sensor Vehicle speed signal anual mode signal addle shifter signal * Stop lamp switch signal rimary speed sensor Secondary speed sensor rimary pressure sensor Secondary pressure sensor TUTRS Shift control ine pressure control rimary pressure control Secondary pressure control ock-up control ngine brake control Vehicle speed control ail-safe control Self-diagnosis SUT- communication line Duet- control system n board diagnosis Step motor Torque converter clutch solenoid valve ock-up select solenoid valve ine pressure solenoid valve Secondary pressure solenoid valve anual mode indicator Shift position indicator Stater relay DS mode indicator *: With paddle shifter UT/UTUT S -20

21 TR SYST < UT DSS > [VT: R009] nput utput ontrol item luid pressure control Select control Shift control *1: nput by communications. *2: f these input and output signals are different, the triggers the fail-safe function. ock-up control communication control ail-safe function *2 switch X X X X X X ccelerator pedal position signal *1 X X X X X X losed throttle position signal *1 X X X X ngine speed signal *1 X X X X X VT fluid temperature sensor X X X X X anual mode signal *1 X X X X X Stop lamp switch signal *1 X X X X rimary speed sensor X X X X X Secondary speed sensor X X X X X X rimary pressure sensor X X Secondary pressure sensor X X X power supply voltage signal X X X X X X Step motor X X T solenoid valve X X X ock-up select solenoid valve X X X ine pressure solenoid valve X X X X Secondary pressure solenoid valve X X X -21

22 TR SYST < UT DSS > [VT: R009] omponent arts ocation D: WD0564ZZ -22

23 TR SYST < UT DSS > [VT: R009] 1. ontrol device assembly (anual mode select switch and manual mode position select switch) ccelerator pedal position () sensor 7. addle shifters omponent Description TRSX SSY 2. Secondary speed sensor 3. VT unit harness connector 6. Shift position indicator anual mode indicator DS mode indicator D: ame switch VT fluid temperature sensor rimary speed sensor Secondary speed sensor rimary pressure sensor Secondary pressure sensor Step motor T solenoid valve ock-up select solenoid valve ine pressure solenoid valve Secondary pressure solenoid valve XT TRSX SSY unction ame unction -19 Stop lamp switch

24 -U D ST TR SYST < UT DSS > [VT: R009] -U D ST TR SYST System Diagram D: S2374 System Description D: The torque converter clutch piston in the torque converter is engaged to eliminate torque converter slip to increase power transmission efficiency. The torque converter clutch control valve operation is controlled by the torque converter clutch solenoid valve, which is controlled by a signal from. The torque converter clutch control valve engages or releases the torque converter clutch piston. When shifting between ( ) D ( R ), torque converter clutch solenoid valve controls engagement power of forward clutch and reverse brake. The lock-up applied gear range was expanded by locking up the torque converter at a lower vehicle speed than conventional VT models. TRQU VRTR UT D ST TR VV TR D0312 ock-up Released n the lock-up released state, the torque converter clutch control valve is set into the unlocked state by the torque converter clutch solenoid valve and the lock-up apply pressure is drained. n this way, the torque converter clutch piston is not coupled. ock-up pplied n the lock-up applied state, the torque converter clutch control valve is set into the locked state by the torque converter clutch solenoid valve and lock-up apply pressure is generated. n this way, the torque converter clutch piston is pressed and coupled. Select ontrol When shifting between ( ) D ( R ), optimize the operating pressure on the basis of the throttle position, the engine speed, and the secondary pulley (output) revolution speed to lessen the shift shock. -24

25 -U D ST TR SYST < UT DSS > [VT: R009] omponent arts ocation D: WD0564ZZ -25

26 -U D ST TR SYST < UT DSS > [VT: R009] 1. ontrol device assembly (anual mode select switch and manual mode position select switch) ccelerator pedal position () sensor 7. addle shifters omponent Description TRSX SSY 2. Secondary speed sensor 3. VT unit harness connector 6. Shift position indicator anual mode indicator DS mode indicator D: ame Torque converter regulator valve T control valve Select control valve Select switch valve anual valve T solenoid valve ock-up select solenoid valve rimary speed sensor Secondary speed sensor VT fluid temperature sensor switch orward clutch Reverse brake Torque converter XT TRSX SSY ame ccelerator pedal position sensor unction unction

27 ST TR SYST < UT DSS > [VT: R009] ST TR SYST System Diagram D: T: The gear ratio is set for each position separately. System Description SD0126 D: n order to select the gear ratio that can obtain the driving force in accordance with driver's intention and the vehicle condition, monitors the driving conditions, such as the vehicle speed and the throttle position, selects the optimum gear ratio, and determines the gear change steps to the gear ratio. Then sends the command to the step motor, controls the inflow/outflow of line pressure from the primary pulley to determine the position of the moving-pulley and controls the gear ratio. D ST Shifting over all the ranges of gear ratios from the lowest to the highest. ST y moving the selector lever to + side or - side, the manual mode switch is changed over, and shift change like /T becomes possible following the changing gear set line step by step. S1953 S4582 DS ST When the selector lever is put in the manual shift gate side, the driver can drive more sporty than D position. DS mode can be switched according to the following method. -27

28 ST TR SYST < UT DSS > [VT: R009] - When the selector lever is in the D position, shifting the selector lever to manual shift gate enables switching to DS mode. - When in DS mode, shifting the selector lever to the main gate enables to cancel DS mode. - fter switching to manual mode with paddle shifter, switching to DS mode can not be enabled even when the selector lever is shifted to the manual gate. (With paddle shifter) DW R TR (UT R TR) When a downhill slope is detected with the accelerator pedal released, the engine brake will be strengthened up by downshifting so as not to accelerate the vehicle more than necessary. RT TR ccording to vehicle speed and a change of accelerator pedal angle, driver's request for acceleration and driving scene are judged. This function assists improvement in the acceleration feeling by making the engine speed proportionate to the vehicle speed. nd a shift map that can gain a larger driving force is available for compatibility of mileage with driveability. -28

29 ST TR SYST < UT DSS > [VT: R009] omponent arts ocation D: WD0564ZZ -29

30 ST TR SYST < UT DSS > [VT: R009] 1. ontrol device assembly (anual mode select switch and manual mode position select switch) ccelerator pedal position () sensor 7. addle shifters omponent Description TRSX SSY 2. Secondary speed sensor 3. VT unit harness connector 6. Shift position indicator anual mode indicator DS mode indicator D: tem switch rimary speed sensor Secondary speed sensor Step motor Shift control valve rimary pulley Secondary pulley XT TRSX SSY unction tem unction

31 ST SYST < UT DSS > [VT: R009] ST SYST System Diagram D: WD0566 System Description D: The selector lever cannot be shifted from position to any other position unless the ignition switch is in the position and the brake pedal is depressed. omponent arts ocation D: WD0565ZZ 1. (view with combination meter 2. Stop lamp switch 3. Shift lock release removed) 4. VT device connector 5. Shift lock solenoid 6. Detent switch (key) omponent Description D:

32 ST SYST < UT DSS > [VT: R009] VT device Stop lamp switch Shift lock relay omponent Shift lock solenoid Shift lock solenoid ock plate osition pin Shift lock release unction perates according to the signal from the shift lock relay. The lock plate restricts the position pin stroke by selector button operation according to the shift lock unit status. The position pin, linking with the selector button, restricts the selector lever movement. ancels the shift lock forcibly. rovides voltage to the shift lock relay when brake pedal is depressed. rovides voltage to the shift lock solenoid when ignition switch is and brake pedal is depressed. -32

33 RD DST (D) SYST < UT DSS > [VT: R009] RD DST (D) SYST Diagnosis Description D: DSRT The VT system has two self-diagnostic systems. The first is the emission-related on board diagnostic system (D-) performed by the in combination with the. malfunction is indicated by the (alfunction ndicator amp) and is stored as a DT in the memory and in the memory. The second is the original self-diagnosis performed by the. malfunction history is stored in the memory. The detected items are overlapped with D- self-diagnostic items. or details, refer to - 132, "DT ndex". D- UT The provides emission-related on board diagnostic (D-) functions for the VT system. ne function is to receive a signal from the used with D-related parts of the VT system. The signal is sent to the when a malfunction occurs in the corresponding D-related part. The other function is to indicate a diagnostic result by means of the (alfunction ndicator amp) on the instrument panel. Sensors, switches and solenoid valves are used as sensing elements. The automatically illuminates in ne or Two Trip Detection ogic when a malfunction is sensed in relation to VT system parts. R TW TR DTT D- ne Trip Detection ogic f a malfunction is sensed during the first test drive, the illuminates and the memory stores the malfunction as a DT. The is not provided with such a memory function. Two Trip Detection ogic When a malfunction is sensed during the first test drive, it is stored in the memory as a 1st trip DT (diagnostic trouble code) or 1st trip freeze frame data. t this point, the does not illuminate. 1st trip f the same malfunction as that experienced during the first test drive is sensed during the second test drive, the will illuminate. 2nd trip The trip in the ne or Two Trip Detection ogic means a driving mode in which self-diagnosis is performed during vehicle operation. D- DST TRU D (DT) ow to Read DT and 1st Trip DT DT and 1st trip DT can be read by the following methods. ( with SUT- or ST) SUT- or ST (eneric Scan Tool) xamples: 0705, 0720, etc. These DT are prescribed by S (SUT- also displays the malfunctioning component or system.) 1st trip DT o. is the same as DT o. utput of the diagnostic trouble code indicates that the indicated circuit has a malfunction. owever, in case of the ode and ST, they do not indicate whether the malfunction is still occurring or it occurred in the past and has returned to normal. SUT- can identify them as shown below, therefore, SUT- (if available) is recommended. - DT or 1st trip DT of a malfunction is displayed in S-DST RSUTS mode for with SUT-. Time data indicates how many times the vehicle was driven after the last detection of a DT. - f the DT is being detected currently, the time data will be 0. - f a 1st trip DT is stored in the, the time data will be 1t. reeze rame Data and 1st Trip reeze rame Data The has a memory function, which stores the driving conditions such as fuel system status, calculated load value, engine coolant temperature, short-term fuel trim, long-term fuel trim, engine speed and vehicle speed at the moment the detects a malfunction. Data that are stored in the memory, along with the 1st trip DT, are called 1st trip freeze frame data, and the data, stored together with the DT data, are called freeze frame data and displayed on SUT- or ST. The 1st trip freeze frame data can only be displayed on the SUT- screen, not on the ST. or details, refer to -123, "SUT- unction". -33

34 RD DST (D) SYST < UT DSS > [VT: R009] nly one set of freeze frame data (either 1st trip freeze frame data or freeze frame data) can be stored in the. 1st trip freeze frame data is stored in the memory along with the 1st trip DT. There is no priority for 1st trip freeze frame data, and it is updated each time a different 1st trip DT is detected. owever, once freeze frame data (2nd trip detection/ on) is stored in the memory, 1st trip freeze frame data is no longer stored. Remember, only one set of freeze frame data can be stored in the. The has the following priorities to update the data. riority tems isfire DT: reeze frame data uel njection System unction DT: 0171, 0172, 0174, xcept the above items (ncludes VT related items) 3 1st trip freeze frame data oth 1st trip freeze frame data and freeze frame data (along with the DT) are cleared when the memory is erased. ow to rase DT The diagnostic trouble code can be erased by SUT-, ST or DST TST D as described below. - f the battery cable is disconnected, the diagnostic trouble code will be lost within 24 hours. - When erasing the DT, using SUT- or ST is easier and quicker than switching the mode selector on the. The following emission-related diagnostic information is cleared from the memory when erasing DT related to D-. or details, refer to -534, "DT ndex". - Diagnostic trouble codes (DT) - 1st trip diagnostic trouble codes (1st trip DT) - reeze frame data - 1st trip freeze frame data - System readiness test (SRT) codes - Test values ow to rase DT (With SUT-) The emission related diagnostic information in the and can be erased by selecting rase in the Description of mode with SUT-. ow to rase DT (With ST) 1. f the ignition switch stays after repair work, be sure to turn ignition switch once. Wait at least 10 seconds and then turn it (engine stopped) again. 2. Select ode 4 with ST (eneric Scan Tool). or details, refer to -123, "SUT- unction". UT DTR () Description The is located on the instrument panel. 1. The is turned when the ignition switch is turned without the engine running. This is a bulb check. f the is not turned, refer to -474, "omponent unction heck". 2. Turn the when the engine is started. f the remains, the on board diagnostic system has detected an engine system malfunction. S217U -34

35 DSS SYST () < UT DSS > [VT: R009] DSS SYST () SUT- unction (TRSSS) UT SUT- can display each diagnostic item using the diagnostic test modes shown following. D: Diagnostic test mode Work Support Self Diagnostic Resultss Data onitor Diagnosis Diagnostic Support onitor unction Test U dentification Special unction WR SURT D Display tem ist tem name R D. R VT DTRRT ngine rake djustment unction This mode enables a technician to adjust some devices faster and more accurately. Retrieve DT from U and display diagnostic items. onitor the input/output signal of the control unit in real time. This mode displays a network diagnosis result about by a diagram. t monitors the status of communication. This mode can show results of self-diagnosis of U with either or. or engine, more practical tests regarding sensors/switches and/or actuators are available. Display the U identification number (part number etc.) of the selected system. ther results or histories, etc. that are recorded in U are displayed. Description The engine brake level setting can be canceled. The VT fluid deterioration level can be checked. R V 0 : nitial set value (ngine brake level control is activated) : ngine brake level control is deactivated. UT: ode of can be selected by touching U or DW on SUT- screen. owever, do not select a mode other than 0 and. Selecting +1 or 1 or 2 may cause irregular driveability. heck VT luid Deterioration Date VT DTRRT DT ore than : t is necessary to change VT fluid. ess than : t is not necessary to change VT fluid. UT: Touch R after changing VT fluid, and then erase VT DTRRT DT. S DST RSUTS D Display tems ist Refer to -132, "DT ndex". DT TR D Display tems ist -35

36 DSS SYST () < UT DSS > [VT: R009] X: Standard, : ot applicable, : ption onitored item (Unit) U - UT S- S onitor item selection S- S S- T R U Remarks VS SSR (km/h) X utput speed sensor (secondary speed sensor) S VS S (km/h) X R SD S (rpm) X SD S (rpm) X S YDR S (V) X R YDR S (V) X T T S (V) X VT fluid temperature sensor V S (V) X V SD (km/h or mph) X Vehicle speed recognized by the. R SD (rpm) X rimary pulley speed S SD (rpm) Secondary pulley speed SD (rpm) X S RV (rpm) X Difference between engine speed and primary pulley speed. R RT X SD () D (0.0/8) X X Degree of opening for accelerator recognized by the. or fail-safe operation, the specific value used for control is displayed. TRQ RT S RSS (a) X R RSS (a) X TT UT X eans VT fluid temperature. ctual oil temperature ( ) cannot be checked unless a numeric value is converted. Refer to DSR RV (rpm) DR RT DS ST (step) S ST (step) X U RS (a) RS (a) TT S RSS (a) ST1 () X ST2 () X ST3 () X Torque converter clutch solenoid valve output current ressure control solenoid valve (line pressure solenoid valve) output current ressure control solenoid valve (secondary pressure solenoid valve) output current -36

37 DSS SYST () < UT DSS > [VT: R009] onitored item (Unit) U - UT S- S onitor item selection S- S S1 () X X S2 () X X S3 () X X Torque converter clutch solenoid valve monitor current ressure control solenoid valve (line pressure solenoid valve) monitor current ressure control solenoid valve (secondary pressure solenoid valve) monitor current SW3 (n/ff) X switch 3 - status monitor SW4 (n/ff) X switch 4 - status SW3 (n/ff) X switch 3 - status SW2 (n/ff) X switch 2 - status SW1 (n/ff) X switch 1 - status R SW (n/ff) X X U SW (n/ff) X X D SW (n/ff) X X S- T R U Remarks Stop lamp switch (signal input via communications) Signal input via communications SRT D SW (n/ff) X X ot mounted but displayed. STRDWSW (n/ff) X STRUSW (n/ff) X DWVR (n/ff) X UVR (n/ff) X D (n/ff) X D (n/ff) X Responds only to vehicles with addle shifter Responds only to vehicles with manual mode DR (n/ff) DDR (n/ff) D position indicator output DR (n/ff) position indicator output DRR (n/ff) R position indicator output DR (n/ff) position indicator output VT (n/ff) SRT D D (n/ff) ot mounted but displayed. D D (n/ff) S D (n/ff) Step motor coil D energizing status S (n/ff) Step motor coil energizing status S (n/ff) Step motor coil energizing status S (n/ff) Step motor coil energizing status US S UT (n/ff) RV (n/ff) X STRTR RY UT (n/ff) Starter relay -37

38 DSS SYST () < UT DSS > [VT: R009] onitored item (Unit) U - UT S- S onitor item selection S- S S- T R U Remarks US S (n/ff) STRTR RY (n/ff) Starter relay monitor VD (n/ff) X TS (n/ff) X S (n/ff) X (n/ff) X ot mounted but displayed. R X ndicates position is recognized by. ndicates a specific value required for control when fail-safe function is activated. R S X ot mounted but displayed. Voltage (V) Displays the value measured by the voltage probe. requency (z) DUTY- (high) (%) DUTY-W (low) (%) S WDT- (ms) S WDT-W (ms) Diagnostic Tool unction The value measured by the pulse probe is displayed. D: D- S-DST RDUR (WT ST) Refer to -133, "Diagnosis Tool unction". -38

39 U1000 RUT < T DSS > [VT: R009] T DSS U1000 RUT Description D: (ontroller rea etwork) is a serial communication line for real time application. t is an on-vehicle multiplex communication line with high data communication speed and excellent malfunction detection ability. any electronic control units are equipped onto a vehicle, and each control unit shares information and links with other control units during operation (not independent). n communication, control units are connected with 2 communication lines (- and -) allowing a high rate of information transmission with less wiring. ach control unit transmits/receives data but selectively reads required data only. DT ogic DT DTT DT U1000 tem (SUT- screen term) RUT D: DT RT RDUR T: mmediately after performing any DT RT RDUR, always turn ignition switch. Then wait at least 10 seconds before performing the next test. 1. DT DTT With SUT- 1. Turn ignition switch. 2. Start engine and wait for at least 6 seconds. 3. erform Self Diagnostic Results in TRSSS. With ST ollow the procedure With SUT-. s U1000 RUT detected? YS >> o to -39, "Diagnosis rocedure". >> heck intermittent incident. Refer to -39, "ntermittent ncident". Diagnosis rocedure 1. UT RUT alfunction is detected when... When is not transmitting or receiving communication signal for 2 seconds or more. With SUT- 1. Turn ignition switch and start engine. 2. erform Self Diagnostic Results in TRSSS. s U1000 RUT indicated? YS >> o to section. Refer to -24, " System Specification hart". >> heck intermittent incident. Refer to -39, "ntermittent ncident". ossible cause arness or connectors ( communication line is open or shorted.) D:

40 0615 STRT S < T DSS > [VT: R009] 0615 STRT S Description D: controls starter relay in D /R. switches starter relay at or position and allows to crank engine. Then it prohibits cranking other than at or position. DT ogic D: DT DTT DT 0615 tem (SUT- screen term) STRTR RY/R DT RT RDUR UT: lways drive vehicle at a safe speed. T: mmediately after performing any DT RT RDUR, always turn ignition switch. Then wait at least 10 seconds before performing the next test. 1. DT DTT With SUT- 1. Turn ignition switch. 2. erform Self Diagnostic Results in TRSSS. s 0615 STRTR RY/R detected? YS >> o to -40, "Diagnosis rocedure". >> heck intermittent incident. Refer to -39, "ntermittent ncident". Diagnosis rocedure alfunction is detected when... f this signal is other than in or position, this is judged to be a malfunction. (nd if it is in or position, this too is judged to be a malfunction.) 1. STRTR RY S 1. Turn ignition switch. 2. Disconnect D /R connector. 3. heck voltage between D /R vehicle side harness connector terminal and ground. ossible cause arness or connectors (Starter relay and circuit is open or shorted.) Starter relay circuit D: D /R vehicle side harness connector onnector Terminal round ondition Selector lever in and positions Selector lever in other positions Voltage (pprox.) attery voltage s the inspection result normal? YS >> heck starter relay and starter control relay. Refer to S-13, "Diagnosis Description". >> T RSS TW D D /R (RT 1) 0V WD0085ZZ -40

41 0615 STRT S < T DSS > [VT: R009] 1. Turn ignition switch. 2. Disconnect connector. 3. heck continuity between vehicle side harness connector terminal and D /R vehicle side harness connector terminal. vehicle side harness connector D /R vehicle side harness connector ontinuity onnector Terminal onnector Terminal 15 () () 72 xisted s the inspection result normal? YS >> T 3. >> Repair or replace damaged parts. 3. RSS TW D D /R (RT 2) heck continuity between vehicle side harness connector terminal and ground. vehicle side harness connector ontinuity onnector Terminal round ot existed s the inspection result normal? YS >> T 4. >> Repair or replace damaged parts. 4.DTT UT TS heck connector pin terminals for damage or loose connection with harness connector. s the inspection result normal? YS >> Replace. Refer to -166, "xploded View". >> Repair or replace damaged parts. WD0086ZZ WD0087ZZ -41

42 0703 ST SWT < T DSS > [VT: R009] 0703 ST SWT Description D: detects / state of the stop lamp switch and transmits the data to the via communication by converting the data to a signal. DT ogic DT DTT DT 0703 tem (SUT- screen term) R SW/R D: DT RT RDUR UT: lways drive vehicle at a safe speed. T: mmediately after performing any DT RT RDUR, always turn ignition switch. Then wait at least 10 seconds before performing the next test. 1. DT DTT With SUT- 1. Turn ignition switch. 2. Start engine. 3. Drive vehicle for at least 3 consecutive seconds. 4. erform Self Diagnostic Results in TRSSS. s 0703 R SW/R detected? YS >> o to -42, "Diagnosis rocedure". >> heck intermittent incident. Refer to -39, "ntermittent ncident". Diagnosis rocedure alfunction is detected when... When the brake switch does not switch to or. ossible cause arness or connectors - (Stop lamp switch, and circuit are open or shorted.) - ( communication line is open or shorted.) Stop lamp switch D: ST SWT RUT 1. heck and adjust the installation position of stop lamp switch. Refer to R-13, "nspection and djustment". 2. Disconnect connector. 3. heck voltage between vehicle side harness connector terminal and ground. vehicle side harness connector onnector Terminal round ondition Depressed brake pedal Released brake pedal Voltage (pprox.) attery voltage s the inspection result normal? YS >> T 5. >> T RSS TW ST SWT D (RT 1) 0V WD0088ZZ -42

43 0703 ST SWT < T DSS > [VT: R009] 1. Disconnect stop lamp switch connector. 2. heck continuity between stop lamp switch vehicle side harness connector terminal and vehicle side harness connector terminal. Stop lamp switch vehicle side harness connector vehicle side harness connector ontinuity onnector Terminal onnector Terminal 38 () 4 18 () 26 xisted s the inspection result normal? YS >> T 3. >> Repair or replace damaged parts. 3. RSS TW ST SWT D (RT 2) heck continuity between vehicle side harness connector terminal and ground. vehicle side harness connector ontinuity onnector Terminal round ot existed s the inspection result normal? YS >> T 4. >> Repair or replace damaged parts. 4. ST SWT heck stop lamp switch. Refer to -43, "omponent nspection (Stop amp Switch)". s the inspection result normal? YS >> heck the following. arness for short or open between battery and stop lamp switch 10 fuse [o. 7, located in fuse block (/)] >> Repair or replace stop lamp switch. 5. With SUT- 1. Turn ignition switch. 2. onnect connector. 3. Turn ignition switch. 4. Select R SW 1 in Data onitor in and verify the proper operation of /. Refer to S-47, "Reference Value". s the inspection result normal? YS >> T 6. >> Replace. Refer to S-87, "Removal and nstallation". 6.DTT UT TS heck connector pin terminals for damage or loose connection with harness connector. s the inspection result normal? YS >> Replace. Refer to -166, "xploded View". >> Repair or replace damaged parts. omponent nspection (Stop amp Switch) WD0599ZZ WD0090ZZ D: ST SWT -43

44 0703 ST SWT < T DSS > [VT: R009] heck continuity between stop lamp switch connector terminals. onnector Stop lamp switch connector Terminal ondition Depressed brake pedal Released brake pedal ontinuity xisted ot existed s the inspection result normal? YS >> ST D >> Replace stop lamp switch. Refer to R-17, "xploded View". WD0419ZZ -44

45 0705 R/UTR ST SWT < T DSS > [VT: R009] 0705 R/UTR ST SWT Description The switch is included in the control valve assembly. The switch includes 4 transmission position switches. judges the selector lever position by the switch signal. DT ogic DT DTT D: Shift position switch 1 switch 2 switch 3 switch 4 switch 3 (monitor) R D DT 0705 tem (SUT- screen term) SW/R D: DT RT RDUR UT: lways drive vehicle at a safe speed. T: mmediately after performing any DT RT RDUR, always turn ignition switch. Then wait at least 10 seconds before performing the next test. 1. DT DTT With SUT- 1. Turn ignition switch. 2. Select Data onitor in TRSSS. 3. Start engine. 4. Drive vehicle and maintain the following conditions for at least 2 consecutive seconds. With ST ollow the procedure With SUT-. s 0705 SW/R detected? YS >> o to -45, "Diagnosis rocedure". >> heck intermittent incident. Refer to -39, "ntermittent ncident". Diagnosis rocedure alfunction is detected when... does not receive the correct voltage signal (based on the gear position) from the switch. V SD : ore than 10 km/h (6 ) SD S : ore than 450 rpm D : ore than 1.0/8 1. VT ST 1. Disconnect VT unit connector. 2. Remove control cable from manual lever. Refer to-170, "xploded View". 3. heck switch. Refer to -46, "omponent nspection". s the inspection result normal? YS >> djust VT position. Refer to -165, "nspection and djustment". >> T 2. ossible cause arness or connectors ( switches circuit is open or shorted.) switch D:

46 0705 R/UTR ST SWT < T DSS > [VT: R009] 2. RSS TW D SWT (RT 1) 1. Turn ignition switch. 2. Disconnect connector. 3. heck continuity between vehicle side harness connector terminals and VT unit vehicle side harness connector terminals. vehicle side harness connector VT unit vehicle side harness connector onnector Terminal onnector Terminal 15 () () ontinuity s the inspection result normal? YS >> T 3. >> Repair or replace damaged parts. 3. RSS TW D SWT (RT 2) heck continuity between vehicle side harness connector terminals and ground. 5 xisted WD0092ZZ vehicle side harness connector onnector 15 Terminal s the inspection result normal? YS >> T 4. >> Repair or replace damaged parts. 4.DTT UT TS heck connector pin terminals for damage or loose connection with harness connector. s the inspection result normal? YS >> Replace. Refer to -166, "xploded View". >> Repair or replace damaged parts. omponent nspection round ontinuity ot existed WD0093ZZ D: SWT -46

47 0705 R/UTR ST SWT < T DSS > [VT: R009] heck the continuity of the switch by changing selector lever to various positions and checking continuity between VT unit terminals and ground. VT unit connector Shift position onnector Terminal ontinuity 4, 5, 14, 15, 18 ot existed 4, 15 xisted R round 5, 14, 18 ot existed 15 4, 5 xisted 14, 15, 18 ot existed D 4, 5, 14, 15, 18 xisted s the inspection result normal? YS >> ST D >> Replace transaxle assembly. Refer to -180, "xploded View". S