SUPPLEMENTL RESTRINT SYSTEM IRG SYSTEM 203 DT 1825/56 DT 1826/56 DT 1827/56 DT 1828/56 Short in Front Passenger Side - Side Squib ircuit Open in Front Passenger Side - Side Squib ircuit Short to GND in Front Passenger Side - Side Squib ircuit Short to + in Front Passenger Side - Side Squib ircuit DESRIPTION The front passenger side - side squib circuit consists of the center airbag sensor assembly and the front seat side airbag assembly RH. The circuit signals the S to deploy when deployment conditions are met. These DTs are recorded when a malfunction is detected in the front passenger side - side squib circuit. DT No. DT Detection ondition Trouble rea 1825/56 1826/56 1827/56 1828/56 enter airbag sensor assembly detects line short circuit signal in front passenger side - side squib circuit 5 times during primary check. enter airbag sensor assembly malfunction enter airbag sensor assembly detects open circuit signal in front passenger side - side squib circuit for 2 enter airbag sensor assembly malfunction enter airbag sensor assembly detects short circuit to ground signal in front passenger side - side squib circuit for 0.5 enter airbag sensor assembly malfunction enter airbag sensor assembly detects short circuit to + signal in front passenger side - side squib circuit for 0.5 enter airbag sensor assembly malfunction enter airbag sensor assembly enter airbag sensor assembly enter airbag sensor assembly enter airbag sensor assembly
204 SUPPLEMENTL RESTRINT SYSTEM IRG SYSTEM WIRI DIGRM 1 2 1 2 7 K1 6 K1 SFP+ SFP- Z1 Front Passenger Side - Side Squib (Front Seat irbag ssembly RH) enter irbag Sensor ssembly H101823E09 INSPETION PROEDURE Perform the simulation method by selecting HEK MODE (signal check) with the intelligent tester (See page -39). fter selecting HEK MODE (signal check), perform the simulation method by wiggling each connector of the airbag system or driving the vehicle on a city or rough road (See page -29). 1 HEK ONNETOR (FRONT PSSEER SIDE - SIDE SQUI - FLOOR WIRE) (a) (b) (c) Turn the ignition switch off. Disconnect the negative (-) terminal cable from the heck the floor wire connector and terminals (on the front seat side airbag assembly RH side) and check the connector is properly connected to the front seat side airbag assembly RH.
SUPPLEMENTL RESTRINT SYSTEM IRG SYSTEM 205 No problem. onnector or terminals incorrect. onnector connected improperly. Proceed to REPIR OR REPLE FLOOR WIRE ONNET ONNETOR PROPERLY 2 HEK FRONT SET SIDE IRG SSEMLY RH (FRONT PSSEER SIDE - SIDE SQUI) Front Passenger Side - Side squib G enter irbag Sensor ssembly T D onnector SST DL3 DT 56 109503E05 SST 09843-18060 (a) Turn the ignition switch off. (b) Disconnect the negative (-) terminal cable from the (c) Disconnect the connector from the front seat side airbag assembly RH. (d) onnect the black wire side of SST (resistance 2.1 Ω) to connector. UTION: Never connect a tester to the front seat side airbag assembly RH (front for measurement, as this may lead to a serious injury due to airbag deployment. NOTIE: Do not forcibly insert the SST into the terminals of the connector when connecting. Insert the SST straight into the terminals of the connector. (e) onnect the negative (-) terminal cable to the battery, and wait for at least 2 (f) Turn the ignition switch on, and wait for at least 60 (g) lear the DTs stored in the memory (See page -36). (h) Turn the ignition switch off. (i) Turn the ignition switch on, and wait for at least 60 (j) heck the DTs (See page -36). : DT 1825/56, 1826/56, 1827/56 and 1828/56 are not output. DTs other than DT 1825/56, 1826/56, 1827/56 and 1828/56 may be output at this time, but they are not related to this check. REPLE FRONT SET SSEMLY RH
206 SUPPLEMENTL RESTRINT SYSTEM IRG SYSTEM 3 HEK ONNETOR (FLOOR WIRE - ENTER IRG SENSOR SSEMLY) (a) Turn the ignition switch off. (b) Disconnect the negative (-) terminal cable from the (c) Disconnect the SST from connector. (d) heck the floor wire connector and terminals (on the center airbag sensor assembly side) and check the connector properly connected to the center airbag sensor assembly. No problem. onnector or terminals incorrect. onnector connected improperly. Proceed to REPIR OR REPLE FLOOR WIRE ONNET ONNETOR PROPERLY 4 HEK FLOOR WIRE (FRONT PSSEER SIDE - SIDE SQUI IRUIT) enter irbag Sensor ssembly Floor Wire D Front Passenger Side - Side Squib (a) (b) Disconnect the connectors from the center airbag sensor assembly. heck for short to + in the circuit. (1) onnect the negative (-) terminal cable to the battery, and wait for at least 2 (2) Turn the ignition switch on. (3) Measure the voltage. Standard voltage Tester onnection ondition Specified ondition 1 - ody ground Ignition switch on elow 1 V 2 - ody ground Ignition switch on elow 1 V (c) heck for open in the circuit. (1) Turn the ignition switch off. (2) Disconnect the negative (-) terminal cable from the (3) Measure the resistance. H100874E04 (d) Tester onnection ondition Specified ondition 1-2 lways elow 1 Ω heck for short to ground in the circuit. (1) Measure the resistance. Tester onnection ondition Specified ondition 1 - ody ground lways 1 MΩ or higher 2 - ody ground lways 1 MΩ or higher
SUPPLEMENTL RESTRINT SYSTEM IRG SYSTEM 207 (e) heck for short in the circuit. (1) Release the activation prevention mechanism built into connector (See page -29). (2) Measure the resistance. Tester onnection ondition Specified ondition 1-2 lways 1 MΩ or higher (3) Restore the released activation mechanism of connector to the original condition. REPIR OR REPLE FLOOR WIRE 5 HEK ENTER IRG SENSOR SSEMLY Front Passenger Side - Side Squib DL3 G T D enter irbag Sensor ssembly DT 56 H100875E01 (a) onnect the connectors to the front seat side airbag assembly RH and the center airbag sensor assembly. (b) onnect the negative (-) terminal cable to the battery, and wait for at least 2 (c) Turn the ignition switch on, and wait for at least 60 (d) lear the DTs stored in the memory (See page -36). (e) Turn the ignition switch off. (f) Turn the ignition switch on, and wait for at least 60 (g) heck the DTs (See page -36). : DT 1825/56, 1826/56, 1827/56 and 1828/56 are not output. DTs other than DT 1825/56, 1826/56, 1827/56 and 1828/56 may be output at this time, but they are not related to this check. REPLE ENTER IRG SENSOR SSEMLY USE SIMULTION METHOD TO HEK