DESCRIPTION
The occupant classification system detects the front passenger seat condition. It then informs a passenger of the front passenger airbag, the front seat side airbag RH and front seat belt pretensioner RH condition (activated/not activated) by the passenger airbag ON/OFF indicator.
HINT: Approximately 6 seconds after the ignition switch is turned to the ON position, the passenger airbag ON/ OFF indicator will be ON/OFF depending on the conditions listed below.
INSPECTION PROCEDURE
1 CHECK SRS WARNING LIGHT
HINT: If this trouble occurs, the SRS warning light is off. If it is on, a DTC is output. Troubleshoot for the output DTC.
OK: After the primary check period, SRS warning light goes off.
HINT: The primary check period is approximately 6 seconds after the ignition switch is turned to the ON position.
2 PERFORM ZERO POINT CALIBRATION
OK: "COMPLETE" is displayed.
3 PERFORM SENSITIVITY CHECK
Standard value: 27 to 33 kg (59.52 to 72.75 lb)
END
4 RETIGHTEN FRONT SEAT ASSEMBLY RH BOLT
Torque: 37 N*m (375 kgf*cm, 27 ft.*lbf)
5 PERFORM ZERO POINT CALIBRATION
OK: "COMPLETE" is displayed.
6 PERFORM SENSITIVITY CHECK
Standard value: 27 to 33 kg (59.52 to 72.75 lb)
END
7 CHECK CONNECTORS
OK: The connectors are connected.
OK: The connectors are properly normal.
8 CHECK DTC
OK: DTC is not output.
9 REPLACE OCCUPANT CLASSIFICATION ECU
10 PERFORM ZERO POINT CALIBRATION
OK: "COMPLETE" is displayed.
11 PERFORM SENSITIVITY CHECK
Standard value: 27 to 33 kg (59.52 to 72.75 lb)
END
How to proceed with
troubleshooting
HINT:
*: Use the intelligent tester.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
Confirm problem symptoms
3 CHECK MULTIPLEX COMMUNICATION SYSTEM*
Check if the multiplex communication system DTC is
output.
HINT:
The center airbag sensor assembly of this system is
co ...
Disassembly
1. REMOVE REAR SEAT LEG COVER LH
Remove the 2 screws and seat leg cover.
2. REMOVE REAR SEAT LEG COVER RH
Remove the 2 screws and seat leg cover.
3. REMOVE REAR SEAT LEG SIDE COVER LH
Remove the 2 screws and seat leg side cover.
4. REMOVE LH SEAT REAR SEAT LOCK ...
Lock Switch Circuit
DESCRIPTION
Each of the left and right seats has lock switches that detect the lock
condition of the seat legs to the floor
when the seat is in the original or folded-down state. If any of the lock
switches detect an unlock condition,
the 3rd SEAT indicator on the combination meter will come ...