Systems/Air Bag Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Check Mode Procedure.
* After selecting Check 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: Accessories and Optional Equipment/Antitheft and Alarm
Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting.
PROCEDURE
1. CHECK CONNECTORS
(a) Turn the engine switch off.
(b) Disconnect the cable from the negative (-) battery terminal.
NOTICE:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
(c) Check that the connectors are properly connected to the front passenger airbag assembly and center airbag sensor assembly. Also
check that the connectors that link the instrument panel wire and instrument panel wire assembly are properly connected.
OK:
The connectors are properly connected.
HINT
If the connectors are not connected securely, reconnect the connectors and proceed to the next inspection.
(d) Disconnect the connectors from the front passenger airbag assembly and center airbag sensor assembly. Also disconnect the instrument
panel wire from the instrument panel wire assembly.
(e) Check that the terminals of the connectors are not damaged.
OK:
The terminals are not deformed or damaged.
(f) Check that the instrument panel wire assembly connector (on the front passenger airbag assembly side) is not damaged.
OK:
The lock button is not disengaged, or the claw of the lock is not deformed or damaged.
(g) Check that the short springs for the instrument panel wire and instrument panel wire assembly with the activation prevention
mechanism are not deformed or damaged.
OK:
The short springs are not deformed or damaged.
Text in Illustration
NG -- REPLACE WIRE HARNESS
OK -- Continue to next step.
2. CHECK FRONT PASSENGER AIRBAG ASSEMBLY (FRONT PASSENGER SIDE SQUIB)
(a) Connect the instrument panel wire to the instrument panel wire assembly and center airbag sensor assembly.
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