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Test 4 – Check for open circuit in SRS unit sub-harness or slip ring

86M3274

• A View from terminal side
• B SRS main harness 5-P connector
• C View from wire side

1. Disconnect SRS main harness 5-P connector from slip ring.
2. Connect voltmeter between terminals No. 5 (+) of the SRS sub-harness 5-P connector and earth.
3. Turn ignition ON (II).
4. Measure voltage:

If there is no battery voltage, open circuit in RED wire of SRS main harness between under dash fusebox and slip ring. Replace SRS main harness.

If there is battery voltage, open circuit in RED wire of SRS unit sub-harness or the slip ring. Replace faulty component.

FAULT: The SRS indicator light stays on continuously

• The the SRS unit LED will blink once.

WARNING: Disconnect the SRS unit and the 5-P connector before checking continuity, otherwise the airbag will inflate.

Check the SRS unit and SRS indicator circuit

1. Turn ignition OFF.

• A SRS main harness 8-P connector
• B View from wire side

2. Disconnect SRS main harness 8-P connector from main harness.
3. Connect voltmeter between terminal No. 8 (+) of the SRS main harness 8-P connector and earth.
4. Turn ignition ON (II).
5. Measure voltage for 6 seconds after the ignition is switched ON (II):

If there is more than 8.5V, go to Test 2.

If there is less than 8.5V, go to Test 3.

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