DTC 92-20

DTC 92-20: Short to Ground in the Passenger's Airbag Cutoff Indicator

1. Erase the DTC memory.
2. Turn the ignition switch ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.

Does the SRS indicator stay on, and is DTC 92-20 indicated?

YES - Go to step 3.

NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. Diagnostic Strategies If another DTC is indicated, go to the DTC Troubleshooting Index. DTC List - Supplemental Restraint System

3. Disconnect the passenger's airbag cutoff indicator 4P connector.
4. Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes.
5. Disconnect SRS unit connector A (28P) from the SRS unit.




6. Check resistance between the No. 4 terminal of the passenger's airbag cutoff indicator 4P connector and the No. 12 terminal of SRS unit connector A (28P). There should be 0 - 1.0 Ohm.

Is the resistance as specified?

YES - Go to step 7.

NO - Open in the SRS main harness or dashboard wire harness A; replace the faulty harness.




7. Check resistance between the No. 12 terminal of SRS unit connector A (28P) and body ground. There should be an open circuit, or at least 1 MOhm.

Is the resistance as specified?

YES - Check for a faulty SRS unit or passenger's airbag cutoff indicator; replace the passenger's airbag cutoff indicator. If the problem is still present, replace the SRS unit.

NO - Short to ground in SRS main harness or dashboard wire harness A; replace the faulty harness.