Disarming/Service and Repair, General Troubleshooting Information See: Restraints and Safety Systems/Air Bag Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes, and Battery Terminal Disconnection and Reconnection See: Starting and
Charging/Battery/Service and Repair/Procedures.
- Before replacing the SRS unit, check the SRS unit software version with the HDS. If the software version is not the latest, update the SRS
unit software See: Restraints and Safety Systems/Air Bag Systems/Testing and Inspection/Programming and Relearning/SRS Unit Update,
and retest.
- If there are other SRS DTCs stored with 92-1x; troubleshoot them first.
1. Clear the DTCs with the HDS.
2. Turn the ignition switch to ON (II), then wait for 10 seconds.
3. Check for DTCs with the HDS.
Is DTC 92-2x indicated?
YES -
Go to step 4.
NO -
Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.?
4. Turn the ignition switch to LOCK (0).
5. Disconnect the passenger's airbag cutoff indicator 4P connector.
6. Disconnect the negative cable from the battery, then wait at least 3 minutes.
7. Disconnect SRS unit connector A (39P) from the SRS unit.
8. Measure the resistance between SRS unit connector A (39P) terminal No. 20 and passenger's airbag cutoff indicator 4P connector terminal
No. 2. There should be less than 1.0 Ohms.
Is the resistance as specified?
YES -
Go to step 9.
NO -
Open in the dashboard wire harness; replace the dashboard wire harness, then clear the DTC.?
9. Measure the resistance between body ground and SRS unit connector A (39P) terminal No. 20. There should be an open circuit or at least 1
