85-71

SRS DTC Troubleshooting: 85-71, 85-78

DTC 85-71, 85-78:

ODS Unit Not Initialized

NOTE:

- Before doing this troubleshooting procedure, review SRS Precautions and Procedures Service and Repair and General Troubleshooting Information Reading and Clearing Diagnostic Trouble Codes.
- 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 SRS Unit Update, and retest.

1. Clear the DTC memory.

2. Turn the ignition switch to ON (II), then wait for 10 seconds.

3. Read the DTC.

Is DTC 85-71 or 85-78 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. Do the ODS unit initialization ODS Unit Initialization.

5. Turn the ignition switch to LOCK (0), then wait for 10 seconds.

6. Turn the ignition switch to ON (II), then wait for 10 seconds.

7. Read the DTC.

Is DTC 85-71 or 85-78 indicated?

YES -

Faulty ODS unit; replace the ODS unit ODS Unit Replacement, then clear the DTC. If the DTC is still present, replace the SRS unit SRS Unit Replacement.�

NO -

If another DTC is indicated, troubleshoot the DTC. If no DTCs are present, the system is OK at this time.�