DTC 85-4x

DTC 85-4x, 85-5x ("x" can be 0 thru 9 or A thru F): Internal Failure of the ODS Unit.

DTC 85-63: Model ID Code or Variation Code Inconsistent.

DTC 85-64: ECU Serial ID Code Inconsistent/Internal Failure of the ODS Unit.

NOTE: An incorrect ODS unit can cause DTC 85-63.

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 DTC85-4x, 85-5x, 85-63, or 85-64 indicated?

YES - Go to step 3.

NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. Troubleshooting Intermittent Failures If another DTC is indicated, go to the DTC Troubleshooting Index.

3. Initialize the ODS unit.
4. 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 go off?

YES - The system is OK.

NO - Replace the ODS unit and retest.