DTC 81-64

DTC 81-4x, 81-5x, 85-4x, 85-5x ("x" can be 0 thru 9 or A thru F): Internal Failure of the OPDS/ODS Unit

DTC 81-63, 81-64, 85-63, 85-64: Internal Failure of the OPDS/ODS Unit

NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures and General Troubleshooting Information.

1. Clear 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 81-4x, 81-5x, 81-63, 81-64, 85-4x, 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, troubleshoot the DTC.

3. Initialize the OPDS/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 at this time.

NO - Go to step 5.

5. Replace the OPDS/ODS unit.
6. 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 SRS unit. If the DTC is still present, replace the SRS unit.