DTC 81-5x

DTC 81-4x, 81-5x ("x" can be 0 thru 9 or A thru F), 81-63, 81-64: Internal Failure of the 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 to LOCK (0), then wait for 10 seconds.
3. Turn the ignition switch to ON (II), then wait for 10 seconds.
4. Read the DTC.

Is DTC 81-64 indicated?

YES - Go to step 5.

NO - Go to step 7.

5. Initialize the ODS unit.
6. Turn the ignition switch to 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 - Intermittent failure, the system is OK at this time.

NO - Replace the ODS unit, then initialize the ODS unit. If the problem is still present, replace the SRS unit.

7. Read the DTC.

Is DTC 81-4x, 81-5x, or 81-63 indicated?

YES - Replace the ODS unit, then initialize the ODS unit . If the problem is still present, replace the SRS unit.

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