DTC 81-4x

DTC 81-4x (81-40 to 81-48,81-4A to 81-4F), 81-5x (81-50 to 81-59,81-5A to 81-5F), 81-63,81-64: Internal Failure of the ODS Unit

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 DTC 81-4x, 81-5x, 81-63, or 81-64 indicated?

YES - Replace the ODS unit. If the DTC returns, replace the SRS unit.

NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. Diagnostic Strategies. If another DTC is indicated, go to the DTC Troubleshooting Index. DTC List - Supplemental Restraint System