DTC Troubleshooting: 85-4x, 85-5x, 85-63, 85-64

DTC 85-4x (85-40 to 85-49, 85-4A to 85-4F),
85-5x (85-50 to 85-59, 85-5A to 85-5F),
85-63, 85-64:
  Internal Failure of OPDS 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 DTC85-4x, 85-5x, 85-63, or 85-64 indicated?


YES - Replace the OPDS unit.n


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