86-2x

SRS DTC Troubleshooting: 86-1x, 86-2x

DTC 86-1x ("x" can be 0 thru 9 or A thru F):

Faulty OPDS Seat-Back Sensor

DTC 86-2x ("x" can be 0 thru 9 or A thru F):

Faulty OPDS Seat Support Sensor

NOTE:

- Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required components were replaced with new components, of the correct part number, and that they were properly installed Service and Repair.
- Before doing this troubleshooting procedure, review SRS Precautions and Procedures Service and Repair and General Troubleshooting Information Reading and Clearing Diagnostic Trouble Codes.
- Before replacing the SRS unit, check the SRS unit software version with the HDS. If the software version is not the latest, update the SRS unit software Testing and Inspection, and retest.

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to ON (II), then wait for 10 seconds.

3. Check for DTCs with the HDS.

Is DTC 86-1x or 86-2x indicated?

YES -

Go to step 4.

NO -

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.

4. Turn the ignition switch to LOCK (0).

5. Check the connection between the front passenger's seat wire harness 18P connector (A), the OPDS sensor connectors (B) and the ODS unit.





Are the connections OK?

YES -

Go to step 6.

NO -

Repair the poor connection, clear the DTC and retest. If DTC 86-1x or 86-2x is still present, go to step 6.

6. Replace the seat-back cover/pad equipped with the OPDS sensor Service and Repair, then clear the DTC.

7. Do the ODS unit initialization Programming and Relearning.

8. Turn the ignition switch to LOCK (0).

9. Turn the ignition switch to ON (II), then wait for 10 seconds, then wait for 10 seconds.

10. Check for DTCs with the HDS.

Is DTC 86-1x or 86-2x indicated?

YES -

Replace the ODS unit Service and Repair, then clear the DTC, and retest. If the DTC is still present, replace the SRS unit Service and Repair.

NO -

The system is OK.