86-2x

SRS DTC Troubleshooting: 86-1x, 86-2x (x can be 0 thru 9 or A thru F)

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, review SRS Precautions and Procedures Service and Repair and General Troubleshooting Information . Reading and Clearing Diagnostic Trouble Codes

1. Clear the DTC memory. Reading and Clearing Diagnostic Trouble Codes

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

3. Read the DTC. Reading and Clearing Diagnostic Trouble Codes

Is DTC 86-1x or 86-2x indicated?
YES - Go to step 4.

NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. Reading and Clearing Diagnostic Trouble Codes If another DTC is indicated, troubleshoot the DTC.


NOTE: Aftermarket devices (fluorescent lights, laptop computers, etc.) used near the front passenger's seat-back can interfere with the seat-back sensors and cause a false DTC 86-1x or 86-2x. If one of these devices was used, clear the DTC, operate the device near the seat-back, and recheck for DTCs. If DTC 86-1x or 86-2x is set, clear it, and do not use the device near the seat-back.

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

5. Check the connection at the OPDS sensor harness connectors (A), the ODS unit harness 18P connector (B), and ODS unit.

Are the connections OK?
YES - Go to step 6.

NO - Repair the poor connection, and clear the DTC.






6. Replace the seat-back cover/pad with equipped OPDS sensor, Front Seat-Back Cover Replacement then clear the DTC.

7. Do the ODS unit initialization. Programming and Relearning

8. Turn the ignition switch to LOCK (0), then wait for 10 seconds.

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

10. Read the DTC. Reading and Clearing Diagnostic Trouble Codes

Is DTC 86-1x or 86-2x indicated?
YES - Replace the ODS unit, ODS Unit Replacement then clear the DTC. If the DTC is still present, replace the SRS unit. SRS Unit Replacement

NO - The system is OK.