86-1x

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, Technician Safety Information General Troubleshooting Information, Initial Inspection and Diagnostic Overview and Battery Terminal Disconnection and Reconnection. Procedures

1. Clear the DTC memory.

2. 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 stay on, and is DTC 86-1x or 86-2x indicated?
YES - Go to step 3.

NO - Intermittent failure, system is OK at this time. 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.


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

Are the connection OK?
YES - Go to step 4.

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






4. Replace the OPDS sensor/seat-back foam, clear the DTC, and initialize the ODS.

5. Clear the DTC memory, then check for DTC 86-1x or 86-2x.

Is DTC 86-1x or 86-2x indicated?
YES - Replace the ODS unit, then clear the DTC.

NO - The system is OK.