DTC 76-3x

DTC 76-3x ("x" can be 0 thru 9 or A thru F): Faulty F-CAN communication or Internal Failure of E-Pretensioner Unit ('06-08 Models)

NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures and General Troubleshooting Information.

1. Clear the DTC memory.
2. Read the DTC.

Is DTC 76-3x indicated?

YES - Go to step 3.

NO - Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. Troubleshooting Intermittent Failures If another DTC is indicated, troubleshoot the DTC.

3. Check for DTCs in the PCM.

Are any DTCs indicated?

YES - Troubleshoot the PCM DTCs.

NO - Go to step 4.

4. Turn the ignition switch OFF.
5. Disconnect e-pretensioner subhamess 14P connector B from the e-pretensioner unit.
6. Disconnect PCM connector E (31P).
7. Measure the resistance between e-pretensioner unit connector B (14P) terminal No. 3 and PCM connector E (31P) terminal No. 15, and between e-pretensioner unit connector B (14P) terminal No. 5 and PCM connector E (31P) terminal No. 26. There should be 0-1.0 ohm.






Is the resistance as specified?

YES - Check for loose terminals and poor connections at e-pretensioner control unit connector B (14P) terminals No. 3 and No. 5. If the terminals and connections are OK, replace the e-pretensioner control unit, and recheck.

NO - Repair high resistance or an open circuit between C662 and the e-pretensioner control unit connector B (14P).