DTC 86

DTC 86: F-CAN Communication

1. Clear the DTC using the HDS.
2. Start and run the engine for at least 5 seconds then turn the engine off.
3. Check for DTCs using the HDS.

Is DTC 86 indicated?

YES - Go to step 4.

NO - The F-CAN communication line is OK at this time. Refer to intermittent failures.

4. Check for DTCs in the PCM.

Are any DTCs indicated?

YES - Troubleshoot the PCM DTCs.

NO - Check for loose terminals or poor connections at the VSA modulator-control unit 47P connector. If connections are good, replace the VSA modulator control unit, and recheck.