ABS System

ABS DTC Troubleshooting: 86

DTC 86:

F-CAN Communication Malfunction

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

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

4. Start and run the engine for at least 5 seconds.

5. Check for DTCs with the HDS.

Is DTC 86 indicated?

YES -

Go to step 6.

NO -

Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting.�

6. Check for fuel and emissions systems DTCs with the HDS Initial Inspection and Diagnostic Overview.

Are any PCM DTCs indicated?

YES -

Do the applicable troubleshooting for the PCM.�

NO -

Check for loose terminals in the ABS modulator-control unit 47P connector. If necessary, substitute a known-good ABS modulator-control unit, and retest Service and Repair.�