DTC Troubleshooting: 86

DTC 86: F-CAN Communication

1. Clear the DTC using the HDS.

1. Start and run the engine for at least 5 seconds then turn the engine off.

1. Check for DTCs using the HDS.

Is DTC 86 indicated?

YES | - | Go to Step 4 .
NO | - | Intermittent failure, the F-CAN communication line is OK at this time.■

1. Check for DTCs in the ECM/PCM.

Are any DTCs indicated?

YES | - | Troubleshoot the ECM/PCM DTCs.■
NO | - | Replace the VSA modulator-control unit. ■