DTC 68
DTC 68: Brake Pedal Position Switch1. Check for the fuel and emission systems (PGM-FI) DTCs with the HDS.
Are any ECM/PCM DTCs indicated?
YES - Do the appropriate troubleshooting for the DTC.
NO - Go to step 2.
2. Check the brake pedal position switch.
Is the switch OK?
YES - Go to step 3.
NO - Replace the brake pedal position switch.
3. Clear the DTC using the HDS.
4. Turn the ignition switch OFF.
5. Disconnect the HDS from the 16P DLC.
6. Test-drive the vehicle.
Does the ABS indicator come on, and is DTC 68 indicated?
YES - Go to step 7.
NO - The system is OK at this time. Refer to intermittent failures.
7. Troubleshoot the brake pedal position switch signal circuit.
Is the brake pedal position switch circuit OK?
YES - Substitute a known-good ECM/PCM, and recheck:
^ If the problem is gone, replace the original ECM/ PCM.
^ If the problem continues, check for loose terminals in the VSA modulator-control unit 47P connector. If no loose terminals are found, replace the VSA modulator-control unit.
NO - Repair the brake pedal position switch circuit.