DTC 68
DTC 68: Brake Pedal Position Switch1. Turn the ignition switch to ON (II).
2. Check for other DTCs.
Is another DTC indicated?
YES - Do the appropriate troubleshooting for the DTC.
NO - Go to step 3.
3. Turn the ignition switch to LOCK (0).
4. Check the brake pedal position switch, and adjustment.
Is the switch and adjustment OK?
YES - Go to step 5.
NO - Adjust the brake pedal position switch. If necessary, replace the switch.
5. Turn the ignition switch to ON (II).
6. Clear the DTC with the HDS.
7. Turn the ignition switch to LOCK (0), then disconnect the HDS.
8. Test-drive the vehicle.
9. Check for DTCs with the HDS.
Is DTC 68 indicated?
YES - Go to step 10.
NO - The system is OK at this time.
10. Troubleshoot the brake pedal position switch signal circuit.
Is the brake pedal position switch circuit OK?
YES - Check for loose terminals in the ECM connector, if the connections are OK, substitute a known-good ECM and recheck. If the problem is gone, replace the original ECM. If the problem continues, replace the VSA modulator-control unit.
NO - Repair the brake pedal position switch circuit.