DTC C0040-62

ElectronicCircuitSchematics-buttonADInfo-button DTC Advanced Diagnostics: VSA related DTCs SystemDescription-button OverviewDTC C0040-62  : Brake Light Switch Failure (Stuck ON)

DTCs (VSA)

1. Problem verification

   -1. Turn the vehicle to the ON mode.

   -2. Clear the DTC with the HDS.

   -3. Turn the vehicle to the OFF (LOCK) mode, then start the engine.

   -4. Test-drive the vehicle.

   NOTE: Drive the vehicle on the road, not on a lift.

   -5. Check for DTCs with the HDS.

   DTC Description	DTC

   Is DTC C0040-62 indicated?

   YES 

   If only DTC C0040-62 is indicated, go to step 2.

   NO 

   If any other DTCs are indicated, go to the indicated DTCs troubleshooting.

   NO 

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

2. Brake pedal position switch check

   -1. Check the brake pedal position switch .

   Is brake pedal position switch OK?

   YES 

   Go to step 3.

   NO 

   Replace the brake pedal position switch .

3. PGM-FI DTCs check

   -1. Check for PGM-FI DTCs with the HDS.

   DTC Description	Confirmed DTC	Pending DTC

   Are any DTCs indicated?

   YES 

   Go to indicated DTCs troubleshooting. After all PGM-FI DTC's have been repaired, return to VSA and clear this code.

   NO 

   Go to step 4.

4. PCM check

   -1. Turn the vehicle to the OFF (LOCK) mode.

   -2. Substitute a known-good PCM .

   -3. Turn the vehicle to the ON mode.

   -4. Clear the DTC with the HDS.

   -5. Turn the vehicle to the OFF (LOCK) mode, then start the engine.

   -6. Test-drive the vehicle.

   NOTE: Drive the vehicle on the road, not on a lift.

   -7. Check for DTCs with the HDS.

   DTC Description	DTC
   C0040-62 Brake Light Switch Failure (Stuck ON)

   Is DTC C0040-62 indicated?

   YES 

   Check for loose terminals and poor connections in the VSA modulator-control unit 38P connector. If they are OK, replace the VSA modulator-control unit .

   NO 

   If the PCM was substituted, replace the original PCM .