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DTC C0040-62

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DTC C0040-62  : Brake Lamp Switch Failure (Stuck)

NOTE: Before you troubleshoot, review the general troubleshooting information .

DTC Description DTC
C0040-62 Brake Lamp Switch Failure (Stuck)  

DTC (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.

    -4. Test-drive the vehicle at 12 mph (20 km/h) or more for 6 minutes, and accelerate up to 25 mph (40 km/h) or more, then stop. Repeat this step 3 times.

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

    -5. Check for DTCs with the HDS.

    DTC Description DTC
    C0040-62 Brake Lamp Switch Failure (Stuck)  

    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 system DTCs check

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

    DTC Description Confirmed DTC Pending DTC
         

    DTC (PGM-FI)

    Are any DTCs indicated?

    YES 

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

    NO 

    Go to step 4.

  4. PCM check (substitution)

    -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.

    -6. Test-drive the vehicle at 12 mph (20 km/h) or more for 6 minutes, and accelerate up to 25 mph (40 km/h) or more, then stop. Repeat this step for 3 times.

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

    -7. Check for DTCs with the HDS.

    DTC Description DTC
    C0040-62 Brake Lamp Switch Failure (Stuck)  

    Is DTC C0040-62 indicated?

    YES 

    Check for loose terminals and poor connections in the VSA modulator-control unit 46P connector. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting. If they are OK, replace the VSA modulator-control unit .

    NO 

    Replace the original PCM .