FixVault

DTC B12D3

DTC B12D3  : Power Control Unit IG Latch Circuit Error

NOTE:  If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A .

DTC Description DTC
B12D3 Power Control Unit IG Latch Circuit Error  

DTC (Power Control Unit)

NOTE:  Make sure aftermarket accessories are not installed.

  1. Problem verification

    -1. Clear the DTCs with the HDS.

    -2. Do this procedure 5 times: Turn the vehicle to the OFF (LOCK), ACCESSORY, ON, and OFF (LOCK) mode.

    -3. Check for DTCs with the HDS.

    DTC Description DTC
    B12D3 Power Control Unit IG Latch Circuit Error  

    Is DTC B12D3 indicated?

    YES 

    Replace the body control module .

    NO 

    Intermittent failure, the system is OK at this time.