B12D3

DTC Troubleshooting: B12D0, B12D1, B12D2, B12D3

DTC B12D0: Power Control Unit IG1A Circuit Error

DTC B12D1: Power Control Unit IG1B Circuit Error

DTC B12D2: Power Control Unit IG2 Circuit Error

DTC B12D3: Power Control Unit IG Latch Circuit Error

NOTE: Make sure aftermarket accessories are not installed.

1. Clear the DTCs with the HDS.

2. Do this procedure 5 times:
- Press the engine start/stop button to select the OFF mode

- Wait 10 seconds

- Select the ACC mode

- Wait 10 seconds

- Select the ON mode

- Wait 10 seconds before repeating this procedure

3. Check for DTCs with the HDS.

Are DTCs B12D0, B12D1, B12D2, and/or B12D3 indicated?
YES - Replace the power control unit. Testing and Inspection

NO - Intermittent failure, the system is OK at this time.