Honda HR-V Owners & Service Manuals

Honda HR-V: DTC B12D3 Power Control Unit IG Latch Circuit Error

Honda HR-V (2015-2021) Service Manual / Accessories & Equipment / Keyless Access Power Control Unit - Diagnostics / DTC B12D3 Power Control Unit IG Latch Circuit Error

Keyless Access Power Control Unit - Diagnostics

DTC (Power Control Unit)

NOTE:

  • If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks.
  • Make sure aftermarket accessories are not installed.

1. Problem verification:

  1. Clear the DTCs with the HDS.

Clear DTCs

  1. Do this procedure 5 times: Turn the vehicle to the OFF (LOCK) mode, ACCESSORY mode, ON mode, and OFF (LOCK) mode.
  2. Check for DTCs with the HDS.

Keyless Access Power Control Unit - Diagnostics

Is DTC B12D3 indicated?

YES

Replace the keyless access control unit.

NO

Intermittent failure, the system is OK at this time.

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