Honda HR-V Owners & Service Manuals

Honda HR-V: DTC U0073 F-CAN Communication Bus Line 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.

1. Problem verification:

  1. Clear the DTCs with the HDS.

Clear DTCs

  1. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
  2. Wait for at least 6 seconds.
  3. Check for DTCs with the HDS.

Keyless Access Power Control Unit - Diagnostics

Is DTC U0073 indicated?

YES

Go to DLC Circuit Troubleshooting.

NO

Intermittent failure, the system is OK at this time.

    READ NEXT:

     DTC U0100, U0122 (Keyless Access Power Control Unit)

    NOTE: Refer to the DTC code shown on the display, and then inspect the connectors and terminals based on the instructions in the table below. The DTC may be stored due to the grounding failure o

     DTC U1280 (Keyless Access Power Control Unit)

    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

     DTC U1281, U128D (Keyless Access Power Control Unit)

    NOTE: Refer to the DTC code shown on the display, and then inspect the connectors and terminals based on the instructions in the table below. The DTC may be stored due to the grounding failure or

    SEE MORE:

     Front Lower Arm Ball Joint Removal and Installation

    Special Tools Required Ball Joint Thread Protector, 14 mm 071AF-SZNA100 Ball Joint Remover, 32 mm 07MAC-SL00102 Removal & Installation 1. Vehicle - Lift 2. Front Wheel - Remove 3. Lower Arm Ball Joint - Disconnect Fig. 9: Lower Ball Joint Mounting Flange With Torque Specifications Remove th

     DTC U0423-68 Gauge Control Module Malfunction

    NOTE : Before you troubleshoot, review the how to troubleshoot information - Refer to: How to Troubleshoot the Forward Collision Warning (FCW), or How to Troubleshoot the Lane Departure Warning (LDW). DTCs (FCW/LDW) 1. Problem verification. Turn the vehicle to the ON mode. Clear the DTC with t

    © 2019-2025 Copyright www.hohrv2.com