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Home >> Honda >> 2021 >> CR-V EX, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 105 (Keyless Access Power Control Unit - Diagnostics (Hybrid)) >> DTC Troubleshooting >> DTC U0073 (Keyless Access Power Control Unit)
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DTC U0073 (Keyless Access Power Control Unit)

WARNING: This page is about a different variant/trim than selected.

DTC U0073  : F-CAN Communication Bus Line 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
U0073 F-CAN Communication Bus Line Error  

DTC (Keyless Access Power Control Unit)

  1. Problem verification

    -1. Clear the DTCs with the HDS.

    -2. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.

    -3. Wait for at least 6 seconds.

    -4. Check for DTCs with the HDS.

    DTC Description DTC
    U0073 F-CAN Communication Bus Line Error  

    Is DTC U0073 indicated?

    YES 

    Go to the troubleshooting for CAN gateway system DTC(s) .

    NO 

    Intermittent failure, the system is OK at this time.