LEMON Manuals: Even more car manuals for everyone
Home >> Acura >> 2020 >> ILX >> Repair and Diagnosis >> External Pages >> Different car >> Section 113 (Head Up Display - Diagnostics (Except Hybrid)) >> DTC Troubleshooting >> DTC U1280

DTC U1280

WARNING: This page is about a different car, the 2022 Honda Accord, 2021 Honda Accord, 2020 Honda Accord, 2019 Honda Accord, and 2018 Honda Accord. However, it is still accessible from the selected car via links, so may be relevant.

DTC U1280  : B-CAN Communication Bus Line Error (BUS-OFF)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A .
DTC Description DTC
U1280 B-CAN communication bus line error (BUS-OFF)  

DTC (Head Up Display)

  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
    U1280 B-CAN communication bus line error (BUS-OFF)  

    Is DTC U1280 indicated?

    YES 

    Go to body control module DTC U1280 troubleshooting .

    NO 

    Intermittent failure, the system is OK at this time.