Honda HR-V: DTC U1280 (Gauge Control Module) Communication Bus Line Error (BUS-OFF)
Honda HR-V (2015-2021) Service Manual / Accessories & Equipment / Gauge Control System - Diagnostics / DTC U1280 (Gauge Control Module) Communication Bus Line Error (BUS-OFF)
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DTC (Gauge Control Module)
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.
- If you have any loss of communication DTCs for the PCM, troubleshoot those DTCs first.
1. Problem verification.
- Clear the DTCs with the HDS.
Clear DTCs
- Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
- Wait for at least 6 seconds.
- Check for DTCs with the HDS.
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Is DTC U1280 indicated?
YES
Go to MICU DTC U1280 troubleshooting.
NO
Intermittent failure, the system is OK at this time.
READ NEXT:
DTC U1281 (Gauge Control Module) Lost Communication With MICU (MICU
Frame)
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 U3000-49 (Gauge Control Module) ECU Internal Circuit Malfunction
DTC (Gauge Control Module)
1. Problem verification.
Clear the DTCs with the HDS.
Clear DTCs
Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
Wait for at least 6 seconds.
Check for
DTC U3000-51 (Gauge Control Module) Reprogramming Error
DTC (Gauge Control Module)
NOTE:
Before update the gauge control module, make sure the 12 volt battery in
the vehicle is fully charged, and
connect a 12 volt jumper battery (not a battery charge
SEE MORE:
DTC Troubleshooting 11-11, 13-11, 15-11, 17-11: Wheel Speed Sensor Circuit
Malfunction
NOTE: Before you troubleshoot, review the general troubleshooting
information.
1. Problem verification:
Turn the vehicle to the ON mode.
Clear the DTC with the HDS.
Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.
Check for DTCs with the HDS.
Is DTC 11-11, 13-11, 15-11, or 17-1
Volume Does Not Increase With Speed (Without Navigation, Display Audio Type
(7-inch Screen) )
NOTE:
Check the vehicle 12 volt battery condition first.
Check for B-CAN DTCs and resolve them before troubleshooting.
Check the connectors for poor connections or loose terminals.
1. Problem verification.
Test-drive the vehicle at freeway speeds, and monitor if the volume
increases.
Does the
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