Honda HR-V: 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 the HDS.
Clear DTCs
- Turn the vehicle to the OFF (LOCK) mode.
- Wait for 10 seconds.
- Turn the vehicle to the ON mode.
- Check for DTCs with the HDS.
Is DTC U0423-68 indicated?
YES
Go to gauge control module troubleshooting.
NO
Intermittent failure, the system is OK at this time.
DTC U3000-49 FCW/LDW CAMERA UNIT/MULTI PURPOSE CAMERA UNIT INTERNAL
FAILURE
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 the HDS.
Clear DTCs
- Turn the vehicle to the OFF (LOCK) mode.
- Wait for 10 seconds.
- Turn the vehicle to the ON mode.
- Check for DTCs with the HDS.
Is DTC U3000-49 indicated?
YES
Replace the multi purpose camera unit.
NO
Intermittent failure, the system is OK at this time.
DTC U3000-51 FCW/LDW CAMERA UNIT/MULTI PURPOSE CAMERA UNIT UPDATE
INCOMPLETE
NOTE : Before you troubleshoot, review the how to troubleshooting 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 the HDS.
Clear DTCs
- Update the multi purpose camera unit.
- Turn the vehicle to the OFF (LOCK) mode.
- Wait for 10 seconds.
- Turn the vehicle to the ON mode.
- Check for DTCs with the HDS.
Is DTC U3000-51 indicated?
YES
Retry the multi purpose camera unit update.
NO
Troubleshooting is complete. If any other DTCs are indicated, go to the
indicated DTC's troubleshooting.
READ NEXT:
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
COMMUNICATION SYSTEMS DESCRIPTION (F-CAN) - OVERVIEW
F-CAN (High-speed CAN)
The network between the powertrain and control units for chassis system is
called F-CAN and it employs high
speed CAN with
SEE MORE:
ENTRY LIGHTS CONTROL SYSTEM (MICU) INPUT TEST
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
Bef
Canadian models
Alerts you when it determines there is a possibility of your vehicle
colliding with the
vehicle detected in front of yours.
If the system determines a collision is possible, it gives both visual and
audible alerts.
Take appropriate action to prevent a collision (apply the brakes