Honda HR-V: DTC B1926 Backup Control Anten Open or Short
Honda HR-V (2015-2021) Service Manual / Accessories & Equipment / Keyless Access Backup Control Unit - Diagnostics / DTC B1926 Backup Control Anten Open or Short
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DTC (Backup 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.
- Clear the DTCs with the HDS.
Clear DTCs
- Touch the engine start/stop switch with the keyless remote. The buttons on the keyless remote should be facing you.
- While holding the keyless remote against the engine start/stop switch, do this procedure 10 times without pressing the brake pedal: Turn the vehicle to the OFF (LOCK), ACCESSORY, ON, and OFF (LOCK) mode.
- Check for DTCs with the HDS.
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Is DTC B1926 indicated?
YES
Replace the engine start/stop switch.
NO
Intermittent failure, the system is OK at this time. Check for loose or poor connections.
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NOTE: If you are troubleshooting multiple DTCs, be sure to
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NOTE: The DTC may be stored due to the grounding failure or the power source
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SEE MORE:
DTC Troubleshooting 81-51, 81-52, 81-53: Internal Failure of the Front
Passenger's Weight Sensor Unit
NOTE:
Before doing this troubleshooting procedure, find out if the vehicle was
in a collision. If so, verify that all the required components were replaced
with new
components of the correct part number, and that they were properly
installed.
Before doing this troubleshooting procedure, r
DTC Troubleshooting C1851-19 (63-02), C1851-1E (63-03), C1851-1E (63-04):
Motor Circuit Low Current, Motor Circuit High Current (AWD)
NOTE: Before you troubleshoot, review the General Troubleshooting
Information.
1. Problem verification (with engine idling):
Turn the vehicle to the ON mode.
Clear the DTC with the HDS.
Start the engine.
Check for DTCs with the HDS.
Is DTC C1851-19 or C1851-1E indicated?
YES
The failure is
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