Honda HR-V: Symptom Troubleshooting
Honda HR-V (2015-2021) Service Manual / Accessories & Equipment / Driving Assistance Warning - Testing & Troubleshooting / Symptom Troubleshooting
- Both FCW And LDW Indicators (Amber) Come ON At The Same Time (Temperature Too Hot) (Forward Collision Warning (FCW)
- Forward Collision Warning (FCW) Symptom Troubleshooting - Both FCW And LDW Indicator (Amber) Do Not Go OFF
- Forward Collision Warning (FCW) Symptom Troubleshooting - FCW Indicator (Amber) Does Not Blink When The System Warns, FCW Warning Buzzer Does Not Sound When The System Warns
- HDS Does Not Communicate With The Multi Purpose Camera Unit (Forward Collision Warning (FCW)
- Lane Departure Warning (LDW) Symptom Troubleshooting - LDW OFF Switch Does Not Work Or OFF Indicator Does Not Come ON
- Lane Departure Warning (LDW) Symptom Troubleshooting - LDW Indicator (Amber) Does Not Blink When The System Warns, LDW Warning Buzzer Does Not Sound When The System Warns
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Both FCW And LDW Indicators (Amber) Come ON At The Same Time
(Temperature Too Hot) (Forward Collision Warning (FCW)
Refer to: How to Troubleshoot the Forward Collision Warning (FCW) or How to
Troubleshoot the Lane
Departure Warning (LDW)
BOTH FCW AND LDW INDICATORS (AMBER) DOES NOT GO OFF (FORWARD COLLISION
WARNIN
Forward Collision Warning (FCW) Symptom Troubleshooting - Both FCW
And LDW Indicator (Amber) Do Not Go OFF
1. Problem verification:
Turn the vehicle to the ON mode.
Wait for about 6 seconds.
Do both FCW and LDW indicator go off?
YES
Intermittent failure, the system is OK.
NO
Go to step 2.
2. Fuse check
Forward Collision Warning (FCW) Symptom Troubleshooting - FCW
Indicator (Amber) Does Not Blink When The System Warns, FCW Warning Buzzer Does
Not Sound When The System Warns
1. FCW indicator and warning buzzer check:
Select FCW/LDW/High Beam Support/Traffic Sign Recognition System from
the DRIVING SUPPORT
menu with the HDS, and enter the FUNCTION TEST.
Select FCW dr
SEE MORE:
Volume Does Not Increase With Speed (With Navigation)
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
DTC B12D0, B12D1, B12D2
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.
DTC (Power Control Unit)
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the
instructions in B-CAN System Diagnosis
Test Mode A - Ref
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