Honda HR-V: Keyless/Power Door Locks/Security System Symptom Troubleshooting - The Horn
Does Not Sound And/Or The Headlights Do Not Flash When The Panic Button On The
Remote Is Pressed
NOTE: Before troubleshooting, check the B-CAN DTCs. If any DTC is indicated,
troubleshoot the indicated
DTC first.
1. Determine possible failure area (MICU, others):
- Press the PANIC button.
Do the horns sound?
YES
Go to step 3.
NO
Go to step 2.
2. Horn operation check:
- Press the horn button.
Do the horns sound?
YES
Replace the remote, then register the new remote.
NO
Check the horn circuit.
3. MICU check:
- Turn the headlight switch ON.
Do the headlights come on?
YES
Intermittent failure, the system is OK at this time. Check for loose or poor
connections.
NO
Check the lighting circuit. Do the MICU input test.
KEYLESS/POWER DOOR LOCKS/SECURITY SYSTEM SYMPTOM TROUBLESHOOTING INDEX
NOTE: If the door lock system and the keyless operation do not work,
troubleshoot the door locks first. The
system does not function when turn the vehicle to the ON mode.
Troubleshooting Index
![Security System Keyless Entry System - Testing & Troubleshooting](images/books/1097/index 120(22).png)
![Security System Keyless Entry System - Testing & Troubleshooting](images/books/1097/index 121(22).png)
![Security System Keyless Entry System - Testing & Troubleshooting](images/books/1097/index 122(21).png)
![Security System Keyless Entry System - Testing & Troubleshooting](images/books/1097/index 123(22).png)
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Refer to: Keyless/Power Door Locks/Security System Symptom Troubleshooting -
Security alarm system
will not arm
THE DOORS WILL NOT UNLOCK OR LOCK WITH THE DOOR OUTER HANDLE TOUCH
SENSOR OR LOCK SWITC
Testing
1. Keyless access system check 1:
Select KEYLESS ACCESS CONTROL UNIT from the ONE-PUSH START system select
menu with
the HDS, and enter HISTORY DATA.
One-Push - KEYLESS ACCESS CONTROL UN
SEE MORE:
INSPECTION & ADJUSTMENT
WHEEL ALIGNMENT
Check
1. Pre-Alignment - Check
For proper inspection and adjustment of the wheel alignment, do these checks:
Release the parking brake to avoid an incorrect measurement.
Make sure the suspension is not modified.
Make sure the fuel tank is full and the
Inspection
NOTE: Unless otherwise indicated, illustrations used in the procedure are for
2WD.
Warm Up TWC (WU-TWC)
1. WU-TWC - Remove - Refer to: Warm Up TWC Removal and Installation (KA/KC),
or Under-Floor
TWC Removal and Installation (KA/KC)
2. WU-TWC - Inspect
Using a flashlight (A) and plug