Honda CR-V: Horns
Component Location Index
- HORN
- HORN SWITCH
- HORN RELAY CIRCUIT
(Built into the MICU)
- CABLE REEL
- UNDER-DASH FUSE/RELAY BOX
Circuit Diagram
Horn Switch Test
1. Remove the steering column covers.
2. Disconnect the dashboard wire harness 20P
connector (A) from the cable reel (B).
3. Using a jumper wire, connect the dashboard wire
harness 20P connector No.1 terminal to body
ground. The horns should sound.
- If the horns sound, go to step 4.
- If the horns do not sound, check these items:
- No. 12 (15 A) fuse in the under-hood
fuse/relay box.
- Horn.
- MICU.
- An open in the wire.
4. Reconnect the dashboard wire harness 20P
connector (A) to the cable reel (B).
5. Remove the driver's airbag assembly, and disconnect the horn switch 1P positive
terminal (C) from the driver's airbag.
6. Check for continuity between the dashboard wire
harness 20P connector No.1 terminal and the cable
reel subharness 20P connector No. 11 terminal.
- If there is continuity, go to step 7.
- If there is no continuity, replace the cable reel.
7. Check for continuity between the cable reel
subharness 20P connector No. 11 terminal and the
horn switch 1P positive terminal.
Horn Test/Replacement
1. Remove the front bumper.
2. Disconnect the 1P connector (A) from the horn (B).
3. Test the horn by connecting battery power to the
terminal (A) and grounding the bracket (B). The
horn should sound.
4. If it fails to sound, replace it.
READ NEXT:
Component Location Index
DAYTIME RUNNING LIGHTS CIRCUIT
HEADLIGHTS
FRONT SIDE MARKER/PARKING/
TURN SIGNAL LIGHTS
HIGH MOUNT BRAKE LIGHT
LICENSE PLATE LIGHT
TAILLIGHT and BRAKE LIGHT
REA
Headlights System Description
The headlight system is composed of the MICU, the headlight and
dimmer/flash-to-pass switches (inside the
combination light switch), the left and right headlights, and t
DTC B1078: Daytime Running Lights Signal
Error (Canada)
DTC B1079: Daytime Running Lights Signal
Error (USA)
NOTE: If you are troubleshooting multiple DTCs, be
sure to follow the instructions in B-CAN
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