Horn Switch Test

Remove the steering column covers (see STEERING COLUMN REMOVAL AND INSTALLATION ).
Disconnect the dashboard wire harness B 5P connector (A) from the cable reel (B).

Fig 1: Disconnecting Dashboard Wire Harness 5P Connector From Cable Reel
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Using a jumper wire, connect the dashboard wire harness B 5P connector (A) No. 1^*1 or No. 2^*2 terminal to body ground.
- If the horns sound, go to step 4.
- If the horns do not sound, check these items:
  - Horn relay
  - No. 7 (15 A) fuse in the under-hood fuse/relay box.
  - Horn Test/Replacement (see HORN TEST/REPLACEMENT )
  - An open in the wire
    *1: With radio remote switch
    
    *2: Without radio remote switch
Reconnect the dashboard wire harness B 5P connector (A), and disconnect the horn switch positive 1P connector (B).

Fig 2: Connecting Dashboard Wire Harness 5P Connector And Disconnecting Horn Switch Positive 1P Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Using a jumper wire, connect the horn switch positive 1P connector to body ground.
- If the horns sound, go to step 6.
- If the horns do not sound, replace the cable reel.
Reconnect the horn switch positive connector (B).
Using a jumper wire, connect the steering wheel to body ground.
Close the contact between the horn plate and the contact place.
- If the horns sound, replace the steering column.
- If the horns do not sound, replace the horn plate and the contact plate.