Horn Switch Test
  1. Disconnect the dashboard wire harness 20P connector (A).
  1. Connect the dashboard wire harness 20P connector No. 1 and No. 2 terminals with a jumper wire. The horns should sound.
    • If the horns sound, replace the cable reel.
    • If the horns don't sound, repair an open in the No. 2 or No. 1 terminal wire, or a faulty driver's MICU.