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Home >> Subaru >> 2007 >> Impreza Base, 4D Sedan, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 30 (Security And Locks) >> Keyless Entry System >> Inspection >> Check Horn Operation

Check Horn Operation

WARNING: This page is about a different car, the 2006 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.
CHECK HORN OPERATION

Step Check Yes No
1 CHECK HORN OPERATION 
Make sure the horn sounds when the horn switch is pushed.		 Does the horn sound? Go to step 2.  Check the horn circuit.
2 CHECK HORN OPERATION 
  1. Disconnect the keyless entry control unit harness connector.
  2. Ground the harness connector terminal with a suitable wire.

    Connector & terminal 

    (B176) No. 24 - Chassis ground: 

 Does the horn sound? Replace the keyless entry control unit. Check the harness for open circuits and/or shorts between the keyless entry control unit and horn relay.
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