Check Horn Operation

2007 Subaru Outback Limited, 4D Sedan, StandardSECTION Check Horn Operation
HORN OPERATION CHECKING PROCEDURE CHART

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 harness connector of body integrated unit.
  2. Connect the harness connector terminal to ground using a suitable lead wire.

    Connector & terminal 

    (B280) No. 11 (+) - Chassis ground (-): 

Does the horn sound? Check the body integrated unit. < Ref. to BASIC DIAGNOSTIC PROCEDURE . > Check the harness for open circuits and/or shorts between the body integrated unit and horn relay.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.