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Q: Horn honks randomly

asked by on

The car horn randomly blows. We think the wire is grounding out. The horn is currently disconnected and still honks randomly.

A: Hi. The horn switch on the steering wheel e...

Hi. The horn switch on the steering wheel energizes a relay on the vehicle which then powers the high amperage horn. A shorted wire or malfunctioning relay in the system are possible causes for the intermittent activation. Have an experienced technician inspect the electrical system and circuitry for faults.

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