It works when I hit the emergency button on my remote, and it chirps when I lock the door with the remote. Is there a switch in the steering wheel, and if so, how do I access it
System Description
System Operation
The horn system consists of the following components:
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HORN fuse
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Horn relay
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Horn slip ring
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Horn switch
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Horn assembly
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Body Control Module (BCM)
The vehicle horn system is activated under the following conditions:
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The horn switch is depressed.
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The body control module (BCM) commands the horns on. The BCM commands the horns on under any of the following conditions:
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When the panic button is depressed on the remote control door lock transmitter. For further information refer to Keyless Entry System Description and Operation .
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When the keyless entry system is used to lock the vehicle, a horn chirp may sound to notify the driver that the vehicle has been locked. The notification feature may be enabled or disabled through personalization. For further information refer to Keyless Entry System Description and Operation .
How to test to see if the switch is bad , Connect a test lamp between the battery positive voltage circuit of the horn relay coil and the horn relay control circuit.
Depress and hold the horn switch.
Does the test lamp illuminate?
Yes or no !
Important: The horn switch is part of the inflatable restraint steering wheel module. Refer to Inflatable Restraint Steering Wheel Module Replacement in SIR.
To disable the SIR system refer to SIR Disabling and Enabling in SIR.
Repair the open or short to voltage in the horn relay control circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you complete the repair?
you may want to take your vehicle to a qualified repair shop .
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