Component Testing
WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
Horn Test
- Ignition OFF, disconnect the harness connector at the P12 Horn.
- Install a 15 A fused jumper wire between the control terminal 2 and 12 V. Install a jumper wire between the ground terminal 1 and ground.
- Verify the P12 Horn turns ON and OFF
- If the P12 Horn does not turn ON and OFF
Replace the P12 Horn.
- If the P12 Horn turns ON and OFF
- If the P12 Horn does not turn ON and OFF
- All OK