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Horn Chirp Does Not Sound
- Depress horn switch on steering wheel. If horn sounds, go to next step. If horn does not sound, see STEERING COLUMN SWITCHES article.
- Using a fused jumper, backprobe remote control door lock receiver connector terminal "C" (Black wire) and momentarily ground fused jumper. If horn sounds, go to next step. If horn does not sound, go to step 4).
- Replace remote control door lock receiver. Verify system operation.
- Using a fused jumper, backprobe RH I/P wiring harness junction block connector C3 terminal C8 (Black wire) and momentarily ground jumper. If horn sounds, go to next step. If horn does not sound, go to step 6).
- Repair open in Black wire between remote control door lock receiver and LH I/P wiring harness junction block. Verify system operation.
- Using a fused jumper, backprobe RH I/P wiring harness junction block connector C2 terminal C5 (Orange wire) and momentarily ground jumper. If horn sounds, go to next step. If horn does not sound, go to step 8).
- Replace LH I/P wiring harness junction block. Verify system operation.
- Repair open in Black wire between RH I/P wiring harness junction block and underhood wiring harness junction block. Verify system operation.