Preliminary Checks: Notes
Before trouble shooting by symptom, check underhood fuse No. 30 (15-amp). Check underdash fuse No. 1 (10-amp) and fuse No. 4 (15-amp). Replace fuses as necessary. Ensure horn operates properly. Ensure all connections are clean and tight. For circuit identification, see WIRING DIAGRAMS .
NOTE:
Check possible faults in order listed. Repair or replace components and circuits as necessary.