Diagnostic Aids
- Always begin diagnosis with the first DTC listed on the scan tool.
- The scan tool must display DTC B2752 as a current code before performing these diagnostics.
- Inspect for a sticking horn pad and or switch.
- Perform a visual inspection for loose or poor connections at all related components.
- Check for intermittent conditions. Refer to TESTING FOR INTERMITTENT & POOR CONNECTIONS in Wiring Diagrams.