Preliminary Checks
- Check PWR DR LK fuse (15- or 20-amp) and INT LP (20-amp) fuse in RH rear junction block. See WIRING DIAGRAMS .
- Check for poor terminal contacts at component and harness connectors.
- Check for proper installation of aftermarket electronic equipment which may affect other systems.
- Check for broken or partially broken wire inside insulation which could cause system malfunction but check good in continuity/voltage check.