Test Description

The numbers below refer to step numbers in diagnostic procedure.

1. 4
   
   This step is testing relay ground circuit.
2. 5
   
   This step isolates circuit from IGN relay. All circuits at relay are good if test light illuminates.
3. 9
   
   The open circuit will be between splice and IGN relay.
4. 10
   
   Remove underhood electrical center cover and inspect circuits that are supplied a voltage by IGN relay.