DISABLING/ENABLING IGNITION & FUEL SYSTEMS
| WARNING | To prevent engine from starting while performing tests, always disable ignition and fuel systems. |
Disabling Ignition & Fuel Systems
Remove Automatic Shutdown Relay (ASD) located in Power Distribution Center (PDC). Refer to PDC cover for proper relay location. PDC is located in engine compartment, next to battery on driver side of vehicle.
Enabling Ignition & Fuel Systems
When testing and/or repairs have been completed, verify battery condition. Recharge battery as necessary, after starter tests have been completed. Disconnect all test equipment. Install ASD relay. Start engine several times to verify malfunction has been corrected.
CIRCUIT RESISTANCE TESTS
Note. If excessive resistance is not found in circuits being tested, remove starter and proceed to BENCH TESTING .