Ignition Control Module: Testing and Inspection

ON-VEHICLE INSPECTION

NOTE: "Cold" and "Hot" in these sentences express the temperature of the coils themselves. "Cold" is from -10 °C (140 °F) to 50 °C (122 °F) and "Hot" is from 50 °C (122 °F) to 100 °C (212 °F).

INSPECT IGNITION COILS (WITH IGNITERS)

INSPECT SPARK TEST
Check that the spark occurs.
1. Remove the ignition coil.
2. Remove the spark plug.
3. Install the spark plug to the ignition coil, and connect the ignition coil connector.
4. Disconnect the 8 injector connectors.
5. Ground the spark plug.
6. See if spark occurs while engine is being cranked.






NOTE: To prevent gasoline from being injected from injectors during this test, crank the engine for no more than 5 - 10 seconds at time.

If the spark does not occur, do the test as given: