Ignition Spark Test

Ignition Spark Test

WARNING: Be sure to disconnect injector connectors. Without disconnection of injector connectors, combustible gas may come out from spark plug holes during this test and may get ignited in engine compartment.

1. Remove spark plug.
2. Inspect spark plug.
3. Disconnect all injector connector.
4. Connect ignition coil connector (1) to ignition coil assembly (3).
5. Connect spark plug (2) to ignition coil assembly, and ground spark plug.






6. Crank engine and check whether spark plug sparks.
7. Check all spark plugs in the same manner. If any spark plug does not spark, check ignition system.