Operation CHARM: Car repair manuals for everyone.

Ignition Spark Test





WARNING: Without disconnection of injector couplers, combustible gas may come out from spark plug holes during this test may get ignited in engine room.

IGNITION SPARK TEST
1) Disconnect all injector couplers from injectors.
2) Remove spark plug and check it for condition and type.
3) If OK, connect ignition coil coupler to ignition coil assembly and connect spark plug to ignition coil assembly or high-tension cord. And then ground spark plugs.
4) Crank engine and check if each spark plug sparks.
5) If no spark is emitted, inspect high-tension cords, spark plugs, ignition coil assembly, etc.