Ignition System: Testing and Inspection
ON-VEHICLE INSPECTION: SPARK TESTCHECK THAT SPARK OCCURS
(a) Disconnect high-tension cords from spark plugs.
(b) Remove the spark plugs.
(c) Install the spark plugs to each high-tension cord.
(d) Ground the spark plug.
(e) Check 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 1 - 2 seconds at a time.
No Spark Flow Chart:
If the spark does not occurs, perform the test according to the chart.