Ignition System: Testing and Inspection

ON-VEHICLE INSPECTION

NOTICE: "Cold" and "Hot" in these sentences express the temperature of the coils themselves. "Cold" is from -10°C (14°F) to 50°C (122°F) and "Hot" is from 50°C (122°F) to 100°C (212°F).

1. INSPECT IGNITERS AND SPARK TEST
Check that the spark occurs.
(1) Disconnect the high-tension cord from the spark plug.
(2) Remove the spark plug.
(3) Install the spark plug to the high-tension cord.
(4) Ground the spark plug.
(5) See if spark occurs while engine is being cranked.

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

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If spark does not occur, do the test shown in the figure above.