Tacoma PreRunner L4-2.7L (3RZ-FE) (2004)
Ignition Coil: Testing and Inspection
INSPECT IGNITION COIL WITH IGNITER AND SPARK TEST
Check that the spark occurs.
1. Remove the ignition coils.
2. Remove the spark plugs.
3. Install the spark plugs to each ignition coil, and connect the ignition coil connector.
4. Ground the spark plug.
5. 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 time.
If the spark does not occur, do the test as shown.