Ignition Spark Plug Tester System Coil Diagnostic Tool For Car

Specification:
Color: Black + Silver
Material: metal +plastic
Function: car ignition tester
Size: Length 28cm

Feature:
Quickly diagnose ignition system problems, lack or no spark condition.
Easily test ignition circuit continuity at each cylinder.
The tool connects between the spark plug and the plug wire.
Great for trouble shooting all internal combustion engines.
Find dirty spark plugs, defective points, bad cables or connection.

Test Method:
1. Turn off the engine and remove the spark plug coil.
2. Connect the tester's black connector to the spark plug.
3. Connect the tester's metal end to the spark plug coil.
4. Start the engine.
5. If the ignition wire is in good condition, the indicator will flash.