Operation CHARM: Car repair manuals for everyone.

IGN2 - Test Spark At Plugs



^ Connect an Air Gap Spark Tester D81P-6666-A, or equivalent between the spark plug wire (plug end) and ground. Crank the engine, repeat on all spark plug wires.

^ Does spark jump at each wire?

YES -- Engine Runs - Inspect the spark plugs, Go to IGN3. IGN3 - Check Secondary Display

Engine Does Not Run - Refer to Powertrain Management / Fuel Delivery and Air Induction / System Diagnosis.

NO -- Go to IGN9. IGN9 - Check Spark From Coil