Testing DISTRIBUTORLESS Ignition(Q45): Spark

Remove each ignition coil, leaving harness connected. Connect a known good spark plug to ignition coil. Place end of Spark plug against a suitable ground. Crank engine and check for spark. If spark does not exist, check ignition coil, power transistor and circuits. For circuits, see DTC P1320: IGNITION SIGNAL under DIAGNOSTIC TESTS in SELF-DIAGNOSTICS - Q45 article.