Power Supply Check
Checking Power Supply To Ignition Coil:
FOR IGNITION COIL
1. Remove ignition coil cap and check to make sure that coil terminals have battery voltage with ignition switch ON.
2. If no voltage or low voltage is found, check fuse, couplers and wiring harness.
Checking Ignitor Power Supply:
FOR IGNITOR (POWER UNIT)
1. Disconnect distributor lead coupler, turn on ignition switch and check to make sure that coupler terminals have battery voltage (terminal IG+ and ground).
2. If no voltage or low voltage is found, check wiring harness and coupler.