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 Power Supply To Distributor:
FOR DISTRIBUTOR
1. Disconnect distributor lead coupler, turn on ignition switch and check to make sure that coupler terminals have battery voltage.
2. If no voltage or low voltage is found, check wiring harness and coupler.