Ignition Coil Power Source
- Disconnect ignition coil relay harness connector. Turn ignition switch on. Using voltmeter, connect negative voltmeter lead to ground and check voltage in harness Black/White wire and White/Black wire. Battery voltage should be present on both terminals.
- If battery voltage is not present, check main harness connector, fusible link "G" in relay block, harness continuity between ignition coil and ignition switch, and harness continuity between ignition coil relay and battery. Repair or replace as necessary.