Ignition Coil Secondary Resistance Check
- Disconnect ignition coil secondary wire and ignition coil connector from coil. Connect ohmmeter leads to ignition coil "BATT" terminal and to high voltage terminal. Measure resistance and reconnect wire and connector.
- If resistance is 7700-10,500 ohms, coil is OK, proceed to "Module-to-Coil Wire Check". If resistance is less than 7700 or greater than 10,500 ohms, replace ignition coil.