B4000 2WD V6-4.0L SOHC (2003)
Ignition Coil: Service and Repair
Ignition Coil Removal/Installation
IGNITION COIL REMOVAL/INSTALLATION
1. Disconnect the negative battery cable.
2. Disconnect the ignition coil electrical connectors.
CAUTION: It is important to twist the spark plug wire boots while pulling upward to avoid possible damage to the spark plug wire.
NOTE: Spark plug wires must be connected to the correct ignition coil terminal. Mark spark plug wire locations before removing.
3. Remove the spark plug wires.
NOTE: Wipe the coil towers with a clean cloth dampened with soap and water.
4. Remove the bolts and remove the ignition coil.
NOTE: Apply a silicone dielectric compound to the inside of the spark plug wire coil boots.
NOTE: Be sure to reinstall the radio ignition interference capacitor under the correct ignition coil mounting bolt.
5. Install in reverse order of removal.