Ignition Coil Removal/Installation - 4.0L
- Disconnect the negative battery cable.
- Disconnect the ignition coil electrical connectors.
Courtesy of MAZDA MOTORS CORP.
CAUTION:
- It is important to twist the sparkplug 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.
- Remove the spark plug wires.
Courtesy of MAZDA MOTORS CORP.
NOTE:
- Wipe the coil towers with a clean cloth dampened with soap and water.
- Remove the bolts and remove the ignition coil.
Courtesy of MAZDA MOTORS CORP.
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.
- Install in reverse order of removal.