Ignition Coil Removal/Installation -4.0L

Disconnect the negative battery cable.
Disconnect the ignition coil electrical connectors.

Fig 1: Disconnecting Ignition Coil Electrical Connectors -4.0L
Courtesy of MAZDA MOTORS CORP.
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.
Remove the spark plug wires.

Fig 2: Removing Spark Plug Wires -4.0L
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.

Fig 3: Removing Ignition Coil -4.0L
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.