2008 - MX-5 - Engine

SPARK PLUG REMOVAL/INSTALLATION [LF]

CAUTION:

• If a spark plug that is not as specified is installed, engine performance will be deteriorated. Install only the specified spark plug when replacing.

1. Remove the battery cover.

2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [LF].)

3. Remove the plug hole plate. (See PLUG HOLE PLATE REMOVAL/INSTALLATION [LF].)

4. Remove the front suspension tower bar (joint). (See FRONT SUSPENSION TOWER BAR REMOVAL/INSTALLATION.)

5. Remove the ignition coils. (See IGNITION COIL REMOVAL/INSTALLATION [LF].)

6. Remove the spark plugs using a plug-wrench.

7. Install in the reverse order of removal.

Tightening torque

• 10—14 N·m {1.1—1.4 kgf·m, 8—10 ft·lbf}