Spark Plug: Service and Repair

SPARK PLUG (PLATINUM-TIPPED TYPE)





REMOVAL
1. Remove the engine cover, with power tool.
2. Drain the engine coolant.
3. Disconnect the mass air flow sensor electrical connector and remove the air cleaner assembly and air intake tubes.
4. Remove the windshield wiper arms and motor assembly and the front cowl panel.
5. Remove the intake manifold collector, gasket, and throttle body.
6. Remove the six ignition coils.





7. Remove the six spark plugs with a suitable tool.
^ If replacing the spark plugs use the correct spark plug for maximum performance.

INSPECTION AFTER REMOVAL





^ Do not use a wire brush for cleaning the spark plug tip.
^ If the spark plug tip is covered with carbon, a spark plug cleaner may be used.
Cleaner air pressure: Less than 588 kPa (6 kg/cm2, 85 psi)
Cleaning time: Less than 20 seconds





^ Checking and adjusting the spark plug gap is not required between change intervals. If the gap is out of specification, replace the spark plug.
Gap (nominal): 1.1 mm (0.043 inch)

INSTALLATION
Installation is in the reverse order of removal.
^ Use the standard type spark plugs for normal driving conditions.
^ The hot type spark plug is suitable when fouling occurs with the standard type spark plug under conditions such as:
^ frequent engine starts
^ low ambient temperatures
^ The cold type spark plug is suitable when spark knock occurs with the standard type spark plug under conditions such as:
^ extended highway driving
^ frequent high engine revolution