Spark Plug Check And Cleaning: Notes

WARNING: This page is about a different car, the 2017 Mitsubishi Lancer, 2016 Mitsubishi Lancer, and 2015 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

Required Special Tool

MB992273: Spark Plug Brush

CAUTION:

Never attempt to adjust the gap of the iridium plug.
Do not attempt to clean the iridium plug using a wire brush because it may result in damage to the electrode. When the iridium plug is cleaned, use a plug cleaner, sand blast type, or special tool Spark Plug Brush (MB992273).

NOTE: Obey the maintenance interval of the relevant vehicle for the spark plug replacement. If the plug gap and insulation resistance are normal, check the plug condition and clean if necessary.