Spark Plug: Cleaning
WARNING: This page is about a different variant/trim than selected.
The plugs may be cleaned using commercially available spark plug cleaning equipment. After cleaning, file center electrode flat with a small point file or jewelers file before adjusting gap.
CAUTION:
Never use a motorized wire wheel brush to clean spark plugs. Metallic deposits will remain on spark plug insulator and will cause plug misfire.
Adjust spark plug gap with a gap gauging tool (1).