Operation CHARM: Car repair manuals for everyone.
Home >> Ford >> 1996 >> Explorer 4WD V6-245 4.0L >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Spark Plug >> Testing and Inspection
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
If it fails: lemon-manuals.org.ua

Or, hide this message: temporarily or permanently

Spark Plug: Testing and Inspection



CLEANING AND INSPECTION






Spark Plugs
Inspect the electrodes and outer surface. Refer to Spark Plug Inspection Chart. Replace spark plugs if they are worn or damaged.

pro multis · About Operation CHARM