F 250 4WD LD Pickup V8-5.4L SOHC VIN L (1997)
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.
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.