Econoline E550 V10-6.8L VIN S (2003)
Spark Plug: Service and Repair
REMOVAL
1. Remove the ignition coil.
2. Remove the spark plugs.
NOTE: Remove any foreign material from the spark plug wells with compressed air before removing the spark plugs.
3. Inspect the spark plugs.
INSTALLATION
1. To install, reverse the removal procedure.
