Operation CHARM: Car repair manuals for everyone.
Home >> Ford >> 2012 >> Fiesta L4-1.6L >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Spark Plug >> Service and Repair >> Spark Plugs
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 or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Spark Plugs




Spark Plugs





Removal and Installation

1. Detach the spark plug wire if routed through another spark plug wire.





2. NOTICE: Spark plug wires must be connected correctly. For additional information, refer to the Coil Terminal-to-Cylinder Relationship illustration in the Description and Operation, Engine Ignition Engine Ignition portion. Failure to follow this instruction may result in poor engine performance.

NOTICE: Do not pull on the spark plug wire as it may separate from the spark plug wire connector inside the spark plug wire boot.

Disconnect the spark plug wires from the spark plugs by slightly twisting while pulling upwards.






3. NOTE: Remove any foreign material with compressed air.
Remove the spark plugs.

- To install, tighten to 15 Nm (133 lb-in).


4. Inspect the spark pugs.

5. Check and adjust the spark plug gap as necessary.





6. To install, reverse the removal procedure.
- Apply silicone dielectric compound to the locations shown.





pro multis · About Operation CHARM