Vehicles with 1.4L Duratec-16V (Sigma) or 1.6L Duratec-16V (Sigma) or 1.6L Duratec-16V Ti- VCT (Sigma) engine
The fluid level should come up to the MAX mark when the engine is cold.
If it drops below the MIN mark, top up with the specified fluid. See Technical specifications.
All except vehicles with 1.4L Duratec-16V (Sigma) or 1.6L Duratec-16V (Sigma) or 1.6L Duratec-16V Ti-VCT (Sigma) engine
No fluid level checks are necessary.
Ford Focus Spark Plug Inspection
Inspect the spark plug for a bridged gap.
Check for deposit build-up closing the gap between the electrodes. Deposits
are caused by oil or carbon fouling.
Install a new spark plug.
Check for oil fouling.
Check for wet, black deposits on the insulator ...