See also:

Spark plugs and HT leads - removal, inspection and refitting
Note: The correct functioning of the spark plugs is vital for the correct running and efficiency of the engine. It is essential that the plugs fitted are appropriate for the engine, and the suitabl ...

Heater motor - removal and refitting
Removal 1 Disconnect the battery negative lead. 2 Where necessary, unclip the brake servo vacuum hose for improved access. 3 On models from 1987, unclip the windscreen washer hoses and wiring fro ...

General information
The 2.0 litre DOHC (Double OverHead Camshaft) engine was introduced in August 1989 to replace the 2.0 litre SOHC engine used previously in the Sierra range. The engine is of four-cylinder, in-line ...