See also:

Major operations possible with the engine in the car
The following work can be carried out without having to remove the engine: a) Timing belt - renewal. b) Camshaft oil seal - renewal. c) Camshaft - removal and refitting. d) Cylinder head - remova ...

Pressure regulating valve (Saloon and Estate models) - removal and refitting
1 The brake pressure regulating valve is located within the engine compartment, just above the aperture in the wing inner panel through which the steering tie-rod passes. On pre-1986 models the va ...

Exhaust gas oxygen (HEGO) sensor (2.0 litre DOHC/1.6 & 1.8 litre (R6A type) CVH) - removal and refitting
Note: Do not touch the tip of the HEGO sensor as this will drastically shorten its service life. Note: A new sealing ring should be used on refitting. Removal 1 Ensure that the engine and the ex ...