See also:

Cylinder head and pistons - decarbonising
1 With the cylinder head removed as described in Section 7, the carbon deposits should be removed from the combustion surfaces using a blunt scraper. Take great care as the head is of light alloy ...

Cylinder head - removal and refitting
Removal Note: On HCS engines, cylinder head bolts may be used a total of three times (including initial fit) and must be suitably marked to indicate each removal operation. A new cylinder head ga ...

Idle speed compensator - removal and refitting
Removal 1 The idle speed compensator is only fitted to K-Jetronic systems from 1986 onwards and is located in the centre of the engine compartment bulkhead (see illustration). 19.1 K-Jetronic s ...