Manifolds, exhaust and emission control systems

All models utilise a light alloy inlet manifold which on carburettor models is coolant heated to improve the atomisation of the fuel/air mixture.

The exhaust manifold is of cast iron construction and incorporates a heated air box as part of the air inlet system on carburettor models.

See also:

Load apportioning valve P100 models) - removal and refitting
Caution: Refer to the precautions in Section 1. Removal 1 Chock the front wheels, jack up the rear of the vehicle and support on axle stands (see “Jacking and Vehicle Support”). 2 The load appor ...

Seats - removal and refitting
Front seat 1 Slide the seat fully forwards, and on seats with height adjustment unhook the tension spring from the rear crosstube. Where applicable, disconnect the wiring from the seat heating pa ...

Horn switch assembly - removal and refitting
1 Disconnect the battery negative lead. Switch Models up to 1987 2 Pull the trim insert from the centre of the steering wheel, and disconnect the lead from the horn push. 3 Disconnect the two le ...