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:
Electronic Fuel Injection (EFI) system
From the 1990 model year, an Electronic Fuel Injection (EFI)
system controlled by the Electronic Engine Control IV (EEC IV) system, and
incorporating an Electronic Distributorless Ignition system ...
Ford Sierra Service and Repair Manual
Introduction to the Ford Sierra
The Ford Sierra was first introduced in late 1982 with the option of
seven different engines and four different trim levels. This manual
covers the four cylinder in- ...
Electrical fault finding - general information
Note: Refer to the precautions given in
“Safety first!” and in Section 1 of this Chapter
before starting work. The following tests relate
to testing of the main electrical circuits, and
should not ...
