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:
Routine maintenance and servicing
Ford Sierra maintenance schedule
The maintenance intervals in this manual
are provided with the assumption that you will
be carrying out the work yourself. These are
the minimum maintenance interv ...
Ford VV carburettor automatic choke components - removal,
checking and refitting
Bi-metal housing
Note: A new gasket will be required on
refitting.
Removal
1 Disconnect the battery negative lead.
2 Remove the air cleaner as described in
Section 2.
3 Release any pressure in ...
Distributorless Ignition System (DIS) components - removal and
refitting
Electronic modules
1 Refer to Section 6.
DIS coil
2 Refer to Section 4.
Engine speed sensor
Removal
3 Disconnect the battery negative lead.
4 Disconnect the sensor wiring plug (see
illustratio ...
