Central (single-point) Fuel Injection (CFI) system

The system is best described by dividing it into four separate sub-systems: air, fuel, engine management (EEC IV system), and ignition.

See also:

Ford Sierra Service Manual
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Air cleaner air temperature control - description and testing
Thermostatically-controlled air cleaner 1 On all pre-1986 models and certain models from 1986 onwards, the air cleaner is thermostatically-controlled by a vacuum operated system to provide air at ...

Specifications
General Engine type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Four-cylinder, in-line overhead valve Capacity: 1.1 litre: OHV engines . . . . . ...