Operation Manual

This covers the foursome cylinder in-line petrol engines, but different models in the limit are fitted with V6 or engineer engines. The Sierra was introduced by Water as the offspring to the Cortina and initially received a mixed reception as it was one of the first vehicles to accomplish use of the "aeroback" body music intentional to slim the air aspiration coefficient to a extremum in the interests of fuel system. Mechanically the Sierra is quasi to the Cortina with the exception of all-round free dangling. Initially, 1.3, 1.6 and 2.0 litre SOHC carburettor engines were open, with Hatchback and Estate embody styles. In past 1984, a 1.8 litre SOHC engine became gettable and in 1985, a action orientated 2.0 litre SOHC hydrocarbon injection engine was introduced. Towards the end of 1986, the 1.3 litre engine was phased out. In rule to modify a gap in the chain, a Tavern body communication, designated the Sapphire, was introduced in untimely 1987 and presently afterwards, a 1.8 litre CVH engine replaced the previously used 1.8 litre SOHC engine throughout the represent straddle. 

A 1.6 litre CVH engine was introduced in Sept 1991 to lay the 1.6 litre SOHC engine utilised previously, this engine existence broadly confusable to the model 1.8 litre CVH engine which was in movement uprated in March, 1992. A 2.0 litre DOHC (Raise Return Camshaft) engine was introduced in Aug 1989 to supersede the 2.0 litre SOHC engine. In archaean 1988, a Sierra-based P100 pick-up exhibit became disposable to place the early Cortina-based programme. The P100 consists of a Sierra-type "cab" and beguiler inactivity, and a Author Transit-type back suspension and 2.0 litre engine. A fanlike limit of ideal and elective equipment is getable within the Sierra array to causa most tastes, including an anti-lock braking method. For the lodging repairman, the Sierra is a straight container to have and improve since system features love been merged to lessen the actual value of ownership to a peak, and most of the items requiring haunt tending are easily approachable. 

Ford Sierra Service Manual here