Changes in the design of the car from 1988 to 1993. This subsection concerns the modifications made to the design of Ford Sierra vehicles with four-cylinder diesel engines. Specifications and descriptions of adjustments...
Repair of 2.3 liter diesel engine Cylinder head cover Since October 1987 (manufacturing date code "HU") all 2.3 dm³ diesel engines have been equipped with a new type of cylinder head cover and gasket...
Technical characteristics of the 1.8 liter engine The engine has self-ignition of fuel and intermediate injection into the combustion chamber, with a turbocharger, four-stroke, four-cylinder, in-line, liquid-cooled,...
Cylinder head of the 1.8 liter engine Dimensions of the swirl combustion chamber nest in the cylinder head Valve seat dimensions The cylinder head is cast from cast iron and has inserted valve seats and...
Crank mechanism of the 1.8 liter engine Crank mechanism 1 – crankshaft; 2 – intermediate shaft; 3 – crankshaft main bearing shells; 4 – crankshaft thrust half rings; 5 – pulley; 6 – main bearing caps; 7 –...
1.8 liter engine valve timing system The main element of the gas distribution system is the camshaft, located in the cylinder head and driven by a toothed belt from the crankshaft. Valve timing (measured at...
1.8 liter engine lubrication system Lubrication under pressure is provided by an oil pump driven by the intermediate shaft. Oil pump Gear pump with internal teeth arrangement. Oil pressure (at 100°C): at...
Engine cooling system 1.8 liter The closed cooling circuit with antifreeze liquid circulating under pressure contains a radiator, a coolant pump, an expansion tank, a thermostat and a fan with an...
Fuel system of the 1.8 liter engine The injection fuel system contains a CAV Roto Diesel distribution fuel pump. Fuel tank The fuel tank, stamped from sheet steel, is located under the bottom in front of...
Engine tuning 1.8 liter Checking valve clearance The valve clearance is checked with a feeler gauge between the rear of the cam and the tappet. 1. Disconnect the elastic crankcase ventilation...
Removal and installation injectors Caution! The generator must be protected from diesel fuel. Removal 1. Disconnect the ground wire from the battery. 2. Carefully disconnect the injection line connections...
Removal and installation a turbocharger Turbocharger 1 – turbocharger, 2 – oil supply line to turbocharger, 3 – return oil line from turbocharger, 4 – compressed air supply line to intake manifold, 5 – exhaust...
Removal the cylinder head Cylinder head 1 – swirl combustion chamber; 2 – cylinder head gasket; 3 – bracket with eye for lifting the engine; 4 – oil pressure sensor; 5 – vacuum pump drive rod; 6...
Cylinder head repair Disassembly 1. Remove the intake and exhaust manifolds. 2. Unscrew the two brackets with holes for lifting the engine and the oil pressure sensor from the cylinder head....
Cylinder head, valve timing adjustment Gas distribution system 1 - Timing belt, 2 - Crankshaft pulley, 3 - Intermediate shaft pulley, 4 - Timing belt tensioner, 5 - Camshaft pulley, 6 - Fuel pump timing belt,...
Removal and installation the engine Removal 1. Disconnect the ground wire from the battery. 2. Remove the hood. 3. Drain the cooling system (see subsection 3.2.1.11 ). 4. Disconnect the air supply line to...
Disassembling a diesel engine 1. Remove the turbocharger together with the exhaust manifold. 2. Drain the oil from the engine. 3. Remove the drive part and the clutch disc. 4. Remove the flywheel...
Checking engine parts It is recommended to thoroughly clean and wash the parts that will be used again. Removing the plugs and caps from the cylinder block and cylinder head makes them much...
Checking the crankshaft and connecting rod clearances The first main bearing shells (on the timing drive side) are larger than the shells of the other bearings, and both have an oil groove. In the other bearings, the shells...
Assembly of a diesel engine Identification marks and markings for correct piston and connecting rod position 1 – designation of the piston diameter, 2 – designation of the direction of installation...
Diesel engine lubrication system Lubrication system 1 – oil pan, 2 – oil supply line to the pump, 3 – gaskets, 4 – oil pump with bracket, 5 – oil pump cover, 6 – bypass valve, 7 – oil filter Removal and...
Clutch — Description of changes Clutch control mechanism Functional check When releasing the clutch pedal, clicking sounds may be heard from the automatic clearance adjustment mechanism due to wear of...
Mechanical five-speed gearbox type MT 75 Since November 1988, in Ford Sierra vehicles with diesel engines, the mechanical five-speed gearbox type MT 75 has been installed instead of the mechanical five-speed...
Drive shaft and rear axle Drive joint A and B – grease packing locations, C – hinge length, D – hinge diameter Surface for applying sealing paste A – surface for applying sealing paste Elastic...
Steering system Steering column shaft joint mounting bolt The tightening torque of the bolt (indicated by the arrow) securing the steering shaft joint has been increased to 25±1 Nm....
Front suspension — checking and adjustment Stabilizer Since March 1989 (manufacture date code "KM") the stabilizer arm bushing and suspension arms are installed of a new type. Checking and adjusting wheel...
Brake system — description of changes Front brakes Brake pads Since August 1988 (production date code "JE"), the brake pad material in Ford Sierra vehicles with diesel engines has been changed. In addition,...
Electrical Equipment — Description of Changes Generator Ford Sierra 1.8 Turbo D cars are equipped with a Bosch N1 70 A or Lucas A 127/70 generator. V-belt Brand and type: Dayco. Deflection: 4 mm under thumb...
General data and characteristics of the car Weights (kg) Ford Sierra 1.8 Turbo D Cars Version Berlin and the C sedan; CL and CLX Berlin and GL and Ghia sedan Combi S; CL and CLX Combi GL Net weight in running...