Engine repair without removal from the car BMW 5 Series E28

Repair work carried out without removing the engine from the car.

General information about engine repair without removing it from the car
The four- and six-cylinder SOHC engines described in this manual are very similar in design. Where differences exist between them, they will be noted. The...

Bringing the piston of the first cylinder to the top dead center (TDC) position
The procedure described below is based on the assumption that the ignition distributor (if it exists) installed correctly. If you are trying to bring the...

Removal and installation the cylinder head cover
If your vehicle's radio is equipped with an anti-theft system, make sure you enter the correct code before disconnecting the battery. If the instrument cluster...

Removal and installation the intake manifold
Removal Allow the engine to cool completely, then relieve the fuel system pressure for fuel-injected engines (see chapter Power supply system ). Disconnect the...

Removal and installation the exhaust manifold
Before working on the exhaust system, make sure the engine is completely cool. If your vehicle's radio is equipped with an anti-theft system, make sure you...

Removal and installation timing chain covers
This procedure applies to M10 and M30 engines. The upper timing chain cover can be removed separately. If you need to remove both the upper and lower covers,...

Removal, inspection and installation of the timing chain and its tensioner sprockets
This procedure applies to M10 and M30 engines only. After the engine is at TDC, do not turn the camshaft or crankshaft until the timing chain has been...

Removal and installation timing belt covers
This procedure applies to M20 and M40 engines only. If your vehicle's radio is equipped with an anti-theft system, make sure you enter the correct code before...

Removal, inspection and installation of the timing belt and its tensioner sprockets
This procedure applies to M20 and M40 engines only. Before removing the camshaft sprocket from the M40 engine, it is necessary to purchase a tool to hold the...

Replacing the front oil seals
All seals are installed with the lips facing inward (to the engine). Engines M10 and M30 (with distribution chain) Front camshaft oil seal (only for M30...

Removal and installation the cylinder head
Removal 1. Relieve the fuel pressure on all engines with a fuel injection system (see chapter Power supply system ). 2. Disconnect the negative battery cable....

Removal and installation the oil pan
1. Drain the engine oil (see chapter Routine car maintenance ). 2. Jack up the front of the vehicle and securely place it on axle supports. 3. Remove the...

Removal, inspection and installation of the oil pump
Removal Remove the oil pan (see section Removal and installation the oil pan ). Engines M10, M20 and M30 1. On M10 and M30 engines, loosen the three bolts...

Removal and installation the flywheel/drive disc
1. Remove the transmission (for vehicles with manual transmission, see Chapter Manual transmission (MT) ; for vehicles with automatic transmission see Chapter...

Replacing the rear crankshaft oil seal
1. Remove the flywheel or drive disc (see section Removal and installation the flywheel/drive disc ). 2. Remove the bolts and/or nuts securing the oil seal...

Checking the condition and replacing the power unit supports
Powertrain mounts rarely require attention; broken or worn mounts should be replaced immediately, otherwise the additional loads on the transmission line...

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