Cooling and lubrication system N62 car BMW X5 E53

Lubrication system — general information
The lubrication system of all engines is combined - under pressure and spraying in the form of oil mist. All gasoline engines use all-season oil of viscosity...

Oil pump — design description
The design of the oil pump is shown in Figure 5.17. The oil pump is a Duocentic type with trochoidal engagement, driven by the crankshaft via a chain drive....

Oil filter — design description
The design of the oil filter is shown in Figure 5.18. The oil filter has a replaceable filter element of the Mann H296/3x type. The frequency of replacement of...

Cooling system — design description
The design of the engine cooling system pipelines is shown in Figure 5.19. The engine cooling system is liquid, sealed with forced circulation. The cooling...

Replacing the oil pump
The oil pump must be removed in the following order. Remove the stiffening plate and drain the oil from the engine. Remove the lower part (pan) of the engine...

Replacing the oil dipstick guide tube seal
The oil dipstick guide tube seal must be replaced in the following order: Remove the intake manifold, drain the engine oil and send it for disposal. Unlock and...

Instructions for performing work on the cooling system
When working on the cooling system, there is always a risk of getting burned by steam, so all work should only be carried out on a cooled engine. The cooling...

Removal and installation of quick-acting couplings
Removal of quick-release couplings must be carried out in the following order. Remove the retainer (1 and 2, Fig. 5.160) in the direction indicated by the...

Replacing the coolant
Attention! Replace the coolant only on a cold engine, due to the possibility of getting burned by its vapors. Protect the generator from contamination. Place a...

Replacing the coolant pump
The coolant pump is driven by a poly-V belt for the auxiliary drive. The fan impeller with a viscous coupling is fixed to the pump shaft at the front. The...

Replacing the cooling system thermostat
Attention! All work should be performed only on a cold engine due to the risk of burns from coolant vapors. The engine cooling system thermostat must be...

Replacing the cooling system radiator
The replacement of the engine cooling system radiator must be carried out in the following order. Remove the fan shroud with the electric fan. Remove the front...

Replacing the electric fan casing with its drive
The replacement of the electric fan casing with its drive must be carried out in the following order. Read information from the fault memory of the ECU KSUD...

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BMW E53 (1999-2006)