BMW X5: Operating materials
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General information
Depending on the region, many filling stations
sell fuel that has been customized to winter or
summer conditions. Fuel that is available in winter,
for instance helps make a cold s
General information
The engine oil consumption is dependent on
your driving style and driving conditions.
Therefore, regularly check the engine oil level after
refueling by taking a detailed measurem
General information
Coolant consists of water and coolant additive.
Not all commercially available additives are suitable
for the vehicle. Do not mix additives of different
colors. Observe the water
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Special tools required:
11 9 190
11 9 460
11 9 461
11 9 462
11 9 463
(cylinder bank 5 to 8)
Necessary preliminary tasks:
Check camshaft timing on left side.
Remove left timing case cover.
NOTE: When slackening screws, grip camshafts at hexagon head.
Slacken screws of exhaust and inlet ad
Cooling System
The cooling system of the N54 engine consists of a radiator circuit and an
isolated oil cooling circuit. The fact
that there is an isolated oil-cooling circuit ensures that heat is not
introduced via the engine oil into the engine's
coolant system.
Fig. 71: Identifying Cooling S