5 Series E61 523i (N52) TOUR
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E70
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E83
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E81, E82, E87
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E90, E91, E92, E93
[System overview]
Brief description of components
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Crankcase made of magnesium-aluminium composite
The crankcase consists of an aluminium-silicon insert, inseparably and seamlessly cast in with a magnesium
alloy.
[more ...]
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innovative valve gear Valvetronic
The Valvetronic consists of fully variable control of the valve lift combined with the variable camshaft control unit
[more]
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Volume-flow-regulated oil pump
The new volume-flow-regulated oil pump delivers exactly the oil volume that is actually required.
[more ...]
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Electrical coolant pump
The coolant pump driven by an electric motor is regulated irrespective of the engine speed.
[more ...]
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Three-phase differential air intake control
The three-phase differential air intake control (DISA) ensures even cylinder fill levels [more ...]
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Oil condition sensor
For the N52 engine, the dipstick and its guide pipe are eliminated.
The N52 engine has an oil condition sensor.
[more ...]
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DME: Digital engine electronics
The digital engine electronics control and regulate the engine functions.
[more ...]
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Cylinder head cover made of magnesium
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Switchover to single-belt drive
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Highly temperature-resistant exhaust manifold
System functions
The following system functions are described:
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Volume-flow-regulated oil supply
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Oil level check, engine oil quality check and engine oil temperature check
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Valvetronic
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Heat management
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Active air flap control
Volume-flow-regulated oil supply
SBT N52 engine E60, E61, E63, E64, E65, E66, E70, E81, E82, E83, E85, E86, E87, E90,
BMW AG - TIS
06.02.2013 00:19
Issue status (12/2007) Valid only until next DVD is issued
Copyright
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