BMW 5 Series: Valve gear
VANOS
- VANOS B58 engine
- VANOS B58TU engine
Following the changeover from a two-part chain drive to a single-part chain drive, the camshaft sprockets on the VANOS now need 46 teeth instead of the previous 36 teeth. To compensate for the additional weight of the larger camshaft sprockets, the adjuster was designed to be shorter and more compact.
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Vacuum Supply
Vacuum pump
Oil vacuum pump, B58/B58TU engine
B58 engine, tandem oil pump with integrated vacuum pump
B58TU engine, oil pump
Vacuum pump
Oil pump
Vehicles with a gasoline engine and "traditio
Split cooling
A new development for the B58TU engine is the split cooling. A cooling
concept which is used the
N63 TU2.
The split cooling function uses the electric split cooling valve, eSCV, to
enable on-demand
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General information
Electronic control devices are installed in the vehicle.
Electronic control units process data they
receive from vehicle sensors, self-generate or
exchange with each other. Some control units
are necessary for the vehicle to function safely or
provide assistance during driving, for instance
driver
Enabling the rear seat
General information
It is only possible to make rear seat enable settings
via iDrive in the front.
Adjusting
Limited rear operation
1. "CAR".
2. "Settings".
3. "General settings".
4. "Rear-seat entertainment".
5. "Operation limited".
Only the following function can be accessed
in the rear in th
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