BMW 5 Series: Crankcase monitoring
On-board diagnosis

Feed-in point of the blow-by gases to the clean air line upstream from the
exhaust turbocharger
- Non-return valve
- Connection to exhaust turbocharger
- Captive screws
- Crankcase bleeding connection
- Tank ventilation connection
- Connection to clean air line
- Aluminum heating pipe
- Electrical connection of heating element
Owing to the stricter legislation in the USA, the engines for the US market
have an OBD concept
"pressure sensor". With a differential pressure sensor in the tank ventilation
system and the hot film
air mass meter, leaks in the crankcase ventilation, tank ventilation, as well as
the blow-by lines can be
identified. Via a feed-in point at the exhaust turbocharger the blow-by gases
are fed back into the clean
air line of the air intake system.
READ NEXT:
B58TU exhaust turbocharger
Exhaust turbocharger in the B58TU engine
Exhaust turbocharger made of steel, for cylinder head-integrated exhaust
manifold ZIAK¹
Exhaust turbocharger made of steel, f
Fuel preparation
The fuel preparation has been modified to meet the requirements of emission
legislation. The high
pressure pump and the injectors have been revised and designed for a fuel
injection
Mounting the injectors
Mounting bolts
Plastic sleeve
Holding clamp with bayonet fitting
Rail
Solenoid valve injector
Cast lug
The solenoid valve injectors are fastened to the holding clamp w
SEE MORE:
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 ad
Rear entertainment allows occupants in the rear
to access entertainment sources regardless of
the driver's selection. Two screens, different media
connections, and a CD/DVD/Blu-ray drive are
available in the rear for this purpose.
Rear entertainment also provides access to
many iDrive functions.
T