3 Series E90 335xi (N54) SAL
Secure seal plug (1) with union nut (2) in intake duct and seal.
Note:
Twin-Turbo: both intake ducts must be sealed.
Insert Blue pneumatic hose (4) in pneumatic coupling (2) of
sealing plug (1).
Seal plug (3) has no pneumatic coupling.
Vacuum pressure measurement:
Prepare diagnosis tester on diagnosis unit.
1.
Screw in pressure sensor.
2.
Connect stimuli cables (2) to positive and negative.
3.
Connect 12V battery cables (3) to vehicle battery positive and
negative.
4.
Controller for vacuum connection.
5.
Vacuum connection (Red).
Calibration for vacuum pressure measurement:
Seal stop cock (2) in direction of arrow.
Release lock nut on controller (1).
Carry out pressure adjustment in accordance with BMW diagnosis
instruction.
Secure controller (1) hand-tight against turning.
Open stop cock (2) again.
RA Checking diagnosis unit for overpressure and vacuum pressure
BMW AG - TIS
22.02.2013 10:00
Issue status (12/2007) Valid only until next DVD is issued
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