BMW X5: Vacuum Pump
REMOVING AND INSTALLING/REPLACING VACUUM PUMP (N62/N62TU)
NOTE: Press brake pedal several times in order to reduce vacuum pressure in brake booster.
Installation location:
Vacuum pump is fitted on cylinder head 1 to 4 at front on exhaust camshaft.
Remove design cover, if equipped.
Remove acoustic cover. To remove, unfasten screws. Raise acoustic cover and remove towards front.
Remove intake hose with air-mass flow sensor and upper section of intake filter housing.
IMPORTANT: Installation: Due to the risk of damage to the engine gaskets/seals and the lack of brake boosting, make sure before starting the engine that all the vacuum lines are connected.
Open hose clip (1) and pull off vacuum line.
Release nuts on hose holders.
Remove vacuum hose.
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Fig. 729: Identifying Hose Clip
Release screws and remove holder (1).
Remove vacuum pump (2).
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Fig. 730: Identifying Screws, Holder And Vacuum Pump
Installation:
Replace sealing ring (1) and secure with grease.
Drive (2) must be rotated into correct position prior to installation.
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Fig. 731: Identifying Sealing Ring And Drive
Installation:
Align vacuum pump drive to groove (3) on exhaust camshaft.
Vacuum pump can best be installed when groove (3) is vertically aligned.
If vacuum pump cannot be installed, crank engine if necessary at central bolt into correct position.
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Fig. 732: Aligning Vacuum Pump Drive To Groove On Exhaust Camshaft
READ NEXT:
Air Pump, Lines And Connectors
REMOVING AND INSTALLING/REPLACING AIR PUMP (N62)
Remove upper section of intake filter housing.
Release retaining screws on coolant expansion tank.
Remove suction filter housing.
Remove raw air hous
Emission Control, Oxygen
REPLACING LEFT OXYGEN CONTROL SENSOR (N62/N62TU)
Special tools required:
11 7 030
11 9 150
(cylinder bank 5 to 8)
Necessary preliminary tasks:
Switch off ignition
Remove reinforcement plate
WA
Engine - SI Techniques (6-Cyl.)
ENGINE
VS-42 je
Bauruppe/Group: 11
welweit
Datum/Date: 02/2005
11 02 05 (130)
VACUUM SUPPLY
All models
Fig. 1: Vacuum Supply System
INTRODUCTION
Vacuum is principally used for the brake booster.
The
SEE MORE:
Evasion Assistant
Principle
The Evasion Assistant supports the driver in
making evasive maneuvers in certain situations,
such as when obstacles or persons suddenly appear.
General information
The system issues a warning and intervenes to
support the driver if a lateral evasive maneuver is
possible. Sensors monitor an
Fuel Pump With Drive
NOTES ON FUEL PRESSURE CHECK (REFERENCE PRESSURE: ENVIRONMENT)
Feature of this version with ambient pressure:
The connection for the vacuum hose of the fuel pressure regulator is located
between the throttle and the air
cleaner or on the air cleaner.
Test precondition:
The correct fuel pressure reg
