BMW X5: Throttle And Operation
REMOVING AND INSTALLING/SEALING THROTTLE VALVE ASSEMBLY (N52 /
N52K / N51 / N53)
Read and comply with notes on protection against electrostatic damage (ESD
protection).
Necessary preliminary tasks:
- Switch off ignition
- Remove air intake hose.
Unlock plug (1) and remove.
Release screws.
Remove throttle assembly (2).
Fig. 3: Locating Screws And Throttle Assembly
Installation:
Replace sealing ring (1) of throttle assembly (2).
Fig. 4: Identifying Sealing Ring And Throttle Assembly
Installation:
Check stored fault messages.
Now clear the fault memory.
REPLACING INTAKE HOSE (N52K)
Necessary preliminary tasks:
- Switch off ignition
- Remove intake filter housing
Remove wiring harness (1) from holder and place to one side. Unfasten clip.
Tightening torque 13 71 1AZ.
Detach air-mass flow sensor (2) from throttle valve assembly.
READ NEXT:
REMOVING AND INSTALLING/REPLACING DIFFERENTIAL PRESSURE SENSOR
(N52 / N52K / N51)
Necessary preliminary tasks:
E90 / E91 / E92 / E93 / E87:
Remove lower section of microfilter housing.
E85 / E86 E
REMOVING AND INSTALLING/REPLACING INTAKE FILTER HOUSING (N52K)
Necessary preliminary tasks:
Switch off ignition
Lever out expansion rivets (1).
Press lock (2) and raise intake duct (3).
Detach int
Fuel Pump With Drive And Line
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 regu
SEE MORE:
IMPORTANT: Risk of damage!
Extreme cleanliness must be ensured in the connection area of the vent
lines
during removal and installation. Even the smallest of dirt particles can cause
leakage in the air spring system
Necessary preliminary tasks:
Remove front right wheel arch cover (rear section).
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 vacuum in the inlet pipe depends on the varying engine load.
Diesel engines do not normally have a