air intake BMW 528i 2000 E39 Workshop Manual

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Selected Boolcs and Repair Information from Bentley Publishers
MINI Cooper
MINI Cooper Service Manual: 2002-2004 Bc,illc!! Pirl~lisl!~~ ISBN 0-8376-1068-0 AlexZanardi - My Swectest Victory rllex Zmmrdi itjill! Ginrz11,cn Gns~x~ri,,i ISBN (1-8376-1249-7
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BMW
5 Series Scrvicc Manual: 1997-2002 525i, 528i. 530i. 540i, Sedan, Sport Wagon Bcrrlluy P~rlilishens ISBN 0-8376-0317-X
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BMW
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110-3
Engine Removal and lnstallationl
Q Fuel line plugs
(Tool No.
BMW 13 5 281 / 13 5 282)
4 Fuel line removal tool
(Tool No.
BMW 16 1 050)
CAUTION-
Disconnecting the battery may erase fault code@) storedin
memoiy Check for fault codes prior to disconnecting the
battery cables.
If the MIL (Malfunction Indicator Light, also may be
called "Check Engine" or "Service Engine Soon" light)
is illuminated, see
OBD On-Board Diagnostics for
DME fault code information.
It orhersysrem faults have been detected, as indicated I
by an ~llum~nated ABS, SRS orASC/DSC ~arning light,
see the appropriate repair group in this manual or an
authorized BMW dealer for more information on fault
codes.
NOTE- Engine removal procedures are similar for all 6-cylinder
models. When differences
exist, they are noted at the be-
ginning of each step. Engine are referred to by engine
code. See
100 Engine-General for engine code and appli-
cation information.
@ Be sure to cover all painted surfaces before beginning the
removal procedure. As an aid to installation, label all com-
ponents, wires and hoses before removing them. Do not
reuse
gaskets, O-rings or seals during reassembly.
The
intake manifold must be removed on &cylinder mod-
els before the engine can be removed.
WARNING-
Due to risk of personal injury, be sure the engine is cold be-
fore beginning the removal procedure.

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11 0-4
/Engine Removal and Installation
- Disconnect negative (-) cable from battery.
CAUTION- Prior to disconnecting the
batteg read the battery discon-
nection cautions
in 001 General Cautions and Warnings.
- Remove engine hood, or place in service position. See 410
Fenders, Engine Hood.
4 Remove left and right interior ventilation ducts (lefl side
shown):
Release ventilation filter cover latch (A) and remove cover.
Release plastic loclting tab
(6) or release locking tabs on
top of duct (later models).
Rotate duct counterclocltwise to
unloclt from bulkhead and
remove (arrow).
Disconnect electrical harness from hood switch (C).
Release spring
loclt (D).
Slide filter housing away from inner fender to remove.
Removal of right side ventilation duct is similar.
Remove rear bulkhead panel:
Remove rubber sealing gasket (arrow).
- Remove 3 mounting clips (A).
Remove
4 retaining screws (6).
Lift off panel.
Remove complete air filter housing:
Loosen
intalte duct hose clamp (A) at throttle assembly.
Loosen clamp and remove idle control line from intalte duct
(6) and (where applicable) disconnect idle speed control
valve electrical harness connector.
Disconnect harness connector (C) from mass air flow sen-
sor.
Remove air filter housing mounting screw (D).
Disconnect vent tube
(E).
Loosen air intake duct clamp (F).
Carefully lift air filter housing out of engine bay.

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Engine Removal and lnstallationl
M52 TU, M54 engine: Disconnect electrical harness connec-
tor at fuel tank venting valve
(A). Disconnect vent hose at fit-
ting (arrow).
- Working under intake manifold, disconnect the following:
Engine oil dipstick tube support.
Oil separator return line from
dipsticlc tube.
Intake air temperature sensorelectrical harness connector
(underside of intake manifold near throttle body).
M52 TU, M54 engine: Resonance valve electrical harness
connector.
M52 engine: Fuel tank vent line and harness.
< Working underneath car, remove lower intalte manifold sup-
port mounting bolts (arrows).
4 M52 TU. M54 engine: Remove fuel rail mounting bolts
(arrows):
Carefully pry fuel rail off manifold.
Separate fuel line support bracket at rear of intake
manifold.
NOTE-
* M52 TU engine shown. M54 engine is similar.
M52 engine: Fuel rail is removed with intalte manifold.

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110-15
Engine Removal and lnstallation
- Installation is reverse of removal, noting the following:
Replace all gaskets. O-rings and seals.
Use new fuel injector seals
Check that engine drive belts properly engage pulley
grooves.
Inspect O-ring seal between mass air flow sensor and air
filter housing. To facilitate reassembly, coat seal with acid-
free grease.
Change engine oil and filter and
check all other fluid levels.
See
020 Maintenance.
Refill and bleed cooling system. See
170 Radiator and
Cooling System.
CAUTION--
When reattaching throttle assembly harness connectoc con-
nector is
fuNy tightened when arrows on connector and plug
line up.
Tightening torques
Coolant drain plug to cylinder block
25 Nm (18 ft-lb)
Engine mount to
subframe (M10) 45 Nm (33 ft-ib)
Exhaust manifold to cylinder head
M6 10 Nm (89 in-lb)
M7 or ME 20 Nm (15 ft-lb)
Intake manifold to cylinder head
M7 15 Nm (I 1 ft-lb)
ME 22 Nm (16 ft-lb)
Radiator cooling fan to coolant pump
40 Nm (30 ft-lb)
Radiator drain screw to radiator
2.5 Nm (22 in-lb)

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I Engine Removal and Installation
WARNING -
Use extreme caution when draining and disposing of engine
coolant. Coolant is poisonous andlethal to humans andpets.
Pets are attracted to coolant because of its sweet smell and
taste. Seek medical attention immediately if coolant is ingest-
---
Working at rear of intake manifold:
Disconnect brake booster vacuum line (A).
Disconnect fuel tank vent line
(6).
Disconnect hoses (C and D) at coolant manifold
- Remove transmission harness support (E).
- Remove oil filter housing assembly from fender:
- Remove oil filter housing mounting fasteners.
Use stiff wire to secure oil filter housing to engine.
NOTE-
Do not disconnect oil lines from filter housing.
4 Disconnect supply and return fuel lines (where applicable) at
or near fuel rail. Plug open fuel lines.
NOTE-
BMW uses three styles of fuel line connections; a slngle use
clamp, a locking fitting that uses special tool
16 7 050 to re-
lease, and a
quiclc release sleeve (arrows) that disconnects
the line when depressed.
WARNING-
Fuel In fuel line is under pressure (approx. 3 - 5 bar or45 -
75 psi) and may be expelled. Do not smoke or worlc near
heaters or other fire hazards. Keep a fire extinguisher
handy. Before disconnecting fuel hoses, wrap a cloth
around fuel hoses to absorb any lealcing fuel. Catch and
dispose of escaped fuel. Plug all open fuel lines.
. Always unscrew the fuel tank cap to release pressure
in the tank before worlcing on the tank or lines.
< Remove air filter housing and mass air flow sensor:
Disconnect mass air flow sensor (A) and
intalte air temper-
ature sensor
(6) electrical harness connectors.
. Remove air filter housing mounting fastener (arrow).
Loosen intake hose clamp (C).
M62 engine: Remove hose at idle air stabilizer.
Remove air filter housing with mass air flow sensor.
Remove intalte hose from throttle body.

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11 3-9
Cylinder Head Removal and Installation
< Remove left and right interior ventilation ducts (left shown):
Release ventilation filter cover latch (A) and remove cover.
Release plastic locking tab
(6) or release locking tabs on
top of duct (later models).
Rotate duct counterclockwise to unlock from bulkhead and
remove (arrow).
Disconnect electrical connector from hood switch
(C).
Release spring lock (D).
Slide filter housing away from inner fender to remove.
Removal of right side ventilation duct is similar.
Remove rear bulkhead panel: Remove rubber sealing
gasket (arrow).
0 Remove 3 mounting clips (A).
Remove
4 retaining screws (6).
Lift out panel.
< Remove complete air filter housing:
Loosen
intake duct hose clamp (A) at throttle assembly.
Loosen clamp and remove idle control hose from
~ntake
duct (6) and disconnect Idle speed control valve electr~cal
harness connector.
Disconnect
electr~cal harness connector (C) from mass alr
flow sensor.
Remove air filter housing mounting screw (D).
Disconnect vent tube
(E).
Loosen air intake duct clamp (F).
Carefully lift air filter housing out of engine bay.
4 Remove positive battery cable and intake manifold cover:
Remove protective cover from positive (+)jumper post (A).
Loosen and remove battery lead mounting nut.
Remove battery lead and push down through intake mani-
fold.
Remove trim caps (arrows) from fuel injector cover.
Remove cover hold down fasteners and lift off cover.

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..
Cylinder Head Removal and Installation 1
< Remove intake throttle valve and ASC throttle assemblies:
Disconnect ASC throttle cable
(A).
- Remove ASC throttle housing mounting fasteners (B).
NOTE-
It is not necessary to disconnect coolant hoses (C) 01
bowden cables (D).
Remove intake throttle housing mounting hardware, pull
throttle housing off
intake manifold, and set aside.
- Working under intake manifold, disconnect the following:
Engine oil dipstick tube support.
Oil separator return line from dipstick tube.
Intake air temperature sensor electrical harness connector
(underside of intake manifold near throttle body).
* Fuel tank vent line and electrical harness at canister vent
valve.
Remove lower intake manifold supports (arrows).
- Disconnect coolant line retaining bracket at cylinder block.
4 Remove manifold mounting hardware (arrows).
- Remove intake manifold from cylinder head while carefully
checking for electrical connections or hoses.
NOTE-
Fuel rail is removed with intake manifold,
CAUTIOI\C
Stuff clean rags into open intake ports to prevent any parts
from falling into
Nie engine intake.
- Drain cooling system (engine block and radiator), then re-
move radiator cooling fan and fan shroud. See
170 Radiator
and Cooling System.
- Disconnect coolant hoses from thermostat housing.

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- --
Cylinder Head Removal and Installation 1 --
< Remove complete air filter housing assembly with mass air
flow sensor:
Loosen
intalte duct hose clamp (A) at throttle assembly.
Loosen clamp and remove idle control line from intake duct
(B) and disconnect idle speed control valve electrical har-
ness connector.
Disconnect electrical harness connector
(C) from mass air
flow sensor.
Remove air filter housing mounting screw
(D).
Disconnect vent tube (E).
. Loosen air intalte duct clamp (F).
Carefully lifl air filter housing, mass air flow sensor, and in-
take duct hose out of engine bay.
4 Disconnect positive battery cable and remove intake rnani-
fold cover:
Remove protective cover from positive (+)jumper post.
Loosen and remove battery lead mounting nut (A).
Remove lead and push down through intake manifold.
* Remove trim covers (arrows) from fuel injector cover.
Remove cover hold down fasteners and lifl off cover.
4 Worlting above engine, disconnect the following:
Vent line from cylinder head cover. To remove, pinch clips
(arrows).
Electrical harness connector from VANOS solenoid valve
(A).
- Remove oxygen sensors and exhaust manifolds. See 180
Exhaust System.
CAUTION-
Remove oxygen sensors before removing exhaust mani-
fold to prevent damage.
Label oxygen sensor harness connectors so that they
can be reassembled correctly Do not interchange con-
nectors.
NOTE-
Front exhaust manifold must be removed before rear
manifold.

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. .- -
Cylinder Head Removal and Installation
- Working at side of intake manifold near left strut tower, dis-
connect intake manifold resonance valve electrical harness
connector.
4 Disconnect fuel injector electrical harness connectors from
injectors.
- Use small screwdriver to pry out wire lock clip on fuel injec-
tor
1 connector.
Repeat for remaining injectors.
Release harness conduit fasteners from injector rail.
- Disconnect intake air temperature sensor electrical har-
ness connection (between intake runners for cylinders
3
and 4).
Lift off connector assembly and lay aside.
4 Where applicable, remove schraeder valve cap (arrow) from
fuel
ra~l. Using a tire chuck, blow fuel back through feed line
using a brief burst of compressed air (maximum of
3 bar or
43.5 psi).
WARNING-
Fuel is underpressure (approx. 3 - 5 bar or 45 - 75psi) and
may be expelled. Do not smoke or
work near heaters or
other fire hazards. Keep a fire extinguisher handy Before
d~sconnecting fuel hoses, wrap a cloth around fuel hoses
to absorb any leaking fuel. Catch and
dfspose of escaped
fuel. Plug all open fuel lines.
Always unscrew the fuel tank cap to release pressure
I in the tank before working on the tank or lines.
Disconnect manifold vacuum line (arrow)
Raise car and support in a safe manner,
CAUTION-
Make sure the car is stable and well supported at all times.
Use a professional automotive lift
orjack stands designed for
the purpose. A
floorjack is not adequate support.
Remove protective engine splash guard from below engine.