Crankshaft bolt BMW 540i 2000 E39 Owner's Manual

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11 6-42
/ Cvlinder Head and Valvetrain
4 Using crankshaft center bolt, rotate engine clockwise one
complete rotation until the first cylinder is at TDC.
4 Confirm TDC position. Lobes of camshafts for cylinder head
1-4 (passengers side) should point up (arrows).
4 Remove timing chain tensioner (arrow) from right side upper
timing chain cover.
- Remove secondary air injection pipes in front of upper timing
chain covers.
- Remove left and right coolant hoses from coolant pump
housing.
- Detach dipsticlc tube from upper right timing cover,

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ICylinder Head and Valvetrain -.
Rotate engine clockwise (arrow) from 45" before TDC to
TDC position.
Secure crankshaft in
TDC position with BMW special tool
11 2 300.
4 Fit sprocket with primary chain to intaite camshaft on right
cylinder head:
Press timing chain tensioner rail against timing chain
(white arrow) to check that fastener holes are centered in
sprocket slots (black arrows) when slack is removed from
timing chain.
If necessary, remove sprocket and reposition.
Fit sprocket with chain to intake camshaft
5-8 with long bores aligned centrally.
Install bolts (arrows) and finger tighten cylinder
head

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Cylinder Head and valvetrain'
Fit sensor gear with mark (arrow) pointing upwards. Install
bolts and finger tighten.
4 Attach BMW special tool 11 7 380 to right cylinder head in
place of upper timing case cover.
Install BMW special tool
11 3 390 into 11 7 380.
Using BMW special tool 00 9 250, tighten adjustable ten-
sioner screw on
11 3 390 to 0.7 Nm (6.3 in-lb).
- T~ghten camshaft sprocket bolts in the following order:
1. Exhaust camshaft, left head.
2. Exhaust camshaft, right head.
3. Intake camshaft, left head.
4. Intake camshaft, right head.
Tightening torques Sprocket
to camshaft flange 15 Nm (I 1 ft-lb)
- Remove camshaft locking tools from both cylinder heads.
- Remove crankshaft locking tool.
4 lnstall oil lines to left and right cylinder heads.
- Remove adjustable timing chain tensioner tool and setup
block from right cylinder head.

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Camshaff Timing Chain
NOTE-
Mark direction of belt rotation if reusing belt.
- Remove vibration damper mounting bolts and remove vibra-
tion damper and pulley from hub.
NOTE- The M52
6-cylinder engine uses a 2-piece vibration damper
and hub assembly.
4 Install crankshaft holder (BMW special tools 11 2 150
and11 2410).
NOTE
-
Be careful while aligning locator pin hole in special tool 11 2
410 with vibration damper locatorpin.
- While counterholding crankshaft, loosen and remove crank-
shaft center bolt.
CAUTION-
Do not use flywheel locking tool to hold crankshaft stationary
to loosen or tighten crankshaft hub center bolt Use only the
special tools specified, or equivalent hub holding tool.
NOTE- The cranlshaft hub center bolt is torqued to 4
10 Nm
(300
ft-16).
- Remove damper hub and special tools.
4 Install cap (BMW special tool 11 2 383) on end of cranltshaft.
4 Install seal guide (BMW special tool 11 2 385) over end of
crankshaft. Be sure to align tool with keyway on crankshaft
(arrow).

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1 17-8
Camshaft Timing Chain
4 Install oil seal puller (BMW special tool 11 2 380) and screw
in body of puller until it contacts seal. Tighten center screw to
draw seal out of cover.
4 Coat new seal with oil and position in timing chain cover. Use
BMW special tool
11 3 280 and crankshaft center bolt to draw
seal in flush with timing case cover.
4 Align hub with keyway and tap into place. Insert new center
bolt with washer shoulder
(arrow) facing hub.
CAUTION-
Inspect woodruffl<ey for damage before installing hub.
- Reinstall cranltshaft holder tool.
NOTE-
Be careful while aligning locator pin hole in special tool 1 I 2
410 with vibration damper locator pin.
- While counterholding cranltshaft, tighten crankshaft center
bolt.
Tightening torque Vibration damoer hub
to crankshaft 410 Nm (302 ft-lb)

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Camshaft Timing Chain
lnstall vibration damper mounting bolts. Note hub locating
dowel (arrow).
Tightening torque
Vibration damper to crankshaft hub
(ME) 22 Nm (16 ft-lb)
- Installation is reverse of removal noting the following:
Installing drive belts. See 020 Maintenance.
Install cooling fan. See 170 Radiator and Cooling Sys-
tem.
Crankshaft oil seal, replacing
(M52 TU and M54 engines)
The crankshafl front seal IS located in the lower timing cover,
behind the
vibrat~on damper.
- Disconnect negative (-) cable from battery.
Disconnecting the battery may erase fault
code(s) storedin
control module memoy Checlc for fault codes using spe-
cial
BMW diagnostic equipment.
Prior to disconnecting the battery, read the battery dis-
connection cautions given in
001 General Cautions
and Warnings.
- Remove splash guard from beneath engine
- Remove engine cooling fan assembly. See 170 Radiator
and Cooling System.
NOTE- Cooling fan nut
(32 mm wrench) has left-hand threads.
- Remove drive belts. See 020 Maintenance
NOTE-
Mark direction of belt rotation if reusing belt.
- Install crankshaft holding tool (BMW special tool 11 8 19011 1
8 200). Make sure tool locks into place in openings in damper
assembly. While counterholding crankshafl with special tool,
remove crankshaft center bolt.
CAUTIOI\C
Do not use flywheel locling tool to hold crankshaft station-
ary to loosen or tighten
cranl(shaft hub center bolt. Use
only the special tools specified, or equivalent hub holding
tool.
Use care when removing
damper/hub assembly, as ~t is
easy to damage the radiator

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117-10
/Camshaft Timing Chain
NOTE-
The crankshaft hub center bolt is torqued to 410 Nm
(300 ft-lb).
- Install crankshaft damper puller (BMW special tool 11 8 21 0)
to
11 8 200. Use bolt to remove damper from crankshaft.
- Oil seal replacement:
4 Install cap (BMW special tool 11 2 383) on end of crankshaft.
Install seal guide (BMW special tool
11 2 385) over end of
crankshaft. Be sure to align groove with
lteyway on crank-
shaft (arrow).
4 Install oil seal puller (BMW special tool 11 2 380) and screw
in body of puller until it contacts seal. Tighten screw in center
of tool to draw seal out of cover.

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Camshaft Timing chain]
4 Coat new seal with oil and position in timing chain cover. Use
BMW special tool 11
3 280 and crankshaft center bolt to draw
seal in flush with timing case cover.
- Align vibration damper assembly with keyway and tap into
place. Insert new center bolt with washer.
CA
UTIOG
Inspect woodruff key for damage before installing hub
assembly.
- Install crankshaft holding tool malting sure tool locks into
place in openings in damper assembly. While counterholding
cranltshaft, tighten crankshaft center bolt.
- Attach special tools 11 8 20011 1 8 190 to damper assembly.
Counterhold damper with 11 8 190 while tightening center
bolt.
Tightening
torque
Vibration damper hub to crankshaft 410 Nm (302 it-ib)
- Installation is reverse of removal noting the following:
Install drive belts. See 020 Maintenance.
Install cooling fan. See 170 Radiator and Cooling Sys-
tem.
Crankshaft oil seal, replacing
(M62 and M62 TU engines)
- Disconnect negative (-) cable from battery
CAUTIOG
Disconnecting the battery may erase fault code(s) storedin
control module memory. Check for fault codes using spe-
cial BMW diagnostic equipment.
* Prior to disconnecting the battery, read the battery dis-
connection cautions in
001 General cautions and
warnings.
- Remove splash guard from beneath engine
- Remove engine cooling fan assembly. See 170 Radiator
and Cooling System.
NOTE
-
Cooling fan nut (32 mm wrench) has left-hand threads.
- Remove drive belts. See 020 Maintenance.
NOTE-
Marlc direction of belt rotation if reusing belt.

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1 Camshaft Timing Chain
< Remove all vibration damper perimeter mounting bolts (ar-
row) and remove vibration damper.
4 Install crankshaft holding tool (BMW special tool 11 2 450)
and remove and discard crankshaft center bolt.
NOJE-
Be careful to align hub locator pin to hole (arrow) in special
tool
11 2 450.
- If needed, use a puller (BMW 11 8 219) to remove hub from
end of crankshaft.
4 Install end cap (BMW special tool 11 2 383) on end of crank-
shaft.

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117-13
Camshaft Timing chain1
< Install seal removing tool (BMW special tool 11 2 380) and
screw in body of puller until it makes firm contact with seal.
Tighten center screw in end of tool to draw out seal.
4 Coat new seal with oil, and use BMW special tool 11 1 220
and crankshaft center bolt to draw seal in flush with timing
case cover.
- Install damper hub and tighten new center bolt finger tight
4 Install angle gauge BMW special tool 11 3 460 as shown.