Page 533 of 1002
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Exhaust System
M52 engine
(5281 1997-1 998)
1. Exhaust manifolds
2. Sealing washer
3. Plug
4. Gasket (manifold to cylinder
head)
5. Clamping sleeve
6. Post-catalytic converter oxygen sensor
7. Pre-catalytic converter oxygen
sensor
8. Hanger
9. Rear muffler
10. Vibration dampener
11. Center support bracket
12. Clamping sleeve
13. Front pipe with catalytic
converters
14. Hanger
15. Center muffler
16. Gasket (front pipe to manifold)
Page 535 of 1002
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Exhaust systeml
M54 engine
(5301 2001-2003)
Clamping sleeve
Front muffler Rear muffler
Hanger
Vibration dampener
Clamping sleeve
Center muffler
Hanger
Gasket (front pipe to manifold)
10. Exhaust
manifold/catalytic
converter assemblies
11. Oxygen sensors, post-catalytic converter
12. Oxygen sensors, pre-catalytic converter
Page 536 of 1002
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I Exhaust System
M62 engine
(540i 1997-1 998)
1. Right side catalytic converters
2. Support bracket
3. Support bracket
4. Center muffler
5. Hanger
6. Rear muffler
7. Clamping sleeve
8. Oxygen sensors, post-catalytic
converter
9. Oxygen sensors, pre-catalytic
converter
10. Left side catalytic converter
11. Sealing rings
12. Left front exhaust manifold
13. Left rear exhaust manifold
14. Gasket
15. Exhaust manifold, right front
16. Exhaust manifold, right rear
Page 537 of 1002
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Exhaust systeml
M62 TU engine
(540i 1999-2003)
1. Oxygen sensors, pre-catalytic
converter
(2)
2.
Oxygen sensors, post-catalytic
converter
(2)
3.
Hanger
4. Rear muffler
5. Clamping sleeve
6. Hanger
7. Center muffler
8. Clamping sleeve
9. Catalytic converter, left side
10. Catalytic converter, right side
11. Exhaust manifoldlcatalytic
converter,
left side
12. Gasket (2)
13.
Gasket (2)
14.
Exhaust manifoldlcatalytic
converter, right side
Page 591 of 1002

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Automatic Transmission
- Raise and safely support vehicle.
CA U JIOG
Male 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
4 With engine running and selector lever in PARK, remove filler
plug (arrow)
(A5S 360R transmission shown, refer to other
illustrations for location of filler and drain plugs on other
transmissions).
If a small stream of fluid runs out of the filler hole the level
is correct.
If no fluid
leaks out when plug is removed, fluid level is to
low. Add ATF fluid until it starts to overflow.
Install filler plug using a new sealing ring.
Hot ATF can scald. Wear eye protection and protective cloth-
ing andgloves during
the check. If the tmnsmission was over-
filled, hot ATF will spill from the filler hole when the
fill plug is
removed.
ATF, draining and filling
The procedure given here includes removal and installation of
the fluid strainer (filter). Refer to illustrations in Automatic
transmission fluid
pan and strainer.
Remove ATF drain plug
(1) and drain fluid into container.
WARNING-
ATFshould be warm when draining. Hot ATFcan scald. Wear
eye protection, protective clothing and gloves.
Remove transmission pan mounting bolts and remove pan.
Remove pan gasket and clean
gasket sealing surface.
- Pull ATF strainer from transmission pump housing. If strainer
sealing ring remains in pump housing remove using a seal
puller.
- Installation is reverse of removal.
Always replace seal for drain plug and all
gasket(s)
and O-rings.
Clean sump and sump
magnet(s) using a lint-free cloth.
Tighten transmission pan bolts in sequential order.
Using filler plug
(2), fill transmission with approved ATF.
Check fluid level as described earlier.
Page 593 of 1002
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240-9
Automatic Transmission
Automatic transmission
fluid pan and strainer
1. ATF strainer
2. ATF strainer seal
3. Pan gasket
4. Sump magnet
5. ATFpan
6. Filler plug
7. Drain plug
Page 620 of 1002

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260-14
Driveshaft
Constant velocity (CV) joint, replacing
The CV joint at the rear of the driveshaft is available from
BMW as a separate part.
- Remove complete driveshaft as described earlier in this
section.
< Clean grease off CV joint. Remove retaining circlip (arrow)
from CV joint end of driveshaft.
- Drive out bolts from CV joint.
4 Remove CV joint from driveshaft:
Pry back protective boot
(A).
- Using BMW special tool 26 1 110 on inner race (B), press
or pull joint off shaft.
- Check protective boot for damage. Replace if necessary.
- lnstall new CV joint:
. Working from both sides of joint, inject approximately 80
grams of
OptimolB grease (or equivalent) into joint.
Install new sealing gasket on joint face that mates with pro-
tective boot. Seal fits in groove on outer race of joint.
Clean grease off driveshaft and mating splines on joint.
Apply
LoctiteO 648 to driveshaft splines.
Press new CV joint onto shaft as far as it will go.
CAUTIOI\C
Only press on inner CVjoint race.
- Install new retaining circlip to end of driveshaft,
- Insert CV joint mounting bolts. Be sure to reuse washers.
- Install driveshaft as described earlier in this section.
Page 756 of 1002
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331-12
Final Drive Final drive cover, removing and installing
- Remove final drive. See Final drive, removing and install-
ing.
I 1 4 Remove fasteners (arrows) from rear cover and remove cov-
er.
Clean cover and final drive housing sealing surfaces.
Install new
gasket with cover.
* Installation is reverse of removal.
- Check differential oil level. See Differential oil level, check-
ing.
Tightening
torque
Final drive cover to final drive housing
. M10 (8.8 grade) 45 Nm (33 ft-lb)
M10 (10.9 grade) 90 Nm (66 ft-lb)
Final drive mounts, replacing
- Remove final drive. See Final drive, removing and install-
ing.
Rear final drive mounts
- Remove rear final drive rubber mounts using BMW special
tools333314,333315,334 181, and334 183.
4 Coat new mount with CircolightB anti-friction agent and in-
.
stall, noting the following:
Long bushing on mount must face forward (arrow).
A shows installation position of mounts.