BMW 5251 Service Manual page 573

230-9
Manual ~ransmissionl
Carefully pry out selector shaft oil seal with BMW special tool
23 0 210, or with a narrow seal remover or small screwdriver.
Coat new selector shaft seal with transmission fluid. Drive
new seal in flush with housing. Use BMW special seal instal-
lation tool 23 0 220 or equivalent and a soft-faced (plastic)
hammer.
-
Remainder of installation is reverse of removal, noting the fol-
lowing:
Install driveshaft using new loclc nuts.
Check transmission oil level, topping up as necessary.
Tightening torques
Aluminum driveshaft to flex-disc
.
MI2 (use Dacromet-coated washers) 90 Nm (66 ft-lb)
Driveshaft
CV
joint to final drive flange
MI 0 (Torx bolt) 70 Nm (51 ft-lb)
M8 (compression nut)
32 Nm (24 ft-lb)
Flex-disc to transmission flange or driveshaft
MI0 (8.8 grade)
48
Nm (35 ft-lb)
MI0 (10.9 grade) 60 Nm (44 it-lb)
MI2 (8.8 grade)
81 Nm
(60
ft-lb)
MI2 (10.9 grade)
lo0 Nm (74 ft-lb)
-
MI4 140 Nm (103 ft-lb)
Transmission crossmember
to transmission (ME)
21 Nm (15 ft-lb)
.
to chassis (M10)
42 Nm (30 ft-lb)