BMW 5251 Service Manual page 92

11 0-20
Engine Removal and Installation
Working at right side of transmission bellhousing, disconnect
electrical harness connections (arrows) from starter. Re-
move starter retaining bolts and remove starter from trans-
mission mount.
M62 TU engine: Disconnect electrical harness connector
for right oxygen sensor from retaining clip and remove re-
taining clip from transmission.
-
Working underneath engine compartment at left side:
Unclip positive battery cable from oil pan.
.
Remove alternator cooling duct.
4
M62 engine: Remove fastener A and plug connector B from
alternator.
-
M62 TU engine: Remove electrical harness connectors from
front of water cooled alternator.
-
Remove exhaust system and transmission. See 180 Ex-
haust System and 230 Manual Transmission or 240 Auto-
matic Transmission.
-
Working at front of engine:
Remove upper and lower hoses from radiator.
D~sconnect
expansion
tank hose from coolant pump.
-
Remove belt-driven cooling fan:
Counterhold fan with special tool 11 5 050.
Turn fan mounting nut (32 mm) clockwise (left hand
threads) to loosen.
Rotate fan clockwise to remove.
Remove cooling fan shroud:
Disconnect electrical connectors from coolant level sensor
(B) and coolant temperature sensor (C).
.
Remove expansion rivets (A) from each side of shroud
Remove coolant hose (D).
Slide fan shroud with expansion tank up. Remove radiator
overflow tube from spout of expansion tank. Remove radi-
ator fan shroud with expansion tank.
Remove radiator. See 170 Radiator and Cooling System.