11 00 050 Removing And Installing Engine (S85)
Necessary preliminary tasks:
- Remove underbody protection. See 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT UNDERBODY PROTECTION (M5) or 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT UNDERBODY PROTECTION (M6) .
- Remove both front wheels.
- Remove fresh air duct. See 64 31 053 REMOVING AND INSTALLING OR REPLACING FRESH AIR DUCT (M5) or 64 31 053 REMOVING AND INSTALLING OR REPLACING FRESH AIR DUCT (M6) .
- Remove SMG transmission [23]. 23 00 613 REMOVING AND INSTALLING TRANSMISSION (M5) or 23 00 018 REMOVING AND INSTALLING TRANSMISSION (M6) .
- Remove front wall. See 41 33 040 REPLACING FRONT WALL (M5) .
- Remove oil filter housing .
- Drain coolant.
- Remove module carrier with radiator.
- Remove expansion tank.
- Detach coolant hose from auxiliary water pump.
- Draw off hydraulic fluid [32].
- Remove fluid reservoir with lines for steering gear.
- Draw off A/C system. 64 50 009 DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R 134A) (M5) or 64 50 009 DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R 134A) (M6) .
- Detach lines from A/C compressor. See 64 52 523 REPLACING A/C SYSTEM COMPRESSOR (M5) or 64 52 523 REPLACING A/C SYSTEM COMPRESSOR (M6) .
- Disconnect all plug connections in electronics box.
- Remove both intake filter housings. See 13 71 000 REMOVING AND INSTALLING LEFT INTAKE FILTER HOUSING (S85) or 13 71 020 REMOVING AND INSTALLING RIGHT INTAKE FILTER HOUSING (S85)
- Remove intake air manifold .
- Disconnect hose for crankcase ventilation.
- Disconnect hose for suction jet pump.
- Remove heat shield on front axle carrier.
- Release steering spindle. See 32 31 070 REMOVING AND INSTALLING / REPLACING LOWER SECTION OF STEERING SPINDLE (M5) or 32 31 070 REMOVING AND INSTALLING/REPLACING LOWER SECTION OF STEERING SPINDLE (M6) .
- Remove left and right oxygen sensors .
- Remove left and right temperature sensors [17, 62].
- Release grounding strap on engine support arm.
- Unscrew left and right engine mounts. See ENGINE SUSPENSION .
- Carefully lift out engine with two persons.
IMPORTANT:
Risk of damage to steering gear and oil sump.