11 61 050 Removing and installing intake air manifold (M62): Notes

WARNING: This page is about a different variant/trim than selected.

Instructions for disconnecting and connecting battery,

refer to 12 00 ... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY

Disconnect battery negative terminal.

Remove heater bulkhead,

refer to 51 71 080 REMOVING AND INSTALLING/REPLACING HEATER BULKHEAD .

Turn fasteners on acoustic cover 90° counterclockwise, remove acoustic cover.

Fig 1: Identifying Acoustic Cover Fasteners

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Remove covers for ignition coils.

Disconnect plug connections to ignition coils.

Fig 2: Removing Covers For Ignition Coils

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Release bellows on throttle. Remove intake filter housing with air-mass flow sensor.

Detach battery positive lead from support point on firewall. Feed out battery positive lead and lay to one side. See 12 00 ... INSTRUCTIONS FOR DISCONNECTING AND CONNECTING BATTERY .

Release wiring harness section for engine from intake air manifold and lay to one side with cable ducts.

Detach hoses for vacuum control of air injection.

Remove vacuum hose from throttle body.

CAUTION: Catch and dispose of escaping fuel.

Disconnect fuel feed line from injection pipe and seal hose ends with special tool 13 5 281 and special tool 13 5 282.

Follow instructions for removing and installing fuel hoses,

refer to 13 53 540 REPLACING, SEALING FUEL HOSES .

NOTE: Illustration with engine removed.

Disconnect hose (1) for engine ventilation from cylinder head cover, cylinder bank 5 to 8.

Disconnect hose (2) for engine ventilation from oil separator.

Detach connection piece (3) for brake booster.

Fig 3: Identifying Hoses For Engine Ventilation

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Illustration with engine removed.

Remove oil separator from cover at rear.

Fig 4: Removing Oil Separator From Cover At Rear

Courtesy of BMW OF NORTH AMERICA, INC.

CAUTION: An oil drain hose from rear cover is connected under intake air manifold.
After the screw connection has been released, the intake air manifold cannot be removed yet.

Unfasten nuts (left and right). Remove decoupling elements.

Fig 5: Removing Decoupling Elements

Courtesy of BMW OF NORTH AMERICA, INC.

Raise intake air manifold approx. 10 cm and carefully tilt to one side.

Disconnect oil drain hose from rear cover.

Lift out intake air manifold.