17 11 035 Removing and installing/replacing fan cowl with electric fan (M57T2)

Necessary preliminary tasks:

Read out fault memory of DME control unit
Turn off ignition
Remove acoustic cover. See 13..... REMOVE THE ACOUSTIC COVERS (M57T2 WITH AND WITHOUT SCR) .
Remove UNDERBODY PROTECTION .

Lever out expander rivets on transverse reinforcement.

Press lock and raise intake duct.

Detach intake duct from air filter housing and remove.

Fig 1: Locating Intake Duct From Air Filter Housing

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Unclip Bowden cable for engine bonnet/hood actuator from transverse reinforcement (1).

Release screws on left and right sides. Tightening torque: 51 71 4AZ .

Remove cross-brace (1).

Fig 2: Locating Screws Of Engine Bonnet/Hood Actuator From Transverse Reinforcement

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Unlock plug (1) and remove.

Fig 3: Identifying Plug

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Release bolt (1) from fan cowl.

Fig 4: Identifying Bolt From Fan Cowl

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Press out retainer (1) from charge air hose (2) in direction of arrow.

Unlock plug (3) and remove.

Pull down charge air hose in direction of arrow.

Installation:

Lubricate connection for charge air hose with slip paste and correctly connect hose. Retainer must audibly snap into place.

Fig 5: Pressing Retainer From Charge Air Hose

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Lay charge air hose (1) over alternator (see Fig 6).

Fig 6: Identifying Charge Air Hose

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Press hose (1) out of holder (2).

Fig 7: Identifying Hose And Holder

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Press hose (1) out of holder.

Fig 8: Identifying Hose

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Press lock (1).

Raise fan cowl (2) until holder (3) can be folded into center of vehicle.

NOTE: For reasons of clarity, illustration and text show coolant hose removed.
Do not raise fan cowl by fan impeller.

Fig 9: Identifying Lock, Fan Cowl And Holder

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Press lock (1).

Feed out fan cowl (2) towards top and remove.

Fig 10: Identifying Lock And Fan Cowl

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Installation:

Insert retaining tab (1) at bottom on module carrier.

Fig 11: Identifying Retaining Tab

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NOTE: Check stored fault messages.
Reassemble the vehicle.
Delete fault memory.