11 31 005 Checking the camshaft timing (M57T2-SCR)

Necessary preliminary work:

Crank engine at central bolt.

The cams on the camshafts (1) of the 1st cylinder point in the direction of travel to the right.

Fig 1: Identifying Camshafts

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Remove protective cap in direction of arrow.

Installation note:

Reinstall protective cap with some grease.

Fig 2: Removing Protective Cap

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Secure the crankshaft in the TDC setting with special tool 11 6 080.

IMPORTANT: Do not turn the engine back.
Special tool 11 6 080 must be removed before starting engine.

Fig 3: Securing Crankshaft On TDC Using Special Tool (11 6 080)

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Attach special tool 11 6 321 to the intake camshaft (1).

NOTE: Special tool 11 6 321 must lie flush on cylinder head.

Fig 4: Attaching Special Tool (11 6 332) To Intake Camshaft

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For a better overview, this operation is shown without the vacuum pump.

Attach special tool 11 6 321 to the exhaust camshaft (1).

NOTE: Special tool 11 6 321 must lie flush on cylinder head.

If necessary, adjust CAMSHAFT TIMING .

Fig 5: Attaching Special Tool (11 6 321) To Exhaust Camshaft

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Assemble engine.