11 31 011 Replacing left camshafts (M62 VANOS from 9/98): Installation

Installation of camshafts is described separately from removal.

Insert exhaust and inlet camshafts on cylinder bank 5 to 8.

Rotate exhaust camshaft until exhaust cam on cylinder 6 is facing upwards.

Rotate inlet camshaft until inlet cam on cylinder 8 is facing upwards.

Fig 1: Identifying Inlet And Exhaust Cam On Cylinder Facing Upwards

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Fit bearing caps.

Exhaust camshaft bearing caps are marked A1 to A5 from inlet side.

Inlet camshaft bearing caps are marked E1 to E5 from inlet side.

Fig 2: Identifying Inlet And Exhaust Camshaft Bearing Caps

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Tighten down bearing caps of camshafts on cylinder bank 5 to 8 in 1/2 turn increments uniformly from inside to outside.

Tightening torque, see 11 31 1AZ in ENGINE - TIGHTENING TORQUES

Fig 3: Tightening Bearing Caps Of Camshafts On Cylinder Bank 5 To 8

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Rotate camshafts until camshaft designation points upwards.

Fig 4: Identifying Camshaft Designation Points

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Attach special tool 11 2 446 / 11 2 442 to camshafts, cylinder bank 5 to 8.

Fig 5: Connecting Special Tool 11 2 446 / 11 2 442 To Camshafts

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If necessary, machine open-end wrench accordingly.

Align inlet and exhaust camshafts with open-end wrench in such a way that special tools 11 2 446 / 11 2 442 rest without a gap on cylinder head.

Fig 6: Aligning Inlet And Exhaust Camshafts Using Open-End Wrench

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Attach special tool 11 2 443 to special tool 11 2 446 / 11 2 442 and secure with special tool 11 2 444 via spark plug thread.

Fig 7: Identifying Special Tools In Secured Position

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