Camshaft Timing Chain, Removing From Camshafts, Cylinder Bank 2 (Left): Removing

-- Remove the air filter housing. Refer to AIR FILTER HOUSING, REMOVING AND INSTALLING .

-- Remove the fan shroud. Refer to FAN SHROUD, REMOVING AND INSTALLING .

-- Loosen the clamps -1 and 2- and remove the air duct hose (Shown on the right).

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-- Remove the left lower air duct pipe on the turbocharger. Refer to LOWER AIR DUCT PIPE ON TURBOCHARGER, REMOVING AND INSTALLING .

-- Free up the vacuum line -3- on the wiring duct.

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-- Disconnect the connectors and free them up:

1 -  Oil Pressure Sensor -G10-

2 -  Map Controlled Engine Cooling Thermostat -F265-

6 -  Recirculation Valve, Bank 2 -N626-

9 -  Oil Pressure Regulation Valve -N428-

-- Disconnect the connector -5- for the Tank Ventilation Pressure Sensor 2 -G951- and free up the wire on the wiring duct.

-- Remove the connector -8- for the Oxygen Sensor 1 Before Catalytic Converter -GX10- from the bracket and disconnect and free up the wire.

-- Remove the bolts -4- and unclip the wiring duct from the bracket -arrow-.

-- Push the wiring duct upward and disconnect the connector -7- for the Engine Temperature Sensor -G407-.

-- Disconnect the connector for the Camshaft Position Sensor 4 -G301- -item 3-.

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-- Remove the bolts -arrows- to do so slightly lift the noise insulation on the camshaft bearing cap.

-- Remove the oil dipstick tube -2-.

-- Seal the opening with thoroughly clean plus from the Engine Bung Set:VAS 6122  .

-- Free up the vacuum lines and remove the bracket -4-.

-- Remove the bolts -arrows- and bracket -1- for the wiring duct.

Fig 1: Wiring Harness Bracket on Cylinder Head Bank 2 (Left) - Tightening Specification

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All additional procedures are described under: CAMSHAFT TIMING CHAIN, REMOVING FROM CAMSHAFTS .