Air Duct Pipe, Removing And Installing

Special tools and workshop equipment required 

• Long Reach Special Wrench: T40398  , not illustrated

Upper air duct pipe, removing

-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

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

-- Disconnect the connectors -5- and free up the wires:

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-- Loosen the hose clamps -arrow- and remove the air duct hoses.

-- Remove the bolts -1 and 3- and remove the air duct pipe -2- with the Throttle Valve Control Module -GX3- -item 4-.

-- Free up the wiring harness.

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-- Remove the bolts -arrows-.

-- Remove the crankcase ventilation hose -1- by pressing the release buttons on both sides.

-- Disconnect the connector -3- for the Intake Air Temperature Sensor - G42- /Manifold Absolute Pressure Sensor - G71- and free up the wires.

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-- Disconnect the vacuum hose -4- and hose -2- for crankcase ventilation by pressing the retainers on both sides.

-- Remove the bolts -arrows- and remove the upper air duct pipe -1-.

Lower Air Duct Pipe, Removing

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• Upper air duct pipe removed.

-- Loosen the hose clamps -1 and 3- and remove the air guide hoses.

-- Remove the bolts -arrows- and the lower air duct pipe -2-.

Installing 

Install in the reverse order of removal while noting the following:

• Replace the seals and O-rings after removal.
• Replace bolts that were tightened with an additional turn after removing them.
• Secure all hose connections with hose clamps that match the ones used in series production. Refer to the Electronic Parts Information (ETKA).

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

-- Install the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

Tightening Specifications 

• Refer to OVERVIEW - CHARGE AIR SYSTEM .
• Refer to OVERVIEW - CHARGE AIR HOSE CONNECTIONS .