Audi Workshop Service and Repair Manuals > A4 Cabriolet Mk2 > Power unit | TDI injection and glow plug system (6-cyl.) | Fuel preparation system Diesel injection | Servicing diesel direct injection system | Removing and installing intake manifold (front section)

Removing and installing intake manifold (front section) - engine code letters BDG, BDH

Removing

–	Pull off engine cover panel -arrows-.

–	Pull off bonnet seal at lock carrier.

–	Release fasteners -arrows- and remove toothed belt cover (left-side).

–	Move coolant line clear at intake manifold (front section).

–	Detach electrical connector -3- at intake manifold flap motor -V157-.

–	Detach air intake hose -4- going to charge air cooler from intake manifold (front section).

–	Unscrew nuts -1- and -2- and bolts -5- and -6-.

–	Unscrew both bolts as shown in illustration.

Note

The bolts are accessible through an opening in toothed belt cover (rear) for injection pump.

–	Detach intake manifold (front section).

Installing

Installation is carried out in the reverse order; note the following:

Note

t	Renew seals and gaskets.

t	Fit all cable ties in the original positions when installing.

Tightening torques

Component		Nm
Intake manifold (front section) to:	Intake manifold (left and right)	10
Intake manifold (front section) to:	Exhaust gas recirculation cooler	10

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