Audi Workshop Service and Repair Manuals > A4 Mk2 > Vehicle electrics | Electrical system | Lights, lamps, switches outside | Gas discharge headlights - USA vehicles up to 10.2004 | Preparations before working on headlights | Removing air cleaner housing

Removing air cleaner housing - vehicles with 6-cyl. petrol engine

Procedure

–	Detach cover (right-side) -1- in engine compartment.

–	Unscrew bolts -arrows-.

–	Detach activated charcoal filter solenoid valve 1 -N80--item 1- at air duct.

–	Remove air duct -2-.

–	Pull off lines / unplug electrical connectors:

1 -	at solenoid valve 1 for activated charcoal filter -N80-

2 -	vacuum hose at solenoid valve 1 for activated charcoal filter -N80-

3 -	at air mass meter -G70-

–	Pull off hose connections, move hoses clear and remove air cleaner housing -arrows-

Note

Disregard -item 4- and -item 5-.

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

–	Install air cleaner housing → Rep. Gr.24.

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