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Audi Workshop Service and Repair Manuals

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Left Front Exhaust Pipe With Primary and Main Catalytic Converter, Vehicles With Manual Transmission|Page 3696 > < Left Front Exhaust Pipe With Primary and Main Catalytic Converter, Vehicles With Manual Transmission|Page 3694

S4 Quattro Wagon V8-4.2L (BHF) (2008)

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Remove cover - 1 - in engine compartment (left side). 

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Clamp off coolant hose - 2 - using Hose Clamps Up to 25 mm dia. (3094) and disconnect from coolant expansion tank.

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Seal connection using a plug that fits.

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Remove coolant expansion tank - arrow -.

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Disconnect electrical wire to Engine Coolant Level (ECL) Warning Switch (F66) at bottom on expansion tank and set aside coolant expansion
tank with coolant hose - 1 - connected. 

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Remove electrical harness connectors - 1 to 4 - from bracket at left of bulkhead.

Left Front Exhaust Pipe With Primary and Main Catalytic Converter, Vehicles With Manual Transmission|Page 3696 > < Left Front Exhaust Pipe With Primary and Main Catalytic Converter, Vehicles With Manual Transmission|Page 3694