Left Coolant Pipe, Removing And Installing: Removing

WARNING: This page is about a different car, the 2022 Audi S4, 2022 Audi A4 Quattro, and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Coolant Expansion Tank

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CAUTION:

The cooling system is under pressure when the engine is warm. There is a risk of scalding due to hot steam and hot coolant.

Scalding the skin and other parts of the body is possible.

- Wear safety gloves.

- Wear protective eyewear.

- Reduce the pressure by covering the coolant expansion tank cap with a cloth and carefully opening it.

-- Open the coolant expansion tank cap -1- by releasing the catch in direction of -arrow-.

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

Vehicles with a Particulate Filter:

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-- Free up the connector -1- for the Dual Exhaust Temperature Sensor 1 -GX41-.

Continuation for All Vehicles:

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-- Free up the wires.

-- Place a cloth underneath to catch leaking coolant.

-- Remove the bolts -1, 2, and 3-.

-- Clamp off the coolant hoses using the : 3094 .

-- Loosen the hose clamps -arrows-, remove the coolant hoses and remove the coolant pipe.