Engine Speed Sensor -G28-, REMOVING AND INSTALLING, VEHICLES WITHOUT HIGH-VOLTAGE SYSTEM: Removing

All except Audi Q7/Q8:

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

Audi Q7/Q8:

Refer to the appropriate service information.

All except Audi A8:

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-- Free up the engine wiring harness -1-, remove the bolts -1- and the bracket -2-.

Audi A6/A7:

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-- Free up the wiring harness.

-- Lift the clamps -2-, remove and free up the coolant hoses.

-- Disconnect the connector -4- for the Engine Coolant Level Sensor -G32-.

-- Remove the bolt -3- and set the coolant expansion tank aside.

-- Unlock the catch in direction of -arrow A- and release in direction of -arrow B-, and remove the vacuum hose.

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Continuation for All Vehicles: 

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-- Disconnect the connector -2-.

-- Remove the bolt -1- and remove the Engine Speed Sensor -G28-.