Motor Temperature Sensor -G407-, REMOVING AND INSTALLING: Removing

-- Remove the fan shroud. Refer to FAN SHROUD, REMOVING AND INSTALLING .

-- Free up the vacuum line -3- on the wiring duct.

Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connectors and free them up:

1 -  Oil Pressure Sensor -G10-

2 -  Map Controlled Engine Cooling Thermostat -F265-

6 -  Recirculation Valve, Bank 2 -N626-

9 -  Oil Pressure Regulation Valve -N428-

-- Disconnect the connector -5- for the Tank Ventilation Pressure Sensor 2 -G951- and free up the wire on the wiring duct.

-- Remove the connector -8- for the Oxygen Sensor 1 Before Catalytic Converter -GX10- from the bracket and disconnect and free up the wire.

-- Remove the bolts -4- and unclip the wiring duct from the bracket -arrow-.

-- Push the wiring duct upward and disconnect the connector -7- for the Engine Temperature Sensor -G407-.

All additional procedures are described under: MOTOR TEMPERATURE SENSOR -G407-, REMOVING AND INSTALLING ; Motor Temperature Sensor -G407-, Removing and Installing.