Catalyst Temperature Sensor 1 -G20-, REMOVING AND INSTALLING: Removal

WARNING: This page is about a different variant/trim than selected.

Fig 1: Removing Engine Cover

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-- Carefully pull the engine cover off the 4 bolts one after the other -arrows-.

-- Disconnect the -1- Catalyst Temperature Sensor 1 -G20- orange connector and the -2- Exhaust Gas Temperature Sensor 3 -G495- brown connector.

Fig 2: Locating Catalyst Temperature Sensor 1 -G20- Connector (1) And Exhaust Gas Temperature Sensor 3 -G495- Connector (2)

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-- Remove the Catalyst Temperature Sensor l -G20- -2-.

Fig 3: Locating Primary Catalytic Converter And Sensors, Catalyst Temperature Sensor 1 -G20- (2), EGT 3 -G495- (1), EGT 2 -G448- (3) & NOx Sensor -G295- (4)

Courtesy of AUDI OF AMERICA, LLC

NOTE:

To provide a better illustration, component location is shown from behind with engine removed.

Ignore -1, 3, 4 and 5-.