Left Main Catalytic Converter: Removing

WARNING: This page is about a different car, the 2010 Audi Q7, 2009 Audi Q7, 2008 Audi Q7, and 2007 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

-- On a vehicle with air suspension, activate vehicle lift mode. Refer to VEHICLE LIFT MODE .

-- Remove screws and remove rear noise insulation -2-.

Fig 1: Identifying Front/Rear Noise Insulation

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CAUTION:

Danger of damaging the decoupling element.

Decoupling element must not be bent more than 10°.
Do not load decoupling element on cable.
Do not damage wire mesh at decoupling element.

-- Separate exhaust system at clamping sleeve -1-.

Fig 2: Identifying Double Pipe Clamps Between Catalytic Converter/Front Muffler

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NOTE:

Ignore -2-.

-- Remove left main catalytic converter bracket bolts -1- and -2-.

Fig 3: Identifying Left Main Catalytic Converter Bracket Bolts And Nuts

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-- Remove nuts -arrows- and remove left main catalytic converter.