Pre-Catalytic Converters, Removing And Installing: Removal

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.

Proceed as follows:

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

-- Remove the bolts and rear noise insulation -2-.

Fig 1: Identifying Front/Rear Noise Insulation

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-- Remove bolts -1, 2, 3- on main catalytic converter brackets.

Fig 2: Identifying Bolts -1, 2, 3- On Main Catalytic Converter Brackets

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Fig 3: Identifying Mount, Transmission Plate, And Adapter T10337

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WARNING:

There is the risk of an accident.

Engine/Gearbox Jack VAS1383A may only be used during assembly and not stand unsupervised under vehicle.

-- Support transmission with Engine/Gearbox Jack VAS1383A and connected Engine/Gearbox Jack - Gearbox Support T10337 as shown in illustration.

NOTE:

Ignore -Items 1 and 2-.

-- Remove transmission carrier bolts -1 and 2-.

Fig 4: Identifying Transfer Case Support Bolts -1 And 2-

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-- Remove bolts -arrows- and remove transmission carrier.

Fig 5: Identifying Bolts -Arrows- And Transfer Case Bracket

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NOTE:

Ignore -Items 1 and 2-.

-- Loosen clamping sleeves -1 and 2-.

Fig 6: Identifying Clamping Sleeves -1 And 2-

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Fig 7: Identifying Bolts -Arrows-, Primary Catalytic Converter Pipes, And Clamping Sleeves

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CAUTION:

Risk of damaging decoupling elements.

Do not bent decoupling elements in front exhaust pipe more than 10°.

-- Remove bolts -arrows- and main catalytic converters from clamping sleeves.