Exhaust Pipe With Catalytic Converter

Special tools and workshop equipment required 

• Torque Wrench (5-50 Nm) V.A.G 1331

Removing 

-- Remove the right underbody trim retainers -arrows- and trim.

Fig 1: Identifying Right Vehicle Floor Cover

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Engine Codes BGP and CBTA

Fig 2: Harness Connector For Oxygen Sensor - Installation Position

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-- Unclip the wire -arrow-, pull off the bracket -1- and disconnect the connector for oxygen sensor after three way catalytic converter -G130- -2-.

Engine Codes BGQ and CBUA

Fig 3: Disconnecting 4-Pin Electrical Harness Connector From Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130

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-- Unclip the wires -arrows-, pull off the bracket -2- and disconnect the connectors for the oxygen sensor after three way catalytic converter -1- and for the oxygen sensor in bank 1 center three way catalytic converter -G465- -3-.

Continuation for All

Fig 4: Loosening Bolts Of Double Clamp

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-- Loosen the clamp -1- nuts. The front cross member must not be removed.

-- Remove the exhaust pipe with catalytic converter to exhaust manifold nuts -2- and the suspended mount bolts -3-.

Fig 5: Identifying Front Exhaust Pipe, Nuts & Bolts

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-- Remove the exhaust pipe with catalytic converter -1- from the exhaust manifold, slide toward the front at the sides and guide it under the front cross member.

Installing 

Install in reverse order of removal. Note the following:

• Replace gaskets and self-locking nuts.
• Install the exhaust system free of stress. Refer to EXHAUST SYSTEM, ALIGNING .

Tightening Specifications