Catalytic Converter: Removing

WARNING: This page is about a different car, the 2014 Volkswagen Beetle and 2013 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

After exhaust system repairs, make sure exhaust system is not under stress and that it has sufficient clearance from the bodywork. If necessary, loosen clamp(s) and align exhaust pipe so that sufficient clearance is maintained to the bodywork and support rings carry uniform loads.

Gaskets and self-locking nuts must be replaced.

-- Observe safety precautions. Refer to SAFETY PRECAUTIONS .

-- Follow repair instructions. Refer to GENERAL INFORMATION .

-- Remove the right underbody panel (if equipped) -arrows-.

Fig 1: Identifying Right Underbody Trim

GWWA10-1663

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Engine Code CBTA

-- Unclip the wire -arrow-, remove the bracket -1- and disconnect the connector -2- from the Oxygen Sensor after Three Way Catalytic Converter -G130-.

Fig 2: Identifying Harness Connector For Oxygen Sensor - Installation Position

GWWM26-0180

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Engine Code CBUA

-- Unclip the wire -arrows-, remove the bracket -2- and disconnect the connectors -1- from the Oxygen Sensor after Three Way Catalytic Converter -G130- and -3- from the Oxygen Sensor in Bank 1 Center Three Way Catalytic Converter -G465-.

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

GWWM24-0444

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

All Vehicles

-- Loosen the bolts on the clamp -1-. The tunnel bridge for the vehicle floor must not be removed.

Fig 4: Identifying Bolts To Loosen Double Clamp

GWWA26-0718

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

CAUTION:

Do not bend the decoupling element more than 10°.
Do not stretch the decoupling element.
Do not damage the wire mesh on the decoupling element.

-- Remove the nuts -2- on the front exhaust pipe/exhaust manifold and then the bolts -3-.

Fig 5: Identifying Nuts, Bolts & Front Exhaust Pipe

GWWM26-0173

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the front exhaust pipe -1- and catalytic converter from the exhaust manifold, push it them to the side and guide them under the front crossmember.