Installing Three-Way Catalytic Converters (TWC) / Front Exhaust Pipe

Fig 1: Three-Way Catalytic Converters And Front Exhaust Pipe

Courtesy of VOLVO CARS OF NORTH AMERICA.

WARNING:

Avoid skin contact with copper paste.

HINT: Use a mobile jack with universal plate 9995972 as a support.

Lubricate the studs on the turbocharger (TC). Use copper paste 116 1408 .

Lift up the exhaust system and connect it to the pipe flange. Use a new gasket and new nuts. Do not tighten.

Then connect the exhaust system to the turbocharger (TC).

Fig 2: SIPS Member

Courtesy of VOLVO CARS OF NORTH AMERICA.

Install:

Tighten the exhaust pipe at the turbocharger (TC). Tighten to 25 Nm .

NOTE:

Ensure that the flange on the exhaust pipe is flush against the turbocharger (TC).

Tighten the exhaust pipe where it separates downstream of the three-way catalytic converter (TWC). Tighten to 25 Nm .

Install the rear SIPS member. Tighten to 25 Nm .

Tighten the front SIPS member. Tighten to 25 Nm .

Connect the connector for the rear heated oxygen sensors (HO2S) and clamp the wiring.