Left catalytic converter of a car with a 6VD1-W engine (Opel Frontera B)

Removal

Disconnect the cable from the negative battery terminal.

Raise the vehicle and support it on supports.

Remove 2 bolts and 2 nuts and remove the lower protection (1) of the engine compartment.



Remove 6 bolts and gearbox guard (1).



Disconnect the connector and use the special tool KM-6236 to remove the front left oxygen concentration sensor (1) from the exhaust pipe.



Disconnect the connector and use the special tool KM-6236 to remove the rear left oxygen concentration sensor (2) from the exhaust pipe.





Remove 6 nuts, 2 bolts and remove the three-channel exhaust pipe and gaskets.



Remove the 3 nuts, disconnect the catalytic converter from the exhaust manifold and rubber mounts, then remove it from the car along with the gasket.

Installation

Install the catalytic converter with a new gasket, secure it with rubber hangers and attach it to the exhaust manifold with nuts.





Apply non-stick compound to the threads of the oxygen concentration sensors.

Using the special tool KM-6236, return the oxygen concentration sensors and tighten them to a torque of 42 Nm.





Install the three-way exhaust pipe with new gaskets and secure with 2 bolts and 6 nuts.



Install the gearbox guard and secure with 6 bolts, tightening them to a torque of 38 Nm.



Install the lower engine compartment protection.

Connect the cable to the negative terminal of the battery.