Catalytic Converter: Service and Repair

Removing And Installing, Sealing Or Replacing Both Exhaust Manifolds With Catalytic Converter

Remove intermediate muffler, refer to Muffler, Service and Repair. Remove reinforcement plate, refer to Steering and Suspension.

Caution!
The section "Removing and installing reinforcement plate" contains important installation instructions.
Protect stabilizer against paint damage.

Remove retaining bracket and rubber mount from stabilizer.
Detach left and right stabilizer from stabilizer.

Installation:
Replace nuts.
Tightening torque, refer to Specifications, Mechanical.

Note: The oxygen sensors are in danger of being damaged when the exhaust manifolds are removed and installed.

Remove oxygen control sensors.





Remove cover for fuel injectors.

Note: Do not mix up oxygen monitor sensors for cylinders 1 to 3 and 4 to 6 at plug connection to wiring harness.

Mark plug connections.
Unclip the cable from the retainer.
Disconnect plug connection.
Unclip cable on rear side of engine from cable guide.
Remove oxygen monitor sensors.

Note: Rear exhaust manifold with catalytic converter can only be removed after front exhaust manifold with catalytic converter has first been removed.

Remove front exhaust manifold with catalytic converter.
Remove rear exhaust manifold with catalytic converter.

Installation:
Clean sealing faces, replace gaskets.
Coat thread with copper paste -CRC-.
Replace nuts.
Tightening torque, refer to Specifications, Mechanical.