Exhaust Pipe: Service and Repair

Exhaust Front Pipe Replacement (L4)

Removal Procedure
Warning: Refer to Hot Exhaust System Warning (Hot Exhaust System Warning).

Warning: Refer to Safety Glasses Warning (Safety Glasses Warning).


1. Disconnect the oxygen sensors after the catalytic converter.




2. Remove the front exhaust nuts (1) from the rear muffler pipe.




3. Remove the nuts (1) and gasket (2) from the lower catalytic converter.




4. Remove the bolts (1) from the front exhaust pipe hanger bracket (2).




5. Carefully lower the front exhaust pipe (3).

Installation Procedure





Caution: Refer to Fastener Caution (Fastener Caution).

1. Install the front exhaust pipe nuts (2) and gasket (1), to the rear muffler pipe and tighten to 28 Nm (21 lb ft).




2. Install the nuts (1) of the front exhaust pipe to the lower catalytic converter and tighten to 28 Nm (21 lb ft).




3. Install the bolts (1) to the front exhaust pipe hanger bracket (2) and tighten to 22 Nm (16 lb ft).
4. Connect the oxygen sensor electrical sensors.
5. Inspect the exhaust system for leaks.