Exhaust Pipe: Service and Repair

REPLACEMENT

1. Bank 1 Sensor 2 and bank 2 sensor 2
REMOVE HEATED OXYGEN SENSOR
a. Disconnect the 2 sensor connectors.
b. Remove the 2 sensors.
2. REMOVE FRONT EXHAUST PIPE NO.1 SUPPORT BRACKET
a. Remove the 2 nuts and front support bracket.
3. REMOVE FLOOR PANEL BRACE REAR
a. Remove the 2 bolts and remove the floor panel brace rear.
4. REMOVE REAR EXHAUST PIPE NO.1 SUPPORT BRACKET
a. Remove the 2 nuts and rear support bracket.
5. REMOVE EXHAUST PIPE ASSY FRONT
a.Remove the 2 nuts holding the manifold converter No. 2 to the pipe front.
b.Remove the 2 bolts holding the manifold converter RH to the pipe front.
c.Remove the 2 bolts and 2 nuts holding the center to the pipe front. Then remove the pipe front.
6. REMOVE EXHAUST PIPE ASSY CENTER
a Remove the 2 nuts from the pipe tail.
b Remove the pipe center from the 2 pipe supports.
c Remove the gasket between the pipe center and pipe tail.
7. REMOVE EXHAUST PIPE ASSY TAIL
a. Remove the pipe tail from the 3 pipe supports.
8. REMOVE TAIL PIPE BAFFLE
a. Using a plastic hammer, tap the baffle uniformly to remove it.
9. INSTALL TAIL PIPE BAFFLE
a. Align the keyway of the baffle with the key location on the pipe.
b. Using a plastic hammer, tap the baffle to install it.
10. INSTALL EXHAUST PIPE ASSY TAIL
a. Install the pipe tail to the 3 pipe supports.
11. INSTALL EXHAUST PIPE ASSY CENTER
a. Install a new gasket and the center pipe to the tail pipe.
Torque: 56 Nm (571 kgf-cm, 41 ft. lbs.)
12. INSTALL EXHAUST PIPE ASSY FRONT
a. Install a new gasket and the front pipe to the exhaust manifold RH.
Torque: 62 Nm (633 kgf-cm, 46 ft. lbs.)
b. Install a new gasket and the front pipe to the exhaust manifold converter No. 2.
Torque: 62 Nm (633 kgf-cm, 46 ft. lbs.)
c. Install a new gasket and the front pipe to the center pipe.
Torque: 56 Nm (571 kgf-cm, 41 ft. lbs.)





13. INSTALL REAR EXHAUST PIPE NO.1 SUPPORT BRACKET
Torque: 33 Nm (337 kgf-cm, 24 ft. lbs.)

HINT: Be careful not to install the bracket in the wrong direction.

14. INSTALL FLOOR PANEL BRACE REAR
Torque: 20 Nm (1199 kgf-cm, 14 ft. lbs.)
15. INSTALL FRONT EXHAUST PIPE NO.1 SUPPORT BRACKET
Torque: 33 Nm (337 kgf-cm, 24 ft. lbs.)
16. INSTALL HEATED OXYGEN SENSORS
Torque: 44 Nm (449 kgf-cm, 32 ft. lbs.)
17. CHECK EXHAUST GAS LEAK
If the exhaust pipe is loose, tighten it.
If damaged, replace it.