Exhaust Pipe: Service and Repair
Removal & Installation and Disassembly & Reassembly1. REMOVE HEATED OXYGEN SENSOR (BANK 1 OXYGEN SENSOR NO.2)
a. Disconnect a heated oxygen sensor connector.
b. Remove the heated oxygen sensor.
2. REMOVE HEATED OXYGEN SENSOR (BANK 2 OXYGEN SENSOR NO.2)
a. Disconnect a heated oxygen sensor connector.
b. Remove the heated oxygen sensor.
3. REMOVE EXHAUST PIPE ASSEMBLY TAIL
a. Remove the 2 bolts, exhaust pipe support and tail pipe.
4. REMOVE EXHAUST PIPE ASSEMBLY CENTER
a. Remove the 2 bolts and 2 compression springs.
b. Remove the 4 exhaust pipe supports and exhaust pipe center.
5. REMOVE EXHAUST FRONT PIPE ASSEMBLY NO.2
a. Remove the 2 bolts, 2 nuts and exhaust pipe assembly front No. 2.
6. REMOVE EXHAUST PIPE ASSEMBLY FRONT
a. Remove the 2 nuts and exhaust pipe assembly front.
7. INSTALL EXHAUST PIPE ASSEMBLY FRONT
a. Install a new gasket and front pipe to exhaust manifold.
b. Install the exhaust pipe front with new 2 nuts.
Torque: 62 Nm (630 kgf-cm, 46 ft. lbs.)
8. INSTALL EXHAUST FRONT PIPE ASSEMBLY NO.2
a. Install the 2 new gaskets and the front pipe to exhaust manifold.
b. Install the exhaust pipe front with 2 bolts and new 2 nuts.
Torque:
Nut 62 Nm (630 kgf-cm, 46 ft. lbs.)
Bolt 48 Nm (490 kgf-cm, 35 ft. lbs.)
9. INSTALL EXHAUST PIPE ASSEMBLY CENTER
a. Using vernier calipers, measure the free length to the compression spring.
Minimum length: 40.5 mm (1.5945 inch)
If the free length is less than minimum, replace the compression spring.
b. Install a new gasket on the exhaust pipe assembly front.
c. Install the exhaust pipe assembly center with 2 bolts and 2 springs.
Torque: 43 Nm (440 kgf-cm, 32 ft. lbs.)
10. INSTALL EXHAUST PIPE ASSEMBLY TAIL
a. Install a new gasket on the exhaust pipe center.
b. Install the tail pipe with 2 bolts.
Torque: 48 Nm (490 kgf-cm, 35 ft. lbs.)
11. INSTALL HEATED OXYGEN SENSOR (BANK 1 OXYGEN SENSOR NO.2)
a. Install heated oxygen sensor to exhaust pipe front.
Torque: 44 Nm (450 kgf-cm, 33 ft. lbs.)
b. Connect the heated oxygen sensor connector.
HINT: After installing heated oxygen sensor, check that sensor wire is not twisted. If it is twisted, remove the heated oxygen sensor and reinstall it.
12. INSTALL HEATED OXYGEN SENSOR (BANK 2 OXYGEN SENSOR NO.2)
a. Install heated oxygen sensor to exhaust pipe front.
Torque: 44 Nm (450 kgf-cm, 33 ft. lbs.)
b. Connect the heated oxygen sensor connector.
HINT: After installing heated oxygen sensor, check that sensor wire is not twisted. If it is twisted, remove the heated oxygen sensor and reinstall it.
13. CHECK FOR EXHAUST GAS LEAKS