Installation

1AR-FE INTAKE / EXHAUST: EXHAUST MANIFOLD: INSTALLATION

1. INSTALL NO. 1 MANIFOLD CONVERTER INSULATOR

(a) Install the No. 1 manifold converter insulator with the 4 bolts.





Torque : 12 Nm (122 kgf-cm, 9 ft-lbf)

2. INSTALL NO. 2 EXHAUST MANIFOLD HEAT INSULATOR

(a) Install the No. 2 exhaust manifold heat insulator with the 2 bolts.





Torque : 12 Nm (122 kgf-cm, 9 ft-lbf)

3. INSTALL EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY

(a) Install a new gasket onto the cylinder head.





(b) Temporarily install the exhaust manifold converter sub-assembly with the 5 nuts.





(c) Tighten the 5 nuts in the sequence shown in the illustration.

Torque : 35 Nm (357 kgf-cm, 26 ft-lbf)

4. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR

(a) Install the No. 1 exhaust manifold heat insulator with the 4 bolts.





Torque : 12 Nm (122 kgf-cm, 9 ft-lbf)

5. INSTALL NO. 2 MANIFOLD STAY

(a) Install the No. 2 manifold stay with the bolt and nut.





Torque : 43 Nm (438 kgf-cm, 32 ft-lbf)

6. INSTALL MANIFOLD STAY

(a) Install the manifold stay with the bolt and nut.





Torque : 43 Nm (438 kgf-cm, 32 ft-lbf)

7. INSTALL AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1) Installation

8. INSTALL FRONT EXHAUST PIPE ASSEMBLY

(a) Using a vernier caliper, measure the free length of the compression spring.





Minimum length:

41.5 mm (1.64 in.)

If the length is less than the minimum, replace the compression spring.

(b) Fully insert a new gasket to the exhaust manifold converter sub-assembly.

(c) Using a plastic hammer and wooden block, tap in the new gasket until its surface is flush with the exhaust manifold converter sub-assembly.





Text in Illustration





NOTICE:
* Be sure to install the gasket in the correct direction.
* Do not reuse the gasket.
* Do not damage the gasket.
* Do not push in the gasket by using the exhaust pipe when connecting it.

(d) Install a new gasket to the center exhaust pipe assembly.

(e) Install the front exhaust pipe with the 2 compression springs and 4 bolts.





Torque : 43 Nm (438 kgf-cm, 32 ft-lbf)

(f) Connect the clamp and connector.





9. INSPECT FOR EXHAUST GAS LEAK

10. INSTALL NO. 2 ENGINE UNDER COVER

11. INSTALL NO. 1 ENGINE UNDER COVER