Installation

2AR-FXE INTAKE / EXHAUST: EXHAUST MANIFOLD: INSTALLATION

1. INSTALL NO. 2 EXHAUST MANIFOLD HEAT INSULATOR

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

Torque : 14 Nm (138 kgf-cm, 10 ft-lbf)

2. INSTALL EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY

(a) Set a new gasket to the cylinder head sub-assembly.

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

(c) Temporarily install the No. 2 manifold stay and manifold stay with the 2 bolts and 2 nuts.

(d) Tighten the 5 nuts in the order shown in the illustration.





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

3. INSTALL MANIFOLD STAY

(a) Tighten the bolt and nut in the order shown in the illustration.





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

4. INSTALL NO. 2 MANIFOLD STAY

(a) Tighten the bolt and nut in the order shown in the illustration.





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

5. INSTALL NO. 2 EGR PIPE

(a) Install 2 new gaskets to the No. 2 EGR pipe.

(b) Install the No. 2 EGR pipe with the 2 bolts and 2 nuts.

Torque : 36 Nm (367 kgf-cm, 26 ft-lbf)

6. INSTALL NO. 1 MANIFOLD CONVERTER INSULATOR

(a) Install the No. 1 manifold converter insulator with the 3 bolts.

Torque : 14 Nm (138 kgf-cm, 10 ft-lbf)

7. INSTALL AIR FUEL RATIO SENSOR Installation

8. 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)

9. INSTALL FRONT EXHAUST PIPE ASSEMBLY

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









HINT
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 front exhaust pipe assembly.

(e) Connect the front exhaust pipe assembly to the exhaust pipe support.

(f) Install the front exhaust pipe assembly with the 2 compression springs, 2 bolts and 2 nuts.

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

HINT
After the installation, check that the gaps between the flanges of the exhaust manifold converter sub-assembly and front exhaust pipe assembly are consistent front-to-rear and left-to-right.





Text in Illustration





(g) Connect the heated oxygen sensor connector.

10. INSTALL ENGINE UNDER COVER LH

11. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH

12. INSTALL ENGINE UNDER COVER RH

13. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH

14. INSPECT FOR EXHAUST GAS LEAK