Exhaust System: Service and Repair

EXHAUST SYSTEM REMOVAL/INSTALLATION [L3 WITH TC]

Warning: A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool before removing the exhaust system.

1. Remove the battery cover.
2. Disconnect the negative battery cable.
3. Remove the charge air cooler.
4. Remove in the order indicated in the table.
5. Install in the reverse order of removal.








TWC Removal Note





1. Disconnect the hanger rubber except for the one installed to the rear end of the vehicle from the silencer, and suspend the silencer using rope.
2. Remove the TWC.

HO2S Removal Note





1. Remove the HO2S using the SST before removing the exhaust manifold.

Silencer Removal Note
1. Remove the rear shock absorber lower bolts.
2. Loosen the rear crossmember component installation bolts (6 locations) and lower the rear crossmember component approx. 70 mm (2.8 in).
3. Remove the main silencer.

Exhaust Manifold Insulator (Upper) Removal Note
1. Remove the charge air cooler bracket.
2. Remove the exhaust manifold insulator (upper)

WU-TWC Installation Note





1. Temporarily tighten No.1 shown in the figure.
2. Temporarily tighten No.2 shown in the figure.
3. Temporarily tighten No.3 shown in the figure.
4. Completely tighten No.1 shown in the figure.

Tightening torque 38 - 51 Nm (3.9 - 5.2 kgf-m, 29 - 37 ft-lbf)

5. Completely tighten No.2 shown in the figure.

Tightening torque 38 - 51 Nm (3.9 - 5.2 kgf-m, 29 - 37 ft-lbf)

6. Completely tighten No.3 shown in the figure.

Tightening torque 38 - 51 Nm (3.9 - 5.2 kgf-m, 29 - 37 ft-lbf)

Exhaust Manifold Installation Note





1. Tighten the exhaust manifold installation nuts in the order shown.

Tightening torque 43 - 64 Nm (4.4 - 6.5 kgf-m, 32 - 47 ft-lbf)