Removal and Installation

WARNING: This page is about a different variant/trim than selected.

Disconnect the battery negative terminal.
Disconnect the oxygen sensor connectors (A).

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Remove the front heated oxygen sensor (HO2S)
(Refer to Engine Control/Fuel System - "HEATED OXYGEN SENSOR (HO2S) ")
Remove the heat protector (A).
Tightening torque:

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

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Remove the engine room under cover.
(Refer to Engine And Transaxle Assembly - "ENGINE ROOM UNDER COVER ")
Remove the front muffler
(Refer to Intake And Exhaust System - "MUFFLER ")
Loosen the EGR cooler mounting nuts (A).
Tightening torque:

18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb-ft)

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Remove the drive shaft heat protector (A).
Tightening torque:

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

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Remove the exhaust manifold stay (A).
Tightening torque:

39.2 - 49.0 N.m (4.0 - 5.0 kgf.m, 28.9 - 36.2 lb-ft)

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Install the jack to the edge of upper oil pan to support the engine.
NOTE:
- Insert the rubber block between jack and oil pan.
Remove the engine mounting support bracket.
(Refer to Engine And Transaxle Assembly - "ENGINE MOUNTING ")
Remove the exhaust manifold (A).
Tightening torque:

34.3 - 39.2 N.m (3.5 - 4.0 kgf.m, 25.3 - 28.9 lb-ft)

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NOTE:
- When installing, replace with new gasket and nuts.
- Before installing the exhaust manifold, temporarily assemble the stay bracket.
- When installing the exhaust manifold, tighten the nuts with pre-torque first, and then tighten the nuts with specified torque in the sequence shown.
  
  Fig 1: Exhaust Manifold Nuts Tightening Sequence
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Remove the exhaust manifold gasket (A).

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NOTE:
- When installing, replace with new gasket.
Install in the reverse order of removal.