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Hyundai Azera: Exhaust Manifold Repair procedures - Intake And Exhaust System - Engine Mechanical System - Hyundai Azera 2011-2025 Service ManualHyundai Azera: Exhaust Manifold Repair procedures

Fifth generation HG (2011–2025) / Hyundai Azera 2011-2025 Service Manual / Engine Mechanical System / Intake And Exhaust System / Exhaust Manifold Repair procedures

Removal and Installation
[LH]
1.
Disconnect the LH front and rear heated oxygen sensor (HO2S) connector.
2.
Remove the front muffler.
(Refer to Intake And Exhaust System - "Front Muffler")
3.
Remove the cooling fan assembly.
(Refer to Cooling System - "Cooling Fan")
4.
Remove oil level gauge assembly.
(Refer to Lubrication System - "Oil Level Gauge & Pipe")
5.
Remove the LH exhaust manifold heat protector (A).
Tightening torque :
9.8 ~ 11.8N.m (1.0 ~ 1.2kgf.m, 7.2 ~ 8.7lb-ft)

6.
Remove the LH exhaust manifolds stay (A),and then remove the LH exhaust manifold (B) and gasket.
Tightening torque
Stay bolt :
24.5 ~ 35.3N.m (2.5 ~ 3.6kgf.m, 18.1 ~ 26.0lb-ft)
Manifold nuts :
49.0 ~ 53.9N.m (5.0 ~ 5.5kgf.m, 36.2 ~ 39.8lb-ft)

7.
Install in the reverse order of removal.
   
When installing the exhaust manifold, tighten the nuts with pre-torque first and then tighten the nuts with specified torque in the sequence shown.

[RH]
1.
Disconnect the RH front and rear heated oxygen sensor (HO2S) connector.
2.
Remove the surge tank.
(Refer to Intake And Exhaust System - "Surge Tank")
3.
Remove the front muffler.
(Refer to Intake And Exhaust System - "Front Muffler")
4.
Remove the RH exhaust manifold heat protector (A).
Tightening torque :
9.8 ~ 11.8N.m (1.0 ~ 1.2kgf.m, 7.2 ~ 8.7lb-ft)

5.
Remove the RH exhaust manifolds stay (A),and then remove the RH exhaust manifold (B) and gasket.
Tightening torque
Stay bolt :
24.5 ~ 35.3N.m (2.5 ~ 3.6kgf.m, 18.1 ~ 26.0lb-ft)
Manifold nuts :
49.0 ~ 53.9N.m (5.0 ~ 5.5kgf.m, 36.2 ~ 39.8lb-ft)

6.
Install in the reverse order of removal.
   
When installing the exhaust manifold, tighten the nuts with pre-torque first and then tighten the nuts with specified torque in the sequence shown.

Exhaust Manifold Components and Components Location
Components 1. LH Exhaust manifold gasket2. LH Exhaust manifold3. LH Heat protector4. LH Exhaust manifold stay5. RH Exhaust manifold gasket6. RH Exhaust manifold7. RH Heat protector8. RH Exhaust m ...

Front Muffler Components and Components Location
Components 1. Front muffler ...

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