Kia Sportage: Intake And Exhaust System / Exhaust Manifold Repair procedures

Kia Sportage QL (2015-2021) Service Manual / Engine Mechanical System / Intake And Exhaust System / Exhaust Manifold Repair procedures

Removal and Installation
1.
Remove the engine cover.
(Refer to Engine and Transaxle Assembly - "Engine Cover")
2.
Disconnect the battery negative terminal.
3.
Disconnect the front oxygen sensor connector (A) and the rear oxygen sensor connector (B).

4.
Remove the engine room under cover.
(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")
5.
Remove the front muffler.
(Refer to Intake and Exhaust System - "Muffler")
6.
Remove the heated oxygen sensor.
(Refer to Engine Control / Fuel System - " Heated Oxygen Sensor ( HO2S)")
7.
Remove the exhaust manifold heat protector (A).
Tightening torque :
7.8 - 11.8 N·m (0.8 - 1.2 kgf·m, 5.8 - 8.7 lb·ft)

8.
Remove the exhaust manifold stay (A).
Tightening torque
M8 :
18.6 - 27.5 N·m (1.9 - 2.8 kgf·m, 13.7 - 20.3 lb·ft)
M10 :
51.9 - 57.8 N·m (5.3 - 5.9 kgf·m, 38.3 - 42.6 lb·ft)

9.
Remove the exhaust manifold (A) with the gasket.
Tightening torque
49.0 - 53.9 N·m (5.0 - 5.5 kgf·m, 36.2 - 39.8 lb·ft)

  
When installing, replace with a new gasket.
When installing the intake manifold, tighten the nuts with pre-torque first, and then tighten the nuts with specified torque in the sequence shown.

10.
Install in the reverse order of removal.
Exhaust Manifold Components and components location
Components 1. Heat protector 2. Exhaust manifold 3. Exhaust manifold gasket 4. Exhaust manifold stay ...

Muffler Components and components location
Components 1. Front muffler 2. Catalytic converter & Center muffler assembly 3. Rear muffler [Single tail type] 4. Rear muffler [Dual tail type ...

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