Hyundai Elantra: 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 oxygen sensor connectors (A).

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 exhaust manifold heat protector (A).

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

7.
Remove the driveshaft heat protector (A).

Tightening torque:
19.6 ~ 29.4N.m (2.0 ~ 3.0kgf.m, 14.5 ~ 21.7lb-ft)

8.
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)

9.
Remove the exhaust manifold (A) with the gasket.

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

   
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.
   
When installing, replace with a new gasket.
Exhaust Manifold Components and Components Location
Components 1. Heat protector2. Exhaust manifold gasket3. Exhaust manifold4. Exhaust manifold stay ...

Muffler Components and Components Location
Components 1. Front muffler2. Catalytic converter & center muffler assembly3. Main muffler4. Gasket5. Hanger ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Tire Rotation
To equalize tread wear, HYUNDAI recommends that the tires be rotated every 7,500 miles (12,000 km) or sooner if irregular wear develops. During rotation, check the tires for correct balance. When rotating tires, check for uneven wear and damage. Abnormal wear is usually caused by incorrect tir ...

Hyundai Elantra AD (2016-2020) Service Manual: Crankshaft Damper Pulley Components and Components Location
Components 1. Crankshaft damper pulley ...

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