Hyundai Sonata: Intake And Exhaust System / Intake Manifold Repair procedures

Removal and Installation
1.
Remove the engine cover.
2.
Disconnect the battery negative terminal.
3.
Disconnect the engine wiring connector and haness clamp and disconnect the wiring from intake manifold.

4.
Disconnect the PCV (Positive crankcase ventilation) hose (A) and the PCSV (Purge control solenoid valve) (B).

5.
Remove the intercooler outlet hose (A).

Tightening torque:
4.9 ~ 6.8 N.m (0.5 ~ 0.7 kgf.m, 3.6 ~ 5.0 lb-ft)

6.
Remove the installation bolts, and then remove the ETC module (A) from the engine.

Electronic throttle body Installation bolt:
7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.7 ~ 7.2 lb-ft)

7.
Disconnect the vacuum hose (A).

8.
Remove the intake manifold (A) with the gasket.

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

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

9.
Install in the reverse order of removal.
Intake Manifold Components and Components Location
Components 1. Intake manifold assembly2. Intake manifold gasket3. Electronic throttle body gasket4. Electronic throttle body ...

Exhaust Manifold Components and Components Location
Components 1. Turbo manifold gasket2. Turbo manifold module3. Turbo charger coupler4. Turbo charger coupler & gasket5. Oil feed pipe & hose assembly6. Oil drain pipe assembly7. Turbo mani ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Heated Oxygen Sensor (HO2S) Description and Operation
Description Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Manifold Catalytic Converter. The sensor output voltage varies in accordance with the air/fuel ratio. The sensor must be hot in order to operate normally. To keep ...

Hyundai Sonata LF 2014-2019 Service Manual: Cylinder Head Cover Repair procedures
Removal 1. Remove the engine cover. 2. Disconnect the battery negative terminal. 3. Remove the air clean hose. (Refer to Intake and Exhaust System - "Ari Cleaner") 4. Disconnect the engine wiring connector and haness clamp and then remove the cylinder head protector and wiring from ...

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