Hyundai Elantra (CN7): Intake And Exhaust System / Intake Manifold

Hyundai Elantra (CN7) 2021-2025 Service Manual / Engine Mechanical System / Intake And Exhaust System / Intake Manifold

Components and components location

Components

1. Electronic throttle body (ETC)
2. Return hose
3. Return pipe

4. Intake manifold
5. Intake manifold gasket

Repair procedures

Removal and Installation

1.	Disconnect the battery negative terminal.

2.	Remove the engine cover. (Refer to Engine and Transaxle Assembly - "Engine Cover")

3.	Remove the engine wire harness connectors and wire harness clamps from cylinder head and the intake manifold.

Disconnect the intercooler outlet hose (A).

1)	When disconnecting the intercooler hose, pull the quick connector clamp (A) in the direction of the arrow as below.

2)	Move the quick connector clamp from B to C position as below and then disconnect by pulling the quick connector hose.

5.	Remove the purge control solenoid valve (PCSV) hose (A).

Remove the water return hose & pipe bracket bolts (A).

Tightening torque :

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

Remove the Intake Manifold (A).

Tightening torque :

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

•	When installing, replace with new gaskets. When installing the intake manifold, tighten sequence shown.

8.	Install in the reverse order of removal.

❮Air Cleaner

Components and components location Components1. Air cleaner cover2. Air cleaner element3. Air cleaner body & air duct5. Air intake hose Repair procedures Removal and InstallationAir Cleaner Assembly.

Exhaust Manifold❯

Components and components location Components1. Oil drain pipe gasket2. Oil drain pipe3. Oil feed pipe4. Torbo charhe water outlet hose & pipe B5.

Other information:

Hyundai Elantra (CN7) 2021-2025 Service Manual: Troubleshooting

TroubleshootingProblem Symptoms TableBefore replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor.Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem.

Hyundai Elantra (CN7) 2021-2025 Service Manual: Blower Resistor (Manual)