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

Hyundai Elantra (CN7) 2021-2026 Service Manual / Engine Mechanical System / Intake And Exhaust System / Intercooler

Repair procedures

Removal and Installation
1.
Disconnect the battery negative terminal.
2.
Remove the engine room under cover.
(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")
3.
Disconnect the intercooler inlet hose (A).
Tightening torque :
Clamp bolt : 4.9 - 6.9 N.m (0.5 - 0.7 kgf.m, 3.6 - 5.1 lb-ft)

   
•
Insert the hose until it reaches the end of stopper.
4.
Disconnect the intercooler outlet hose (A).

5.
Remove the front bumper cover.
(Refer to Body - "Front Bumper Cover")
6.
Remove the intercooler air guard (A).

7.
Remove the intercooler (A).
Tightening torque :
9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

8.
Install in the reverse order of removal.
Intercooler inlet pipe
1.
Disconnect the battery negative terminal.
2.
Remove the air duct and air cleaner assembly.
(Refer to Intake and Exhaust System - "Air Cleaner")
3.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
4.
Remove the intercooler inlet hose and pipe.
(1)
Disconnect the RCV vaccum hose (A).

(2)
Disconnect the RCV valve connector (A).

(3)
Remove the intercooler inlet hose and pipe (A).
Tightening torque :
Clamp bolt: 4.9 - 6.9 N.m (0.5 - 0.7 kgf.m, 3.6 - 5.1 lb-ft)

   
•
Insert the hose until it reaches the end of stopper.
•
When installing the intercooler inlet hose, Match the alignment marks.
5.
Remove the intercooler hose & pipe (A).
Tightening torque :
Mounting bolt : 18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb-ft)
Clamp bolt : 4.9 - 6.9 N.m (0.5 - 0.7 kgf.m, 3.6 - 5.1 lb-ft)

   
•
Insert the hose until it reaches the end of stopper.
•
When installing the intercooler inlet hose, Match the alignment marks.
6.
Install in the reverse order of removal.
Intercooler outlet pipe
1.
Disconnect the battery negative terminal.
2.
Remove the engine room under cover.
(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")
3.
Remove the intercooler outlet hose and pipe.
(1)
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.

(2)
Loosen the intercooler outlet pipe bolt, and then remove the intercooler outlet hose and pipe (A).
Tightening torque :
Bracket bolt : 6.86 - 10.78 N.m (0.7 - 1.1 kgf.m, 5.06 - 7.96 lb-ft)
Clamp bolt : 4.90 - 6.86 N.m (0.5 - 0.7 kgf.m, 3.62 - 5.06 lb-ft)

4.
Install in the reverse order of removal.

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