Hyundai Ioniq (AE): Intake and Exhaust System / Muffler. Repair procedures

Removal and Installation
Front Muffler
1.
Disconnect the battery negative terminal.
2.
Disconnect the oxygen sensor connector (A).

3.
Remove the heat protector (A).
Tightening torque :
9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

4.
Remove the front muffler (A).
Tightening torque :
39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb-ft)

5.
Install in the reverse order of removal.
   
•
When installing, replace with new gaskets.
GPF
1.
Disconnect the battery negative terminal.
2.
Remove the exhaust gas temperature sensor (EGTS) #1,#2.
(Refer to Engine Control / Fuel System - "Exhaust Gas Temperature Sensor (EGTS)")
3.
Remove the GPF (A).
Tightening torque :
39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb-ft)

4.
Install in the reverse order of removal.
   
•
When installing, replace with new gaskets.
Center Muffler
1.
Remove the center muffler (A).
Tightening torque :
39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb-ft)

2.
Install in the reverse order of removal.
   
•
When installing, replace with new gaskets.
Rear Muffler
1.
Remove the rear muffler (A).
Tightening torque :
39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb-ft)

2.
Install in the reverse order of removal.
   
•
When installing, replace with new gaskets.

    Components1. Front muffler2. GPF3. Center muffler4. Rear muffler5. Gasket6. Hanger

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Blower Unit. Repair procedures

    Replacement    When prying with a flat-tip screwdriver or use a prying trim tool, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage.1.Disconnect the negative (-) battery terminal.2.Recover the refrigerant with a recovery / recycling / charging station.

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: High voltage shut-off procedures

    High Voltage Shut-off Procedures    â€¢ Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.

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