Hyundai Elantra: Intake And Exhaust System / Muffler
Components and components location
1. Front muffler
2. Catalytic converter & Center muffler
3. Rear muffler
| 4. Gasket
5. Hanger
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Repair procedures
Front Muffler
| 1. | Disconnect the battery negative terminal. |
| 2. | Disconnect the oxygen sensor connector (A). 
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| 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) |
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| 4. | Remove the front muffler (A) after disconnecting the hanger. Tightening torque : 39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb-ft) |
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| 5. | Install in the reverse order of removal. | •
| When installing, replace with new gaskets. |
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Catalytic Converter & Center Muffler
| 1. | Remove the catalytic converter & center muffler. | (1) | Disconnect the hanger (A). |
| (2) | Remove the catalytic converter & center muffler (B). Tightening torque : 39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb-ft) |
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| 2. | Install in the reverse order of removal. | •
| When installing, replace with new gaskets. |
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Rear Muffler
| 1. | Remove the rear muffler. | (1) | Disconnect the hanger (A). |
| (2) | Remove the rear muffler (B). Tightening torque : 39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb-ft) |
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| 2. | Install in the reverse order of removal. | •
| When installing, replace with new gaskets. |
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Replacement procedure of center muffler using clamp
Under warranty : Replace the center muffler assembly.
Out of warranty : It is available to replace the center muffler as the procedure below.
| 1. | Check that the clamping part of the center muffler assembly is damaged or deformed. If the muffler is too corroded to clamp, replace the center muffler assembly. 
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| 2. | Remove the catalytic converter & center muffler. | (1) | Disconnect the hanger (A). |
| (2) | Remove the catalytic converter & center muffler (B). Tightening torque : 39.2 - 58.8 N.m (4.0 - 6.0 kgf.m, 28.9 - 43.4 lb-ft) |
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| 3. | Cut the center muffler as the instruction below. | –
| Cut the front dent of the muffler. 
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[A/S muffler] | –
| Cut the rear dent of the A/S muffler. 
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| •
| To prevent a leak, remove the rust on the clamping part or the burr on the cutting part. |
| •
| Cut the pipe vertically. |
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| •
| Pipe cutter available to cut the pipe vertically. |
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| 4. | Install the center muffler. | (1) | Install the catalytic converter (A) and the center muffler (B) for A/S by tightening the nuts lightly, not completely. 
| •
| When installing the muffler, replace the gasket with new one. |
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| (2) | Put the clamp (A) between the cutting part of each pipe and tighten the clamp lightly, not completely. 
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| (3) | Tighten the catalytic converter and the center muffler with specified torque. Tightening torque : 39.2 ~ 58.8 N.m (4.0 ~ 6.0 kgf.m, 28.9 ~ 43.4 lb-ft) |
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| (4) | Compare the gap between the tail pipe(or tail trim) and the rear bumper with the record measured before removing the center muffler assembly. | •
| If the tail pipe is installed differently compared to the initial position, the bumper might be damaged by the pipe heat or interfere between the tail pipe and the rear bumper. |
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| (5) | Do not tighten the clamp at a time. Tighten the clamp nuts to the specified torque, by turns. Tightening torque : 17.6 ~ 23.5 N.m (1.8 ~ 2.4 kgf.m, 13.0 ~ 17.4 lb-ft) |
| •
| Do not reuse the clamp that was tightened completely. It may cause leak to reuse the clamp that was tightened completely. |
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Repair procedures
Removal and Installation1.Disconnect the battery negative terminal.2.Remove the engine room under cover.(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")3...
Other information:
Setting
[A] : Type A, [B] : Type B
To turn on the function
Press the Driving Assist button to turn
on the system. The speed will be set
to the current speed on the cluster.
If there is no vehicle in front of you,
the set speed will be maintained, but
if there is a vehicle in front of you,
the speed may decrease to maintain
the distance to the vehicle ahead. If
the vehicle ahead a..
Variant Coding
When you need variant coding:–
Replace Front View Camera with a new one※ EOL Variant Coding and calibration required for new replacementFront View Camera Variant CodingFront view camera variant coding makes it possible to operate functions for each vehicle type. If the variant coding differs from the vehicle specification, the "variant co..
Intercooler
