Kia Sportage: Intake And Exhaust System / Muffler Repair procedures
Front Muffler
| 1. |
Remove the engine room under cover.
(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")
|
| 2. |
Detach the rubber hanger (A) from the front muffler.
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| 3. |
Remove the front muffler (B).
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Tightening torque :
39.2 - 58.8 N·m (4.0 - 6.0 kgf·m, 28.9 - 43.4 lb·ft)
|

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When installing, replace with new gaskets.
|
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| 4. |
Install in the reverse order of removal.
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Center Muffler
| 1. |
Detach the rubber hanger (A) from the center muffler.
|
| 2. |
Remove the catalytic converter and the center muffler (B).
|
Tightening torque :
39.2 - 58.8 N·m (4.0 - 6.0 kgf·m, 28.9 - 43.4 lb·ft)
|

|
When installing, replace with new gaskets.
|
|
| 3. |
Install in the reverse order of removal.
|
Rear Muffler
| 1. |
Detach the rubber hangers (A) from the main muffler.
|
| 2. |
Remove the main muffler (B).
|
Tightening torque :
39.2 - 58.8 N·m (4.0 - 6.0 kgf·m, 28.9 - 43.4 lb·ft)
|
[Single tail type]

[Dual tail type]

|
When installing, replace with new gaskets.
|
|
| 3. |
Install in the reverse order of removal.
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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.

|
| 2. |
Record the gap (A,B) between the tail pipe (or tail trim) and the rear
bumper.
[Pipe type]

[Trim type]

|
| 3. |
Detach the rubber hanger (A) from the center muffler.
|
| 4. |
Remove the catalytic converter & center muffler (B).

|
| 5. |
Cut the center muffler as the instruction below.
- Cut the front groove of the muffler.

[Replacement muffler]
-Cut the rear groove of the replacement muffler.

| •
|
To prevent a leak, remove the rust on the clamping part
or the burr on the cutting part.
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| •
|
Cut the pipe vertically.
|
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| •
|
Pipe cutter available to cut the pipe vertically .

|
| •
|
Use a hacksaw as the procedure below, if a pipe cutter
is unavailable.
|
| 1) |
Mark the cutting position to cut the pipe vertically.

|
| 2) |
Cut the pipe along the marking line by using hacksaw.

|
|
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| 6. |
Install the center muffler.
| (1) |
Install the rubber hanger (A).
|
| (2) |
Install the catalytic converter (B) and the center muffler (C)
for replacement by tightening the nuts lightly, not completely.

|
When installing the muffler, replace the gasket with
new one.
|
|
| (3) |
Put the clamp (A) between the cutting part of each pipe and
tighten the clamp lightly, not completely.

|
| (4) |
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)
|
|
| (5) |
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.
|
|
| (6) |
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, 13.0~17.4lb·ft)
|

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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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Components
1. Front
muffler
2. Catalytic converter & Center muffler assembly
3. Rear muffler [Single tail type]
4. Rear
muffler [Dual tail type ...
Other information:
Removal
1.
Remove the automatic transaxle.
(Refer to Automatic Transaxle System - "Automatic Transaxle")
2.
Remove the drive plate.
(Refer to Cylinder Block - "Drive Plate")
3.
...
Inspection
1.
Switch "OFF" ignition.
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Disconnect the solenoid valve connector (A).
...