Kia Forte: Exhaust Emission Control System / Catalytic Converter
Description and operation
The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes
carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen
(NOx).
[WCC]

[UCC]

Repair procedures
1. |
Turn ignition switch OFF and disconnect the battery negative (-) terminal.
|
2. |
Remove the engine cover.
(Refer to Engine Mechanical System - "Engine Cover")
|
3. |
Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "Air Cleaner")
|
4. |
Remove the front muffler.
(Refer to Engine Mechanical System - "Muffler")
|
5. |
Disconnect the front oxygen sensor connector (A).

|
6. |
Disconnect the electric waste gate actuator (EWGA) extension connector
(A).
|
7. |
Remove the intake pipe stay (B).
Tightening torque
M8 Bolts :
18.6 - 23.5 N·m (1.9 - 2.4kgf·m, 13.7 - 17.4 lb·ft)
M10 Bolt :
29.4 - 34.3 N·m (3.0 - 3.5kgf·m, 21.6 - 25.3 lb·ft)
|
|
8. |
Remove the intake pipe(C) and gasket.
Tightening torque
Bolts :
29.4 - 39.2 N·m (3.0 - 4.0 kgf·m, 21.6 - 28.9 lb·ft)
Nut :
35.3 - 41.1 N·m (3.6 - 4.2 kgf·m, 26.0 - 30.3 lb·ft)
|

|
9. |
Remove the turbo charger water pipe & hose (A).
Tightening torque
Flange Bolt :
9.8 - 11.8N·m (1.0 - 1.2 kgf·m, 7.2 - 8.7 lb·ft)
Eye Bolt :
26.4 - 32.3 N·m (2.7 - 3.3 kgf·m, 19.5 - 32.3 lb·ft)
|
|
10. |
Remove the turbo manifold module heat protector (B).
Tightening torque :
9.8 - 11.8 N·m (1.0 - 1.2 kgf·m, 7.2 - 8.7 lb·ft)
|

|
11. |
Remove the catalytic converter (A).
Tightening torque :
35.3 - 41.1 N·m (3.6 - 4.2 kgf·m, 20.0 - 30.3 lb·ft)
|

|
1. |
Remove the catalytic converter & center muffler.
(Refer to Engine Mechanical System - "Muffler")
|
1. |
Install in the reverse order of removal.
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Description and operation
Description
Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications
and the addition of special control components.
Modifica ...
Description and operation
Description
Continuous Variable Valve Timing (CVVT) system advances or retards the valve
timing of the intake and exhaust valve in accordance with the ECM con ...
Other information:
The LATCH system holds a child
restraint during driving and in an
accident. This system is designed to
make installation of the child restraint
easier and reduce the possibility of
improperly installing your child
restraint. The LATCH system uses
anchors in the vehicle and attachments ...
Hazardous driving conditions
When hazardous driving conditions
are encountered such as water,
snow, ice, mud, sand, or similar hazards,
follow these suggestions:
Drive cautiously and allow extra
distance for braking.
Avoid sudden braking or steering.
When braking with non-ABS
br ...