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")
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4. |
Remove the front muffler.
(Refer to Engine Mechanical System - "Muffler")
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5. |
Disconnect the front oxygen sensor connector (A).
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6. |
Disconnect the electric waste gate actuator (EWGA) extension connector
(A).
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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)
|
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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")
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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:
Low aspect ratio tires, whose aspect
ratio is lower than 50, are provided
for sporty looks.
Because the low aspect ratio tires
are optimized for handling and braking,
they may be more uncomfortable
to ride in and more noisy when compared
with normal tires.
CAUTION
Because the sidewall ...
1. Turn the ignition switch and all
other switches off.
2. Remove the fuse panel cover by
pressing the tab and pulling the
cover up.
3. Check the removed fuse; replace it
if it is blown. To remove or insert
the fuse, use the fuse puller in the
engine compartment fuse panel.
4. Push ...