Kia Optima: Evaporative Emission Control System / Canister
Repair procedures
1. |
Disconnect the negative (-) battery cable.
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2. |
Remove the stabilizer bar bushing (A).
Tightening torque :
7.8 - 9.8 N.m (4.5 - 5.5 kgf.m, 5.8 - 7.2 lb-ft)
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3. |
Disconnect the vent hose quick-connector (A), the vapor hose quick-connector
(B) from the canister.

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4. |
Remove the canister after loosening the mounting bolts (A).
Tightening torque :
7.8 - 9.8 N.m (1.9 - 2.4 kgf.m, 5.8 - 7.2 lb-ft)
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1. |
Check for the following items visually.
– |
Cracks or leakage of the canister
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– |
Loose connection, distortion, or damage of the vapor hose/tube
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A : Canister ↔ Atmosphere
B : Canister ↔ Fuel Tank
C : Canister ↔ Intake Manifold
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1. |
Install in the reverse order of removal.
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Description and operation
Description
Evaporative Emission Control System prevents fuel vapor stored in fuel tank from
vaporizing into the atmosphere. When the fuel evaporates in the f ...
Description and operation
Description
A ratchet tightening device on the threaded fuel filler cap reduces the chances
of incorrect installation, which would seal the fuel filler. After ...
Other information:
Repair procedures
Removal
1.
Disconnect the negative battery terminal.
2.
Remove the roof trim assembly.
(Refer to Body - "Roof Trim Assembly")
3.
Disconnect the high mounted stop lamp connector (A).
...
Your vehicle is equipped with an electronic engine immobilizer system to reduce
the risk of unauthorized vehicle use.
Your immobilizer system is comprised of a small transponder in the ignition key
and electronic devices inside the vehicle.
With the immobilizer system, whenever you insert your ...