Kia Optima: Fuel Delivery System / Fuel Line
Components and components location

1. Filler-Neck Assembly
2. Fuel Tank Complete
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3. Fuel Line
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Repair procedures
1. |
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")
When removing the fuel pump relay, a Diagnostic Trouble Code
(DTC) may occur. Delete the code with the KDS after completion of
"Release Residual Pressure in Fuel Line" work.
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2. |
Disconnect the negative battery terminal.
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3. |
Separate the fuel feed tube quick-connector (A).

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Open the clamp cover before disconnecting the quick-connector.
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Separate the quick-connector after pressing the clip
(A) certainly using the clip removing tool.

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Be careful not to damage the plastic clip.
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Damaged clip can result in fuel line leakage due to bad
connection.
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4. |
Separate the vapor hose (A).

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5. |
Remove the fuel tank.
(Refer to Fuel Delivery System - "Fuel Tank")
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6. |
Disconnect the vapor quick-connector (A) from the canister.

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7. |
Remove the cover (A) after loosening the mounting nuts.

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8. |
Remove the fuel line (A) from the vehicle after removing the fixing clips.


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1. |
Install in the reverse order of removal.
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Components and components location
Component
1. Plate Assembly
2. Clip
3. O-ring
4. Fuel Reservoir Cup
5. Clip
6. Fuel Pressure Regulator
7. Fuel ...
Components and components location
Components
1. Filler-Neck Assembly
2. Canister
3. Fuel Tank Complete
Repair procedures
Removal
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Other information:
Special service tools
Special Service Tools
Tool Name / Number
Illustration
Description
Crankshaft front oil seal installer
09231-2E000
Used for installing crankshaft front oil seal
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Components and components location
Component Location
1. Rear door window glass
Repair procedures
Replacement
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When removing with a flat-tip ...