Kia Optima Hybrid: Fuel Delivery System / Fuel Pump Repair procedures

Removal
1.
Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line” in this group).
2.
Remove the fuel tank.
(Refer to "Fuel Tank" in this group)
3.
Disconnect the fuel tank pressure sensor & fuel pump connector (A).
4.
Remove the plate cover (B) after removing the installation bolt, and then remove the fuel pump from the fuel tank.

Installation
1.
Install in the reverse order of removal.

Fuel pump plate cover mounting bolt:
2.0 ~ 2.9 N.m (0.2 ~ 0.3 kgf.m, 1.4 ~ 2.2 lb-ft)

   
Be careful of fuel pump direction when installing (Refer to the groove in the fuel tank).
Fuel Line Repair procedures

Removal 1. Remove the fuel tank (Refer to “Fuel Tank”) 2. Disconnect the fuel feed tube (A). 3. Disconnect the vapor hose (A). 4. Disconnect the vapor hose quick-connector (A). 5. Remove the fuel tube ...

Fuel Filter Repair procedures

Replacement 1. Remove the fuel pump (Refer to “Fuel Pump” in this group). 2. Disconnect the electric pump wiring connector (A) and the fuel sender connector (B). 3. Remove the cushion pipe fixing clip ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Intake Actuator Description and Operation


Description 1. The intake actuator is located at the blower unit. 2. It regulates the intake door by signal from control unit. 3. Pressing the intake selection switch will shift between recirculation and fresh air modes. ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Steering Gear box Repair procedures


Replacement 1. Remove the front wheel & tire. Tightening torque : 88.3 ~ 107.9N.m (9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)     Be careful not to damage to the hub bolts when removing the front wheel & tire. 2. Disconnect the stabilizer link (B) from the front strut assembly (A) after loosening ...

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