Kia Optima: Fuel Delivery System / Fuel Pressure Regulator

Kia Optima DL3 2019-2025 Service and Repair Manual / Engine Control / Fuel System / Fuel Delivery System / Fuel Pressure Regulator

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 Filter

Repair procedures

Removal

1.	Remove the fuel pump module. (Refer to Fuel Delivery System - "Fuel Pump Module")

2.	Disconnect the fuel pump motor connector (A) and fuel sender connector (B).

3.	Remove the fuel feed tube quick-connector (B) after remove the clip (A).

4.	Remove the stopper (A) from the plate pipe.

5.	Remove the head assembly (A) and O-ring (B).

6.	Remove the reservoir cup (A) after releasing the fixing hooks.

7.	Remove the fuel pressure regulator (B) after removing the fixing clip (A).

Installation

Install in the reverse order of removal.

Be careful not to miss the O-ring (A) when assembling the plate.

Fuel Sender

Components and components location Component 1. Fuel Sender Assembly 2. Fuel Pump Module Repair procedures Removal 1. Remove ...

Fuel Line

Components and components location Component 1. Filler-Neck Assembly 2. Fuel Tank Complete 3. Fuel Line Repair procedures Removal ...

Other information:

Kia Optima DL3 2019-2025 Owner's Manual: Driver’s side fuse panel

Inside the fuse/relay panel covers, you can find the fuse/relay label describing fuse/relay name and capacity. ✽ NOTICE Not all fuse panel descriptions in this manual may be applicable to your vehicle. It is accurate at the time of printing. When you inspect the fuse panel in your vehicl ...

Kia Optima DL3 2019-2025 Owner's Manual: Air cleaner

Filter replacement The air filter must be replaced when necessary, and should not be washed. While inspecting the air clear element, the air filter can be cleaned using compressed air. 1. Pull out the air cleaner cover. 2. Unlock by turning the locking lever downward. 3. Pull the air ...