Kia Optima DL3: Fuel Delivery System / Fuel Filter

Kia Optima DL3 2019-2026 Service and Repair Manual / Engine Control / Fuel System / Fuel Delivery System / Fuel Filter

Components and components location

Component

1. Plate Assembly
2. Clip
3. O-ring
4. Bracket
5. Fuel Reservoir Cup
6. Fuel Pump Filter
7. Fuel Pump & Tube Assembly

8. O-ring
9. Spacer
10. Assist Pump
11. Clip
12. Fuel Pressure Regulator
13. Fuel Filter
14. Wiring

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 pump filter (A) after releasing the fixing hooks.

8.	Remove the wiring from the fuel filter after disconnecting the fuel pump connector (A) and ground (B).

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

10.	Disconnect the fuel pump hose (A) after releasing the clamp.

11.	Remove the assist pump (A) after releasing the fixing hook.

12.	Remove the O-ring (B) and spacer (C) after removing the fuel pump & tube (A).

13.	Remove the bracket (A) from the fuel filter.

Installation

1.	Install in the reverse order of removal.

•	Be careful not to miss the O-ring (A) and spacer (B) when assembling the fuel pump.

•	Install the clip certainly by using the tool.

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

❮Fuel Pump Module

Specifications Specification Items Specification Current (A) Max. 6.0 Supply Voltage (V) 12 Fuel Pressure bar 3.

Fuel Pump & Tube Assembly❯

Components and components location Component 1. Plate Assembly 2. Clip 3. O-ring 4. Fuel Reservoir Cup 5. Fuel Pump Filter 6.

Other information:

Kia Optima DL3 2019-2026 Service and Repair Manual: Rear Glass Defogger Switch

Repair procedures Inspection 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS). The diagnostic system (KDS) provides the following information. (1) Self diagnosis : Checking failure and code number (DTC).

Kia Optima DL3 2019-2026 Service and Repair Manual: Walk-in Switch