Kia Optima: Fuel Delivery System / Fuel Pressure Regulator

Kia Optima DL3 2019-2023 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 2019-2023 Service and Repair Manual: Engine Electrical System

Service data Service Data Ignition System Ignition Coil Item Specification Primary Coil Resistance (Ω) 0.75 ± 15% [20°C (68°F)] Secondary Coil Resistance (kΩ) 5.9 ± 15% [20°C (68 ...

Kia Optima DL3 2019-2023 Service and Repair Manual: Crankshaft Damper Pulley

Components and components location Components 1. Crankshaft damper pulley Repair procedures Removal and Installation 1. Remove the RH front wheel. 2. Remove the drive belt. (Refer to Drive Belt Syst ...