Hyundai Sonata LF: Fuel Delivery System / Fuel Filter Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Engine Control / Fuel System / Fuel Delivery System / Fuel Filter Repair procedures

Replacement

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

2.	Remove the fixing clip (A), and then disconnect the fuel tube (B).

3.	Remove the fuel pressure regulator fixing clip (A).

4.	Remove the fuel pressure regulator (B) from the fuel filter.

5.	Release the fixing hook (A), and then remove the fuel filter (B).

Fuel Pump Repair procedures

Inspection [Fuel sender] 1. Turn the ignition switch OFF, and then remove battery (-) cable. 2. Remove the fuel pump assembly. 3. Using an ohmmeter, measure the resistance between terminals 1 and 6 of sender connector (A) at each float level...

Fuel Pump Motor Repair procedures

Removal 1. Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump") 2. Disconnect the electric pump wiring connector (A), and the fuel sender connector (B)...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Heated Oxygen Sensor (HO2S) Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 2 and 5 [B1/S1]. 4. Measure resistance between the HO2S terminals 3 and 4 [B1/S2]. 5. Check that the resistance is within the specification...

Hyundai Sonata LF 2014-2019 Service Manual: Engine Coolant Temperature Sensor (ECTS) Repair procedures