Kia Niro: Fuel Delivery System / Fuel Pressure Regulator Repair procedures

Removal
1.

Remove the fuel pump.

(Refer to Fuel Delivery System - "Fuel Pump")

2.

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

3.

Lift the fixing hook (A) by using a common driver, and then remove the fuel sender (B).

4.

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

5.

Remove the head assembly (B) after releasing the cushion fixing clip (A).

6.

Remove the reservoir-cup (B) after releasing the fixing hook (A).

7.

Disconnect the ground line (A).

8.

Disconnect the fuel pump motor connector (B).

9.

Remove the fuel pressure regulator (B) after releasing the fixing hook (A).

Installation
1.

Install in the reverse order of removal.

Fuel Sender Repair procedures
Removal 1. Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump") 2. Disconnect the fuel sender connector (A). ...

Fuel Line Repair procedures
Removal Low Pressure Fuel Line [High Pressure Fuel Pump ↔ Fuel Tank] 1. Release the residual pressure in fuel line. (Refer to the Fuel Delivery System - "Rele ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: Troubleshooting
Trouble Symptom Charts Trouble Symptom 1 Trouble Symptom 2 Trouble symptom Probable cause Remedy The set vehicle speed varies greatly upward or downward "Surging" (repeated alternating acceleration an ...

Kia Niro 2017 (DE HEV) Service Manual: Injector Troubleshooting
Signal Waveform The three waveforms below are taken from the #1 and #4 injectors. The top waveform is from the high side (feed side) of the #1 and #4 injectors, while the middle waveform is from the low side (ground side) of the #1 injector and the bottom waveform is from the low ...

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