Kia Sportage: Fuel Delivery System / Delivery Pipe Repair procedures

Kia Sportage QL (2015-2022) Service Manual / Engine Control / Fuel System / Fuel Delivery System / Delivery Pipe Repair procedures

Removal
  
In case of removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and injector, there may be injury caused by leakage of the high pressure fuel. So don’t do any repair work right after engine stops.
1.
Release the residual pressure in fuel line.
(Refer to the Fuel Delivery System - "Release Residual Pressure in Fuel Line")
2.
Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
3.
Remove the intake manifold.
(Refer to Engine Mechanical System - "Intake Manifold")
4.
Remove the high pressure fuel pipe function bolck mounting bolt (A).
High pressure fuel pipe function block mounting bolt:
7.8 - 11.8 N·m (0.8 - 1.2 kgf·m, 5.8 - 8.7 lb·ft)

5.
Remove the high pressure fuel pipe after loosening the high pressure fuel pipe flange nuts (A).
High pressure fuel pipe flange nut :
26.5 - 32.4 N·m (2.7 - 3.3 kgf·m, 19.5 - 23.9 lb·ft)

6.
Remove the injector foam (A).

7.
Remove the mounting bolt (A), and then remove the delivery pipe & injector assembly from the engine.
Delivery pipe & injector assembly mounting bolt :
18.6 - 23.5 N·m (1.9 - 2.4 kgf·m, 13.7 - 17.4 lb·ft)

Installation
  
Do not use already used injector fixing clip again.
Install the component with the specified torques.
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
Apply engine oil to the injector O-ring.
Do not use already used injector O-ring again.
Do not use already used bolt again.
When insert the injector, be careful not to damage the injector tip.
  
When fastening the fuel delivery pipe mounting bolts, fully hand-tighten first, and then tighten in the proper sequence (②→ ③ → ①→④) in several cycles up to the specified torque.

1.
Install in the reverse order of removal.
Filler-Neck Assembly Repair procedures
Removal 1. Open the fuel filler door. 2. Turn ignition switch OFF and disconnect the battery negative (-) terminal. ...

High Pressure Fuel Pump Repair procedures
Removal    In case of removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and inject ...

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