Kia Forte: Fuel Delivery System / Delivery Pipe

Kia Forte 2019-2021 (BD) Service Manual / Engine Control / Fuel System / Fuel Delivery System / Delivery Pipe

Repair procedures
Removal & Installation
  

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 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 drive belt.

(Refer to Engine Mechanical System - "Drive Belt")

5.

Remove the injector foam (A).

6.

Make a gap (B) between the alernator (A) and the eninge assembly by pulling the alternator in the direction of arrow.

7.

Remove the high pressure fuel pipe (A) after loosening the high pressure fuel pipe flange nuts (B) and function block mounting bolt (C).

High pressure fuel pipe flange nut :

26.5 - 32.4 N·m (2.7 - 3.3 kgf·m, 19.5 - 23.9 lb·ft)

High pressure fuel pipe function block mounting bolt :

9.8 - 11.8 N·m (1.0 - 1.2 kgf·m, 7.2 - 8.7 lb·ft)

8.

Remove the delivery pipe & injector assembly (B) after loosening the mounting bolt (A).

Delivery pipe & injector assembly mounting bolt :

18.6 - 23.5 N·m (1.9 - 2.4 kgf·m, 13.7 - 17.4 lb·ft)

9.

Disconnect the injector & rail pressure sensor connector (A).

10.

Remove the injector (A) from the delivery pipe.

11.

Install in the reverse order of removal.

  

Do not use already used injector fixing clip again.

Do not reuse the support disc.

Do not reuse the injector rubber washer.

Do not reuse the combustion seal.

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.

Do not reuse the high pressure fuel pipe.

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