Hyundai Palisade (LX2): Fuel Delivery System / Delivery Pipe

Hyundai Palisade (LX2) 2020-2025 Service Manual / Engine Control/Fuel System / Fuel Delivery System / Delivery Pipe

Repair procedures

Removal
Hyundai Palisade. Repair procedures   
•
When removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and injector, injury may be caused by leakage of high pressure fuel. For this reason, do not attempt any repairing immediately after engine stops.
1.
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line")
2.
Switch "OFF" the ignition and disconnect the negative (-) battery terminal.
3.
Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "Air Cleaner")
4.
Remove the surge tank.
(Refer to Engine Mechanical System - "Surge Tank")
5.
Remove the intake manifold.
(Refer to Engine Mechanical System - "Intake Manifold")
6.
Remove the cross over fuel pipe (A).
Cross over high pressure fuel pipe flange nut :
29.4 - 35.3 N.m (3.0 - 3.6 kgf.m, 21.7 - 26.0 lb-ft)

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

Hyundai Palisade. Repair procedures
Installation
Hyundai Palisade. Repair procedures   
•
Do not reuse injector fixing clip.
•
Install the component to the specified torque.
•
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 reuse injector 0-ring.
•
Do not reuse bolts.
•
When insert the injector, be careful not to damage the injector tip.
Hyundai Palisade. Repair procedures   
•
Use the special service tool [SST No. : OK353-F6100] to install the high pressure fuel pipe and cross over pipe.
1.
Install in the reverse order of removal.

    Repair procedures Removal 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2.

    Repair procedures Removal 1. Release the residual pressure in fuel line. (Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line") 2.

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