Hyundai Equus Manuals

Hyundai Azera: Fuel Line Repair procedures - Fuel Delivery System - Engine Control/Fuel System - Hyundai Azera 2011-2025 Service ManualHyundai Azera: Fuel Line Repair procedures

Fifth generation HG (2011–2025) / Hyundai Azera 2011-2025 Service Manual / Engine Control/Fuel System / Fuel Delivery System / Fuel Line 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.
[Low pressure fuel line]
1.
Turn the ignition switch OFF, and then remove battery (-) cable.
2.
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System - “Release Residual Pressure in Fuel Line”)
3.
Disconnect the low pressure fuel quick-connector (A) and remove the installation nuts (B).

4.
Disconnect the vapor hose (A) which is connected from the PCSV.

5.
Disconnect the fuel pump connector (A), FTPS connector (B), and fuel feed quick-connector (B) from the fuel pump.

6.
Lift the vehicle.
7.
Remove the fuel tank.
(Refer to Fuel Delivery System - " Fuel Tank")
8.
Disconnect the vapor tube quick-connector (A).

9.
Open the vapor tube and low fuel line fixing clip (A) to using driver.

10.
Disconnect the fuel & brake line protect (A) from the fixing clip (B).

11.
Disconnect the fuel line quick-connecter (A).

12.
Remove the installation nut (A), and then open the fuel line fixing clip(B) to engine room low.

13.
Remove the fuel line.

[High pressure fuel line]
1.
Turn the ignition switch OFF, and then remove battery (-) cable.
2.
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System - “Release Residual Pressure in Fuel Line”)
3.
Remove the intake manifold.
4.
Remove the high pressure fuel pipe.
(Refer to Fuel Delivery System "High Pressure Fuel Pump")

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.
1.
Installation is reverse of removal.
   
•
Use the special service tool [SST No.: 09314-3V100] to install the high pressure fuel pipe.

High pressure fuel pipe installation nut:
29.4 ~ 35.3 N.m (3.0 ~ 3.6 kgf.m, 21.7 ~ 26.0 lb-ft)
High pressure pipe bracket installation bolt:
7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.74 lb-ft)
High pressure pipe function block installation bolt:
7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.74 lb-ft)
Fuel Pressure Regulator 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). 3. Remove the c ...

Filler-Neck Assembly Repair procedures
Removal 1. Lift the vehicle. 2. Disconnect the fuel filler hose (A). 3. Disconnect the ventilation hose (B) from the fuel tank air filter. 4. Open the fuel filler door and then remove ...

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