Hyundai Santa Fe (TM): Engine Control System / Injector. Repair procedures

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Engine Control/Fuel System / Engine Control System / Injector. Repair procedures

Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the injector connector.
3.
Measure resistance between the injector terminals 1 and 2.
4.
Check that the resistance is within the specification.
Specification : Refer to "Specification"
Removal
1.
Release the residual pressure in fuel line.
Release the residual pressure in fuel line.
2.
Turn the ignition switch OFF and disconnect the battery (-) terminal.
3.
Disconnect the fuel delivery line quick-connector (A).

  
•
Open the clamp cover (B) before disconnecting the quick-connector. (If the clip is applied)
  
•
When removing the quick-connnector with the clip removing tool (A), be careful not to damage the plastic clip (B).
•
If the clip is damaged, it can cause a fuel leak due to bad connection and could result in a fire.
4.
Disconnect the injector connector (A).
5.
Remove the delivery pipe & injector assembly after loosening the bolt (A).
Tightening Torque
18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb-ft)

6.
Remove the injector from the delivery pipe (A) after releasing the fixing clip both side as shown below.
Installation
  
•
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 the engine oil to the injector O-ring.
  
•
Inspect the injector O-ring when installing.
1.
Installation is reverse of removal.

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