Hyundai Sonata: Delivery Pipe. Repair procedures - Fuel Delivery System - Engine Control/Fuel SystemHyundai Sonata: 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.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line” in this group).
When removing the fuel pump relay, a Diagnostic Trouble Code (DTC) may occur. Delete the code with the GDS after completion of “Release Residual Pressure in Fuel Line” work.
3.
Remove the intake manifold (Refer to "Intake And Exhaust System" in EM group).
4.
Disconnect the injector connectors (A) and the rail pressure sensor connector (B).
5.
Remove the high pressure fuel pipe (C).
6.
Remove the installation bolt (D), and then remove the delivery pipe and injector assembly from the engine.

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 tightening the delivery pipe installation bolts, tighten them in accordance with the order (→ → ) after → tightening with hand-screwed torque. → tightening with hand-screwed torque.) after tightening with hand-screwed torque.

1.
Installation is reverse of removal.
Delivery pipe installation bolt:
18.6 ~ 23.5 N.m (1.9 ~ 2.4 kgf.m, 13.7 ~ 17.4 lb-ft)
High pressure fuel pipe installation nut:
26.5 ~ 32.4 N.m (2.7 ~ 3.3 kgf.m, 19.5 ~ 23.9 lb-ft)

    Accelerator Pedal. Repair procedures
    Removal 1. Turn the ignition switch OFF and disconnect the negative (-) battery cable. 2. Disconnect the accelerator position sensor conn ...

    High Pressure Fuel Pump. Repair procedures
    Removal In case of removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and injector, there may be in ...

    See also:

    Specifications
    Specification Smart Key Unit Items Specification Rated voltage DC 12V Operating voltage DC 9 ~ 16V O ...

    Camshaft Position Sensor (CMPS). Description and Operation
    Description Camshaft Position Sensor (CMPS) is a hall sensor and detects the camshaft position by using a hall element. It is related with Crankshaft Position Sensor (CKPS) and detects the ...

    Components and Components Location
    Component Location 1. Slide motor 2. Front height motor 3. Rear height motor 4. Lumber support motor 5. Power seat control switch 6. Recline motor 7. Recl ...