Repair Procedures: Removal

Turn the ignition switch OFF and disconnect the battery negative (-) cable.
Release the residual pressure in fuel line.
(Refer to "RELEASE RESIDUAL PRESSURE IN FUEL LINE ")
CAUTION:
- 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.
Remove the intake manifold.
(Refer to "INTAKE MANIFOLD ")
Remove the injector foam (A).

Fig 1: Locating Injector Foam
Courtesy of HYUNDAI MOTOR AMERICA
Disconnect the rail pressure sensor connector (A), and then remove the sensor (B) from the delivery pipe.

Fig 2: Locating Rail Pressure Sensor And Connector
Courtesy of HYUNDAI MOTOR AMERICA