Repair Procedures: Removal
WARNING: This page is about a different variant/trim than selected.
WARNING:
Whenever the high pressure fuel pump, fuel pipe, delivery pipe, or injector is removed immediately after shutting off the engine, an injury may be caused by the release of highly pressurized fuel. Release the residual pressure in the high pressure fuel line by referring to RELEASE RESIDUAL PRESSURE IN FUEL LINE before removing any high pressure fuel system components.
- Turn the ignition switch OFF and disconnect the battery negative (-) cable.
- Release the residual pressure in fuel line.
(Refer to the Fuel Delivery System - Repair Procedures - "RELEASE RESIDUAL PRESSURE IN FUEL LINE ")
CAUTION: When removing the fuel pump fuse, a Diagnostic Trouble Code (DTC) may occur. Delete the code with the GDS after completion of "RELEASE RESIDUAL PRESSURE IN FUEL LINE " work. - Disconnect the fuel pressure control valve connector (A) and the fuel feed tube quick-connector (B).
Courtesy of HYUNDAI MOTOR AMERICA
NOTE: Open the clamp cover (B) before disconnect the quick connector. (If the clip is applied)CAUTION: When removing the quick-connector with the clip removing tool (A), be careful not to damage the plastic clip (B). If the clip is damaged, fuel line leak can be occurred due to a bad connection. - Remove the high pressure fuel pipe.
- Remove the high pressure pipe flange nut in order of A, B with the special service tool [SST No.: 09314-3Q100]
- Disconnect the engine coolant temperature sensor connector.
- Remove the function block installation bolt (C).
- Remove the installation bolts (D), and then remove the high pressure fuel pump from the cylinder head assembly.CAUTION: Unscrew in turn the two bolts in small step (0.5 turns). In case of fully unscrewing one of the two bolts with the other bolt installed, the housing surface of the cylinder head may be broken because of tension of the pump spring.