GDI ± Fuel Pump (High Pressure) and Fuel Pressure Regulator (High Pressure)
13A-109
Fuel pump (High pressure) removal
steps
" FA D Fuel pump (high pressure) air bleeding
D Throttle body removal (Refer to
P.13A-113.)
AA" 1. Fuel pump protector
" CA 2. Fuel feed pipe
" BA 3. Back-up ring A
" BA 4. O-ring
" BA 5. Back-up ring B
6. Fuel pressure hose clamp
" CA 7. Fuel pressure hose connection
8. O-ring
9. Fuel return hose connection
" EA 10. Fuel pump (high pressure)
11. O-ring
12. Fuel pump return nipple
13. O-ring
Fuel pressure regulator (High
pressure) removal steps
D Intake manifold assembly removal
(Refer to GROUP 15.)
14. Fuel pressure sensor connector
connection
15. Fuel pressure sensor
" DA 16. O-ring
" DA 17. Back-up ring
" CA 18. Fuel return pipe
" BA 19. Back-up ring A
" BA 20. O-ring
" BA 21. Back-up ring B
22. Fuel return hose connection
" AA 23. Fuel pressure regulator (high
pressure)
24. Spacer
25. Fuel nipple
26. O-ring
REMOVAL SERVICE POINT
AA" FUEL PUMP PROTECTOR REMOVAL
Lift up the transmission with a jack to create clearance between
the engine and front deck, and then remove the fuel pump
protector.
INSTALLATION SERVICE POINTS
" AA FUEL PRESSURE REGULATOR (HIGH
PRESSURE) INSTALLATION
1. Install provisionally the fuel pressure regulator (high
pressure) to the spacer.
2. Install the fuel return pipe, and then tighten the fuel pressure
regulator (high pressure) to the specified torque.
" BA BACK-UP RING B/O-RING/BACK-UP RING A
INSTALLATION
Install the back-up rings and the O-ring as shown in the
illustration.
Caution
1. Install the back-up ring B facing its cutaway surface
toward the opposite side of the O-ring as shown in
the illustration.
2. Confirm the outer diameter of the back-up ring A. Take
care not to install the back-up ring for the fuel pressure
sensor by mistake. (Outer diameter of the back-up
ring A: 14.8 mm)
Cutaway
surface
Back-up ring A
O-ring
Back-up ring B
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