Fuel System; Structure Of Common Rail System (Crs) Engine - wsm 03-CR-E4 Workshop Manual

MECHANISM
3. Fuel system

3. Fuel system

3.1 Structure of common rail system (CRS) engine

The common rail system is made up of a supply pump, injector, and rails.
(1) Fuel tank
(2) Water separator
(3) Electromagnetic fuel feed
pump
(4) Check valve
03-CR-E4,03-CR-TE4BG
(5) Fuel filter
(6) Fuel pump
(7) Supply pump
(8) Rail
(9) Injector
(10) Check valve
(11) Overflow pipe
(12) Engine ECU
(13) Fuel cooler
(14) Check valve
4. ENGINE
(a) High pressure fuel flow
(b) Low pressure fuel flow
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KiSC issued 02, 2021 A