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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 126 (Engine Mechanical (CUMMINS 5.0L) (1 Of 2)) >> System Description >> Engine Assembly >> Fuel System >> Fuel Flow Diagram >> Flow Diagram

Flow Diagram

WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
GNSALBIA2295Z-295Courtesy of NISSAN NORTH AMERICA, INC.

1.

Fuel rail (bank 1)

2.

Injector supply line

3.

Fuel rail supply lines

4.

Fuel rail to fuel rail supply line

5.

Injector drain line (returns to supply of Stage II fuel filter)

6.

Fuel pump actuator

7.

Stage I fuel filter housing

8.

Electric lift pump

9.

Fuel injector

10.

Fuel rail pressure relief valve

11.

Fuel rail (bank 2)

12.

Stage II fuel filter housing

13.

Fuel pump

A.

Fuel flow to fuel pump

B.

Fuel supply to Stage II fuel filter

C.

Fuel return to thermal recirculation valve (Stage I fuel filter)

D.

Thermal recirculation valve

E.

Fuel return to fuel tank

F.

Fuel flow from fuel tank

G.

Combined fuel return (manifold located in bottom of Stage II fuel filter)