RM35X0E _51 Engine / Hybrid System _079024 7GR-FKS FUEL _0383265 FUEL PUMP(for High Pressure) G

7GR-FKS FUEL  FUEL PUMP(for High Pressure)  ON-VEHICLE INSPECTION  


PROCEDURE

Hide 23100X 1. FUEL PUMP ASSEMBLY OPERATION

a.

Check fuel pressure.

i.

Connect the GTS to the DLC3.


ii.

Start the engine.


iii.

Turn the GTS on.


iv.

Enter the following menus: Powertrain / Engine / Active Test / Control the Target Fuel Pressure Offset.

Powertrain > Engine > Active Test
Active Test Display
Control the Target Fuel Pressure Offset
Data List Display
Fuel Pressure (High)
50004 372 6 265

v.

Select the Data List item: Fuel Pressure (High)


vi.

Check that the fuel pressure fluctuates when the target fuel pressure changes.

HINT:

The target fuel pressure operation decreases the target fuel pressure by 12.5% or increases the target fuel pressure by 24.8%.


Standard:

Fuel pressure fluctuates in accordance with the GTS operation.


If the result is not as specified, replace the fuel pump assembly or fuel pressure sensor (fuel delivery pipe with sensor assembly LH).



b.

Check operating sound.

i.

Remove the V-bank cover sub-assembly (w/cover).

Click hereEngine / Hybrid System>7GR-FKS (ENGINE MECHANICAL)>ENGINE ASSEMBLY>REMOVAL


ii.

Start the engine.


iii.

Using a sound scope, check the operating sound of the fuel pump assembly.

If no sound can be heard, check the fuel pump assembly, wire harness and ECM.


iv.

Stop the engine.


v.

Install the V-bank cover sub-assembly (w/cover).

Click hereEngine / Hybrid System>7GR-FKS (ENGINE MECHANICAL)>ENGINE ASSEMBLY>INSTALLATION