FUEL PUMP OPERATION CHECK


1.Remove the fuel tank cap.
2.Using M.U.T.-III, forcibly drive the fuel pump (integrated in the fuel pump and gauge assembly) to check the fuel pump operation.
note The operating sound of the fuel pump is difficult to be heard because the pump is in-tank type. Therefore, remove the fuel filler cap to check the sound from the fuel filler port.
3.Install the fuel tank cap.



4.If the fuel pump does not operate, follow the procedure below to check the pump for operation. If it is normal, check the driving circuit.
(1) Turn off the power supply mode of the electric motor switch.
(2) Remove the second seat assembly (Refer to GROUP 52A - Second Seat Assembly ).
(3) Remove the floor inspection lid (RH).
(4) Disconnect the fuel pump and gauge assembly connector.
(5) When the battery is connected to the fuel pump and gauge assembly connector terminals No. 4 and 5 (fuel pump and gauge assembly side), check that the pump operating sound can be heard. When the pump operating sound cannot be heard, replace the fuel pump (Refer to GROUP 13B- On-vehicle Service, Fuel Pump and Gauge Assembly Replacement ).
note The operating sound of the fuel pump is difficult to be heard because the pump is in-tank type. Therefore, remove the fuel filler cap to check the sound from the fuel filler port.
(6) Connect the fuel pump and gauge assembly connector.
(7) Install the floor inspection lid (RH).
(8) Install the Second seat assembly (Refer to GROUP 52A - Second Seat Assembly ).