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DTC P0464 FUEL LEVEL SENSOR CIRCUIT INTERMITTENT

DTC P0464 FUEL LEVEL SENSOR CIRCUIT INTERMITTENT

DTC DETECTING CONDITION:


• Two consecutive driving cycles with fault

• GENERAL DESCRIPTION

Important

After repair or replacement of faulty parts, conduct Clear Memory Mode and Inspection Mode .



WIRING DIAGRAM:


CHECK ANY OTHER DTC ON DISPLAY.

Is any other DTC displayed?

Yes

Inspect the relevant DTC using “List of Diagnostic Trouble Code (DTC)”.


No


CHECK FUEL LEVEL SENSOR.

Remove the fuel pump assembly.

While moving the fuel level sensor float up and down, make sure that the resistance between fuel level sensor terminals changes smoothly.

Terminals

No. 3 — No. 2:

Does the resistance change smoothly?

Yes


No

Replace the fuel level sensor.


CHECK FUEL SUB LEVEL SENSOR.

Remove the fuel sub level sensor.

While moving the fuel sub level sensor float up and down, make sure that the resistance between fuel level sensor terminals changes smoothly.

Terminals

No. 1 — No. 2:

Does the resistance change smoothly?

Yes

Repair the poor contact in ECM, combination meter and coupling connectors.


No

Replace the fuel sub level sensor.