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Home >> Nissan-Datsun >> 2012 >> Sentra Base, Automatic CVT Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0181 To P0500 (MR20DE) (Except CALIFORNIA) >> DTC P0461: Fuel Level Sensor >> Component Description

Component Description

The fuel level sensor (3) is mounted in the fuel level sensor unit. The sensor detects a fuel level in the fuel tank and transmits a signal to the combination meter. The combination meter sends the fuel level sensor signal to the ECM through CAN communication line.

It consists of two parts, one is mechanical float and the other is variable resistor. Fuel level sensor output voltage changes depending on the movement of the fuel mechanical float.

Fig 1: Identifying Fuel Pressure Regulator, Temperature Sensor, Fuel Level Sensor And Fuel Pump
G04925078Courtesy of NISSAN NORTH AMERICA, INC.