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Home >> Nissan-Datsun >> 2024 >> Sentra SR >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Engine Control System (1 Of 2)) >> System Description >> Component Location >> Fuel Level Sensor Unit And Fuel Pump >> Component Description

Component Description

WARNING: This page is about a different car, the 2023 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

LOW PRESSURE FUEL PUMP 

The low pressure fuel pump is integrated with a fuel pressure

GNSDB47356Courtesy of NISSAN

regulator and a fuel filter. This pump is build into the fuel tank.

FUEL LEVEL SENSOR 

The fuel level sensor is mounted in the low pressure fuel pump. 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 via the 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.