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Home >> Nissan-Datsun >> 2021 >> Altima S >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Pr25DD) (DTC/Circuit Diagnosis) (2 Of 4) >> DTC/Circuit Diagnosis >> DTC P0463: Fuel Level Sensor >> DTC Description >> PR25DD engine >> DTC Detection Logic
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DTC Detection Logic

This diagnosis indicates the former, to detect open or short circuit malfunction.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0463

00

FUEL LEVL SEN/CIRC

(Fuel level sensor "A" circuit high)

Diagnosis condition

Ignition switch ON

Signal (terminal)

Fuel level sensor signal

Threshold

An excessively high voltage from the sensor is sent to ECM

Diagnosis delay time

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