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P0461 - Fuel Level Sensor A Circuit Range/Performance

P0461 - FUEL LEVEL SENSOR A CIRCUIT RANGE/PERFORMANCE

Description:  The powertrain control module (PCM) monitors the fuel level input (FLI) communications network message for a concern. The test fails when the FLI signal repeatedly moves in and out of range, exceeding the minimum or maximum allowable calibrated parameters for a specified fuel fill percentage in the fuel tank.
Possible Causes: 
  • Excessive electrical noise
  • Intermittent open circuit
Diagnostic Aids:  Verify aftermarket equipment does not generate the radio frequency interference / electromagnetic interference (RFI/EMI) which may cause noisy FLI input signal.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All refer to PINPOINT TEST HX .