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P0181 - Fuel Temperature Sensor A Circuit Range/Performance

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P0181 - FUEL TEMPERATURE SENSOR A CIRCUIT RANGE/PERFORMANCE

Description:  The comprehensive component monitor (CCM) monitors the fuel temperature sensor for acceptable operating temperature. The test fails if the voltage falls below or exceeds a calibrated limit, for a calibrated amount of time during testing.
Possible Causes: 
  • Open or short in the harness
  • Low ambient temperature operation
  • Incorrect harness connection
  • Damaged fuel temperature sensor
  • Damaged powertrain control module (PCM)
Diagnostic Aids:  Verify the FRT PID value to determine an open or short.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All refer to PINPOINT TEST DD . refer to PINPOINT TEST DD . -