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Home >> Ford >> 2021 >> Expedition XL, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Memory Modules >> Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid) >> Diagnostic Trouble Code (DTC) Charts And Descriptions >> P2127 - Throttle/Pedal Position Sensor/Switch E Circuit Low

P2127 - Throttle/Pedal Position Sensor/Switch E Circuit Low

DTC DESCRIPTION P2127 - THROTTLE/PEDAL POSITION SENSOR/SWITCH E CIRCUIT LOW

Description:  This DTC sets when the accelerator pedal position 2 (APP2) is out of self-test range low.
Possible Causes: 
  • APP2 circuit open
  • APP2 circuit short to ground
  • Damaged APP sensor
Diagnostic Aids:  An APP2 sensor PID reading may indicate a concern.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test DK.