LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2005 >> Escape Base, 2.3 Z, FWD, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Powertrain DTC Charts & Description (Except Diesel & Hybrid) >> Diagnostic Trouble Code (DTC) Charts And Descriptions >> DTC P2128: Accelerator Pedal Position (APP) Sensor Circuit 2 High Input
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC P2128: Accelerator Pedal Position (APP) Sensor Circuit 2 High Input

P2128 - ACCELERATOR PEDAL POSITION (APP) SENSOR CIRCUIT 2 HIGH INPUT

Description:  The APP sensor 2 is out of range high input.
Possible Causes: 
  • APP sensor assembly is binding
  • APP sensor harness is shorted to voltage
  • Damaged APP sensor
Diagnostic Aids:  An APP2 sensor PID reading may indicate a fault.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to DK: Accelerator Pedal Position Sensor STEP DK1.