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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 2090 (Engine Controls - Powertrain DTC Charts And Descriptions (Except Diesel & Hybrid)) >> DTC Diagnosis >> P2128 - Throttle/Pedal Position Sensor/Switch E Circuit High

P2128 - Throttle/Pedal Position Sensor/Switch E Circuit High

WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2008 Mercury Sable, 2008 Mercury Mountaineer, 2008 Mercury Milan, 2008 Mercury Mariner, and 2008 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
P2128 - THROTTLE/PEDAL POSITION SENSOR/SWITCH E CIRCUIT HIGH

Description:  The accelerator pedal position (APP) sensor 2 is out of self-test range high.
Possible Causes: 
  • APP sensor assembly is binding
  • APP sensor harness is short to voltage
  • 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   refer to PINPOINT TEST DK .
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