P2123 - Throttle/Pedal Position Sensor/Switch D Circuit High
WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
P2123 - THROTTLE/PEDAL POSITION SENSOR/SWITCH D CIRCUIT HIGH
| Description: | The accelerator pedal position (APP) sensor 1 is out of self-test range high. | ||
| Possible Causes: |
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| Diagnostic Aids: | An APP1 sensor PID reading may indicate a concern. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DK . | ||