Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN2010ROUTAN SREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1492 (ENGINE CONTROLS - POWERTRAIN DTC CHARTS AND DESCRIPTIONS (HYBRID))DIAGNOSTIC TROUBLE CODE (DTC) CHARTS AND DESCRIPTIONSDTC P2123: THROTTLE/PEDAL POSITION SENSOR/SWITCH D CIRCUIT HIGH
2010 Volkswagen Routan S
DTC P2123: Throttle/Pedal Position Sensor/Switch D Circuit High
2010 Volkswagen Routan SSECTION DTC P2123: Throttle/Pedal Position Sensor/Switch D Circuit High
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, 2011 Ford Fusion, 2010 Mercury Milan, and 2010 Ford Fusion. 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 parameter identification (PID) reading may indicate a concern. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DK . | ||
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.