P2101Accelerator Pedal Position (APP) assembly failure, Powertrain Control Module (PCM) failure, Throttle control motor failure, Wiring issue
⚙️ Powertrain (Motor y Transmisión)🏭 Specific to Audi
The throttle motor responds, but its actual position does not track the commanded position within tolerance. Often a dirty throttle bore where the plate sticks, or a worn motor.
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Can I keep driving? With caution
You can drive to the shop, but do not postpone the repair. The problem may worsen and damage other components.
Sistema Afectado
Motor · Powertrain
La falla pertenece al grupo motopropulsor (motor y gestión electrónica).
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Symptoms You Will Notice
What you may observe when this code appears
- Check engine light on
- Reduced throttle response, possible limp mode
- Hesitation or surging
- Idle too high or too low
Possible Causes
The components or conditions that trigger this code
- 1Throttle bore coked, plate sticks
- 2Throttle motor worn
- 3Sensor element aged beyond calibration window
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Estimated Cost
Approximate range in USD (varies by region and shop)
$100—$800
Varies by diagnosis
* Diagnosis only: $50–$150
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Quick Info
CodeP2101
CategoryMotor (P)
ManufacturerAudi
SeverityModerada
Symptoms4
Causes3
Solution steps0
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