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P2100Throttle Actuator Control Motor Circuit Open

⚙️ Powertrain (Motor y Transmisión)
Crítica

The drive-by-wire throttle motor circuit is open — no current flow detected. The ECU loses authority over the throttle plate and forces a limp-home with reduced power.

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Can I keep driving? NO

STOP the vehicle in a safe place. Continuing to drive may cause serious engine damage or put your safety at risk.

Sistema Afectado

Motor · Powertrain

Vehículo despiece — Motor

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 motor failed Connector loose or corroded Wiring break to throttle body
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How to Fix It — Step by Step

Recommended diagnostic and repair procedure

  1. 1Difficulty: medium. Estimated time: 0.5-2.5 hours. Estimated cost: €120-€
  2. 2DIY possible

Note: This information is for general reference. For precise diagnostics and safety repairs, always consult a certified mechanic.

Estimated Cost

Approximate range in USD (varies by region and shop)

$100$800

Varies by diagnosis

* Diagnosis only: $50–$150

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