P1120Accelerator Pedal Position Sensor Circuit
Fault in Toyota's accelerator pedal position sensor circuit (ETCS electronic throttle system).
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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).
Espacio para vendedores de repuestos
Aún no hay un anunciante en este espacio.
Symptoms You Will Notice
What you may observe when this code appears
- Erratic acceleration response
- Limp mode
- Rough idle
Possible Causes
The components or conditions that trigger this code
- 1Faulty pedal sensor
- 2Damaged wiring or connector
How to Fix It — Step by Step
Recommended diagnostic and repair procedure
- 1Inspect the pedal connector
- 2Replace the accelerator pedal sensor
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)
Varies by diagnosis
* Diagnosis only: $50–$150
Quick Info
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