P0220Throttle/Pedal Position Sensor/Switch "B" Circuit
A general electrical fault was detected in the secondary (B) throttle or pedal position sensor circuit. Modern drive-by-wire systems use redundant TPS tracks; the ECU compares them and flags this code on the B channel when out of range.
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
Aire / Combustible · Inyección, MAF, MAP, O₂
Relacionado con la mezcla aire-combustible: sensores de flujo, presión, inyectores o bomba.
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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
- 1TPS B element failed Wiring or connector fault
How to Fix It — Step by Step
Recommended diagnostic and repair procedure
- 1Difficulty: medium. Estimated time: 0.3-2 hours. Estimated cost: €80-€
- 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)
Sensors + injectors
* Diagnosis only: $50–$150
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