What does code P0221 mean?
TPS B reports values out of range or inconsistent with pedal or throttle position
OBD-II Code
P0221 — Throttle Position Sensor or Switch B Circuit Range or Performance Problem
TPS B reports values out of range or inconsistent with pedal or throttle position
Common symptoms
- Irregular acceleration
- safety mode activation
- slow response
Possible causes
- Worn TPS B
- stuck throttle plate
- damaged wiring
Initial recommendation
Inspect TPS A and B, clean throttle body and replace if necessary.
Safety notice
This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine code P0221 with your vehicle's actual symptoms for more complete diagnostic guidance.
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