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Code
P0220
Throttle

Throttle position sensor B circuit malfunction

The second throttle position sensor circuit has a fault.

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Most likely causes

  1. Faulty TPS (dual-track)
  2. Wiring fault
  3. Damaged connector

Symptoms you may notice

  • Check engine light
  • Limp mode
  • Poor throttle response

Checks to run

  1. Read both TPS tracks live
  2. Test wiring
  3. Clean throttle body

Tools you may need

OBD-II scanner Multimeter
Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

Related codes in Throttle

P0120

Throttle position sensor / pedal circuit malfunction

 P0121

Throttle position sensor range / performance problem

 P0638

Throttle actuator control range / performance

 P2101

Throttle actuator control motor circuit range / performance

 P2122

Throttle / pedal position sensor D circuit low
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