P0223 — Throttle/Pedal Position Sensor/Switch B Circuit High Input
Category: Powertrain Severity: High
Updated:
DTC code P0223 means: Throttle/Pedal Position Sensor/Switch B Circuit High Input. It falls under the "Powertrain" category, with an estimated severity of High. Common causes include failed sensor B, open sensor ground and signal shorted to voltage; it's worth confirming the diagnosis before replacing parts.
Possible causes
- Failed sensor B
- Open sensor ground
- Signal shorted to voltage
- Damaged connector
Symptoms
- Limp mode
- High idle
- Check engine light
How to diagnose it step by step
- Measure the ground.
- Check wiring.
- Measure the signal.
- Replace the part.
How to fix it
Check the sensor ground and wiring; if they are fine, replace the pedal or throttle body.
Estimated repair cost
$100–600.
Frequently asked questions
What does DTC code P0223 mean?
Throttle/Pedal Position Sensor/Switch B Circuit High Input.
Is code P0223 serious?
Severity High. Have it checked as soon as possible, especially if it affects safety or the catalytic converter.
Can I keep driving with code P0223?
Only as needed.
Related codes
P0222 P0221 P0220 P0219 P0217 P0230 P0234 P0200 P0299
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