garajizOBD-II code · generic
P0123
Throttle/Pedal Position Sensor/Switch 'A' Circuit High
- System
- P0 — Powertrain (generic)
- Severity
- High (4/5)
- Can I keep driving?
- Drive with caution
What does P0123 mean?
P0123 is defined as “Throttle/Pedal Position Sensor/Switch 'A' Circuit High”.
Drive gently and only as far as you need to; have it checked as soon as possible.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Nissan: Throttle position (TP) sensor – voltage high
- Kia: Throttle/Pedal Position Sensor 'A' Circuit High Input
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This page is general information; an exact diagnosis needs measurements and a technician’s check.