Throttle Position Sensor Circuit High Input
| Code | P0123 |
| Description | Throttle Position Sensor Circuit High Input |
| Possible Causes | The TPS signal is above the expected voltage. |
| System | Fuel and Air Metering |
Throttle Position Sensor Circuit High Input. This diagnostic trouble code (DTC) is stored when the vehicle's onboard computer detects an issue with the fuel and air metering.
P = Powertrain code
0 = Generic (SAE standard)