P0123
Throttle/Pedal Position Sensor/Switch A Circuit High Input
2018-2025 Fiat Cronos 1.0L I4 Flex Firefly
Critical SeverityPowertrainGeneric (SAE)
Description
The TPS voltage is above the maximum threshold.
Symptoms
- Check Engine Light
- Limp mode
- High idle
- Sudden acceleration concern
Common Causes
- Open circuit in TPS ground
- Short to voltage
- Faulty TPS
Diagnostic Steps
- Test TPS voltage
- Check for open ground
- Check for shorts to power
Repair Notes
Repair wiring or replace TPS. Safety concern - do not drive.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0123 on Other Vehicles
Fiat 124 Spider
2017-2020 1.4L I4 Turbo
Fiat 126p Maluch
1973-2000 0.65L I2 Air-Cooled
Fiat 126p Maluch
1987-2000 0.7L I2 Air-Cooled
Fiat 500
2012-2019 1.4L I4
Fiat 500 Abarth
2012-2019 1.4L I4 Turbo
Fiat 500 BR
2011-2020 1.4L I4 Flex Fire Evo
Fiat 500 PL
2007-2025 1.0L I3 Hybrid FireFly 70
Fiat 500 PL
2007-2025 1.2L I4 Fire 69
Common Questions
What does code P0123 mean on a 2018-2025 Fiat Cronos?
P0123 stands for "Throttle/Pedal Position Sensor/Switch A Circuit High Input". The TPS voltage is above the maximum threshold.
What are the symptoms of P0123 on a Fiat Cronos?
Common symptoms of P0123 include: Check Engine Light, Limp mode, High idle, Sudden acceleration concern.
What causes P0123 on a 2018-2025 Fiat Cronos?
Common causes of P0123 include: Open circuit in TPS ground, Short to voltage, Faulty TPS.