The P2124 trouble code indicates an intermittent issue with the throttle or pedal position sensor or switch “D” circuit.
P2124 Throttle/Pedal Position Sensor/Switch “D” Circuit Intermittent
Code symptoms P2124.
– Engine stalling or hesitation
– Loss of power
– Sudden acceleration
– Rough idling
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P2124.
1. Faulty throttle position sensor
2. Poor electrical connection or wiring issues
3. Corrosion or damage to the throttle pedal position sensor
4. Interference from other electronics causing intermittent signal disruption
5. Software or calibration issues related to the throttle or pedal position sensor
Code Solutions P2124.
1. Check and clean the throttle body and throttle position sensor to ensure they are free from dirt and debris.
2. Inspect the wiring harness and connectors for any damages, corrosion, or loose connections. Repair or replace any faulty components as needed.
3. Test the throttle position sensor using a multimeter to check for proper voltage and resistance values. Replace the sensor if it is out of specification.
4. Reset the vehicle’s computer system by disconnecting the battery for a few minutes and then reconnecting it. This can sometimes resolve intermittent issues related to sensor circuits.
5. If the issue persists, consult a professional mechanic or dealership for further diagnostic tests and potential replacement of the throttle position sensor or related components.