P2124 Code - Throttle/Pedal Position Sensor/Switch 'D' Circuit Intermittent
Quick Answer
The P2124 diagnostic trouble code (DTC) refers to the Throttle/Pedal Position Sensor/Switch 'D' Circuit Intermittent. Common causes include Faulty throttle position sensor, Faulty pedal position sensor/switch, Damaged wiring or connectors in the circuit. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P2124 indicates Throttle/Pedal Position Sensor/Switch 'D' Circuit Intermittent.
- Common causes
- Common causes include Faulty throttle position sensor, Faulty pedal position sensor/switch, Damaged wiring or connectors in the circuit.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P2124 Description
The P2124 diagnostic trouble code (DTC) refers to the Throttle/Pedal Position Sensor/Switch 'D' Circuit Intermittent. This code indicates that there is a potential intermittent issue with the throttle or pedal position sensor/switch in the vehicle's electronic control system. The throttle position sensor (TPS) is responsible for monitoring the position of the throttle valve and sending this information to the engine control unit (ECU) to adjust the air-fuel mixture for optimal performance. The pedal position sensor/switch, on the other hand, monitors the position of the accelerator pedal and relays this information to the ECU for throttle control.
Common Causes of P2124
- Faulty throttle position sensor
- Faulty pedal position sensor/switch
- Damaged wiring or connectors in the circuit
- Issues with the ECU
- Corrosion or contamination in the sensor/switch components
Symptoms of P2124
- Erratic throttle response
- Poor fuel efficiency
- Hesitation during acceleration
- Stalling or engine misfires
- Check Engine Light illuminated on the dashboard
How to Fix P2124
- Diagnose the specific cause of the issue using a diagnostic scanner to read the DTC and perform live data analysis.
- Inspect the throttle and pedal position sensors/switches, wiring, and connectors for any visible damage or corrosion.
- Test the sensors/switches for proper operation using a multimeter or oscilloscope.
- Replace any faulty sensors/switches, wiring, or connectors as needed.
- Clear the DTC and perform a test drive to ensure the issue has been resolved.
Cost to Fix P2124
The typical repair costs for addressing a P2124 code can vary depending on the specific cause of the issue and the vehicle's make and model. In general, the cost of replacing a throttle or pedal position sensor/switch can range from $100 to $300, including parts and labor. Additional costs may apply if there is damage to wiring or connectors that need to be replaced. It is recommended to consult with a trusted mechanic or auto repair shop for a more accurate cost estimate based on your vehicle's needs and location. Keep in mind that labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150.
Need more information about the P2124 code?
Need more information on how to fix the P2124 code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P2124 code diagnosed by a professional: Find a repair shop in your area
Code P2124 Information for Specific Makes
- P2124 Dodge — Throttle/Pedal Position Sensor/Switch 'D' Circuit Intermittent
Frequently Asked Questions about P2124 Code
No Frequently Asked Questions about P2124 Code found.
Discuss the causes and fixes for P2124 OBDII Code
Code P2124 comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.