P2123 Acura Code - Accelerator Pedal Position Sensor 'A' Throttle Position Sensor 'D' Circuit High Voltage
Quick Answer
The P2123 diagnostic trouble code for Acura vehicles indicates an issue with the Accelerator Pedal Position Sensor 'A' Throttle Position Sensor 'D' Circuit High Voltage. Common causes include Faulty accelerator pedal position sensor, Wiring or connector issues in the sensor circuit, Corrosion or damage to sensor components. 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
- P2123 Acura indicates Accelerator Pedal Position Sensor 'A' Throttle Position Sensor 'D' Circuit High Voltage.
- Common causes
- Common causes include Faulty accelerator pedal position sensor, Wiring or connector issues in the sensor circuit, Corrosion or damage to sensor components.
- 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.
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Code P2123 Acura Description
The P2123 diagnostic trouble code for Acura vehicles indicates an issue with the Accelerator Pedal Position Sensor 'A' Throttle Position Sensor 'D' Circuit High Voltage. This means that the voltage signal sent by the sensor to the engine control module (ECM) is higher than the specified range, indicating a potential problem with the sensor or its circuit. The accelerator pedal position sensor is responsible for sending signals to the ECM to control the throttle opening, which in turn affects the engine's performance. If this sensor is not functioning correctly, it can lead to poor engine performance, reduced fuel efficiency, and potential safety hazards.
Common Causes of P2123 Acura
- Faulty accelerator pedal position sensor
- Wiring or connector issues in the sensor circuit
- Corrosion or damage to sensor components
- ECM software or hardware malfunctions
- Electrical issues such as shorts or open circuits
Symptoms of P2123 Acura
- Engine hesitation or stalling
- Reduced acceleration or responsiveness
- Check Engine Light illuminated on the dashboard
- Rough idling or surging
- Difficulty maintaining a consistent speed
How to Fix P2123 Acura
- Diagnose the issue by using a scan tool to confirm the P2123 code and check sensor readings.
- Inspect the wiring and connectors for any damage or corrosion, repairing or replacing as necessary.
- Test the accelerator pedal position sensor to ensure it is functioning correctly.
- If the sensor is faulty, replace it with a new one following manufacturer's guidelines.
- Clear the diagnostic trouble codes and perform a test drive to ensure the issue is resolved.
Cost to Fix P2123 Acura
The cost of repairing the Accelerator Pedal Position Sensor 'A' Throttle Position Sensor 'D' Circuit High Voltage issue can vary depending on the make and model of the vehicle, as well as the specific components that need to be replaced. On average, the cost of parts for this repair can range from $100 to $300, while labor costs can add an additional $100 to $200. Overall, the total repair cost can range from $200 to $500. It's important to note that these are rough estimates, and actual costs may vary based on individual circumstances. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate.
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Frequently Asked Questions about P2123 Acura Code
1. What are the common symptoms of OBDII code P2123 in an Acura?
- Common symptoms include reduced engine power, hesitation or stalling when accelerating, and the vehicle going into limp mode.
2. What can cause the OBDII code P2123 in an Acura?
- The code is typically caused by a faulty accelerator pedal position sensor or throttle position sensor, wiring issues, or a problem with the engine control module.
3. How serious is the OBDII code P2123 in an Acura?
- The code should be addressed promptly to avoid potential safety hazards and further damage to the vehicle. Driving with this issue may result in poor engine performance.
4. Can I still drive my Acura with the OBDII code P2123 present?
- It is not recommended to drive the vehicle with this code present, as it can lead to unsafe driving conditions and potential further damage to the engine.
5. How can I diagnose the OBDII code P2123 in my Acura?
- Diagnosing the code involves using a scan tool to retrieve the specific fault codes, checking the wiring and connectors related to the accelerator pedal and throttle position sensors, and testing the sensors themselves.
6. What are the repair options for the OBDII code P2123 in an Acura?
- Repair options include replacing the faulty accelerator pedal position sensor or throttle position sensor, repairing any damaged wiring or connectors, and resetting the engine control module.
7. Are there any DIY tips for fixing the OBDII code P2123 in an Acura?
- While some basic troubleshooting like checking for loose connections can be done by DIYers, it is recommended to have a professional diagnose and repair this code due to its complexity.
8. Can a bad accelerator pedal position sensor cause the OBDII code P2123 in an Acura?
- Yes, a malfunctioning accelerator pedal position sensor is a common cause of the P2123 code, as it affects the signal sent to the engine control module.
9. How much does it cost to repair the OBDII code P2123 in an Acura?
- The cost of repair can vary depending on the exact cause of the issue, but it may range from $200 to $500 for parts and labor.
10. Will resetting the OBDII code P2123 in an Acura make it go away permanently?
- Resetting the code may temporarily clear the warning light, but if the underlying issue is not fixed, the code is likely to reappear. It's important to address the root cause of the problem to prevent it from returning.
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