P2128 Acura Code - Accelerator Pedal Position Sensor 'B' Throttle Position Sensor 'D' Circuit High Voltage
Quick Answer
The P2128 diagnostic trouble code for Acura vehicles indicates an issue with the Accelerator Pedal Position Sensor 'B' Throttle Position Sensor 'D' Circuit High Voltage. Common causes include Faulty accelerator pedal position sensor, Faulty throttle position sensor, Wiring issues or poor connections in the sensor 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
- P2128 Acura indicates Accelerator Pedal Position Sensor 'B' Throttle Position Sensor 'D' Circuit High Voltage.
- Common causes
- Common causes include Faulty accelerator pedal position sensor, Faulty throttle position sensor, Wiring issues or poor connections in the sensor 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 P2128 Acura Description
The P2128 diagnostic trouble code for Acura vehicles indicates an issue with the Accelerator Pedal Position Sensor 'B' Throttle Position Sensor 'D' Circuit High Voltage. This means that the voltage signal being received from the accelerator pedal position sensor and throttle position sensor is higher than normal, potentially causing issues with the engine's performance and overall vehicle operation.
Common Causes of P2128 Acura
- Faulty accelerator pedal position sensor
- Faulty throttle position sensor
- Wiring issues or poor connections in the sensor circuit
- ECM malfunction or software glitch
- Environmental factors causing sensor interference or damage
Symptoms of P2128 Acura
- Engine hesitations or surges during acceleration
- Decreased fuel efficiency
- Rough idling or stalling
- Loss of power while driving
- Check Engine Light illuminated on the dashboard
How to Fix P2128 Acura
- Perform a thorough inspection of the accelerator pedal position sensor and throttle position sensor wiring and connections.
- Test the sensors using a multimeter to check for proper voltage output.
- Replace any faulty sensors or repair damaged wiring as needed.
- Clear the diagnostic trouble codes from the ECM and perform a test drive to ensure the issue has been resolved.
- If the problem persists, further diagnosis of the ECM or other related components may be necessary.
Cost to Fix P2128 Acura
The typical repair costs for addressing a P2128 code on an Acura vehicle can range from $200 to $500, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's advisable to check local rates for a more precise estimate. Keep in mind that rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.
Tech Notes for P2128 Acura
Need more information about the P2128 Acura code?
Need more information on how to fix the P2128 Acura code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P2128 Acura code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P2128 Acura Code
1. What are the common symptoms of OBDII code P2128 in an Acura?
- Common symptoms include reduced engine power, acceleration issues, stalling, and the vehicle going into limp mode.
2. What can cause the OBDII code P2128 in an Acura?
- The code P2128 is typically caused by a faulty accelerator pedal position sensor or throttle position sensor, wiring issues, or a malfunction in the engine control module.
3. How can I diagnose the OBDII code P2128 in my Acura?
- Diagnosing the code involves using a scan tool to retrieve the code, checking the sensor readings, inspecting the wiring for damage, and testing the sensor's voltage levels.
4. Is it safe to drive with the OBDII code P2128 in my Acura?
- It is not recommended to drive with the P2128 code present, as it can lead to unsafe driving conditions due to potential acceleration and power issues.
5. Can I reset the OBDII code P2128 in my Acura and see if it comes back?
- While you can reset the code, it is advisable to diagnose and repair the underlying issue causing the code to prevent further problems.
6. How can I repair the OBDII code P2128 in my Acura?
- Repairing the code may involve replacing the faulty accelerator pedal position sensor or throttle position sensor, repairing damaged wiring, or reprogramming the engine control module.
7. Are there any DIY tips for fixing the OBDII code P2128 in an Acura?
- DIY tips include checking the sensor connectors for corrosion, ensuring proper sensor alignment, and following a detailed repair manual for your specific Acura model.
8. Will the OBDII code P2128 cause my Acura to fail an emissions test?
- Yes, the P2128 code can cause your Acura to fail an emissions test, as it indicates a problem with the accelerator pedal position sensor or throttle position sensor.
9. How much does it cost to repair the OBDII code P2128 in an Acura?
- The cost of repairing the P2128 code can vary depending on the extent of the issue, but it may range from $200 to $500 for parts and labor.
10. Can the OBDII code P2128 in my Acura be intermittent?
- Yes, the P2128 code can sometimes be intermittent, but it is essential to address the underlying problem to prevent potential safety hazards and further damage to the vehicle.
Discuss the causes and fixes for P2128 Acura OBDII Code
Code P2128 Acura 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.