P2123 Nissan Code - Accelerator Pedal Position Sensor Circuit Range/Performance
Quick Answer
The P2123 diagnostic trouble code for Nissan vehicles indicates an issue with the Accelerator Pedal Position Sensor Circuit Range/Performance. Common causes include Faulty accelerator pedal position sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning ECM. 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 Nissan indicates Accelerator Pedal Position Sensor Circuit Range/Performance.
- Common causes
- Common causes include Faulty accelerator pedal position sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning ECM.
- 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 Nissan Description
The P2123 diagnostic trouble code for Nissan vehicles indicates an issue with the Accelerator Pedal Position Sensor Circuit Range/Performance. This sensor is responsible for monitoring the position of the accelerator pedal and providing this information to the Engine Control Module (ECM). The ECM uses this data to adjust fuel delivery and ignition timing, ensuring optimal engine performance and efficiency.
Common Causes of P2123 Nissan
- Faulty accelerator pedal position sensor.
- Damaged wiring or connectors in the sensor circuit.
- Malfunctioning ECM.
- Corrosion or water damage in the sensor circuit.
- Loose or disconnected sensor connections.
Symptoms of P2123 Nissan
- Decreased acceleration or lack of response when pressing the accelerator pedal.
- Rough idling or stalling when trying to accelerate.
- Engine going into reduced power mode.
- Check Engine Light illuminated on the dashboard.
- Reduced fuel efficiency.
How to Fix P2123 Nissan
- Use a diagnostic scanner to retrieve the trouble code and confirm the issue is related to the accelerator pedal position sensor.
- Inspect the sensor, wiring, and connectors for any visible damage or corrosion.
- Test the sensor's resistance and voltage output to determine if it is functioning properly.
- Replace the accelerator pedal position sensor if it is found to be faulty.
- Clear the trouble code from the ECM memory and perform a test drive to ensure the issue has been resolved.
Cost to Fix P2123 Nissan
The typical repair costs for addressing the P2123 code can range from $150 to $400, including parts and labor. However, it is essential to keep in mind that actual costs can vary depending on the specific diagnosis time and labor rates at auto repair shops. Rates can be influenced by factors such as location, vehicle make and model, and engine type. It is advisable to check with local shops for a more accurate estimate.
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Information for Specific Nissan Models
- P2123 2003 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2004 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2005 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2006 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2008 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2009 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2010 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2011 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2012 Nissan Altima Sedan — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2004 Nissan Maxima — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2005 Nissan Maxima — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2006 Nissan Maxima — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2007 Nissan Maxima — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2008 Nissan Maxima — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2008 Nissan Rogue — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2009 Nissan Rogue — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2010 Nissan Rogue — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2011 Nissan Rogue — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2012 Nissan Rogue — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2013 Nissan Rogue — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2007 Nissan Sentra — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2008 Nissan Sentra — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2009 Nissan Sentra — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2010 Nissan Sentra — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2011 Nissan Sentra — Accelerator Pedal Position Sensor Circuit Range/Performance
- P2123 2012 Nissan Sentra — Accelerator Pedal Position Sensor Circuit Range/Performance
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