AutoCodesNissan – P2127 2012 Nissan Rogue

P2127 2012 Nissan Rogue Code - Accelerator Pedal Position Sensor Circuit

Quick Answer

The Accelerator Pedal Position (APP) Sensor is installed on the upper end of the accelerator pedal assembly. Common causes include Faulty Accelerator Pedal Position Sensor, Accelerator Pedal Position Sensor harness is open or shorted, Accelerator Pedal Position Sensor circuit poor electrical connection. 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
P2127 2012 Nissan Rogue indicates Accelerator Pedal Position Sensor Circuit.
Common causes
Common causes include Faulty Accelerator Pedal Position Sensor, Accelerator Pedal Position Sensor harness is open or shorted, Accelerator Pedal Position Sensor circuit poor electrical connection.
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 Popularity 2,988
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P2127 2012 Nissan Rogue Description

The Accelerator Pedal Position (APP) Sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the Engine Control Module (ECM). Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometers which transform the accelerator pedal position into output voltage, and emit the voltage signal to the ECM. In addition, these sensors detect the opening and closing speed of the accelerator pedal and feed the voltage signals to the ECM. The ECM judges the current opening angle of the accelerator pedal from these signals and controls the throttle control motor based on these signals. Idle position of the accelerator pedal is determined by the ECM receiving the signal from the accelerator pedal position sensor. The ECM uses this signal for the engine operation such as fuel cut.
OBDII Code P2127 2012 Nissan Rogue - Accelerator Pedal Position Sensor Circuit - AutoCodes.com
P2127 2012 Nissan Rogue Code - Accelerator Pedal Position Sensor Circuit

What are the Possible Causes of the DTC P2127 2012 Nissan Rogue?

  • Faulty Accelerator Pedal Position Sensor
  • Accelerator Pedal Position Sensor harness is open or shorted
  • Accelerator Pedal Position Sensor circuit poor electrical connection
  • Faulty Electric Throttle Control Actuator (TP Sensor 1 and 2)
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P2127 2012 Nissan Rogue?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2127 2012 Nissan Rogue code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2127 2012 Nissan Rogue code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2127 2012 Nissan Rogue Code

1. What does the OBDII code P2127 mean on a 2012 Nissan Rogue?

P2127 indicates a problem with the Accelerator Pedal Position (APP) Sensor Circuit, specifically a low voltage signal detected in sensor 2.

2. What are the symptoms of a P2127 code on a 2012 Nissan Rogue?

Common symptoms include reduced engine performance, hesitation during acceleration, limp mode activation, and illumination of the check engine light.

3. What causes the P2127 code on a 2012 Nissan Rogue?

Possible causes include a faulty APP sensor, damaged wiring or connectors in the APP circuit, a malfunctioning throttle body, or issues with the engine control module (ECM).

4. How do I diagnose a P2127 code in my 2012 Nissan Rogue?

Start by using an OBDII scanner to confirm the code. Then inspect the APP sensor, wiring, and connectors for damage or corrosion. Test the sensor voltage and continuity with a multimeter.

5. Can I drive my 2012 Nissan Rogue with a P2127 code active?

It’s not recommended to drive with this code active, as it may lead to reduced performance, limp mode, or unsafe driving conditions.

6. How can I fix the P2127 code on my 2012 Nissan Rogue?

Repair or replace damaged wiring or connectors, clean corroded connections, or replace the faulty APP sensor if needed. In some cases, recalibration of the throttle system may be required.

7. How much does it cost to fix a P2127 code on a 2012 Nissan Rogue?

Repair costs can vary. Replacing the APP sensor typically costs between $100 and $300, depending on parts and labor. Wiring repairs may cost less.

8. Can a dirty throttle body cause a P2127 code?

While less common, a dirty or malfunctioning throttle body can contribute to this issue if it interferes with proper sensor readings.

9. Do I need to reset the ECM after fixing a P2127 code on my 2012 Nissan Rogue?

Yes, after repairs, clear the code with an OBDII scanner and test drive the vehicle to ensure the issue is resolved.

10. What happens if I ignore the P2127 code on my 2012 Nissan Rogue?

Ignoring this code can lead to poor vehicle performance, potential stalling, and long-term damage to the throttle or engine systems.

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