AutoCodes – Nissan – P0122 2007 Nissan Maxima

P0122 2007 Nissan Maxima Code - Throttle Position Sensor/Switch '1' Circuit Low Input

Quick Answer

The Throttle Pedal Position (TPP) responds to the accelerator pedal movement. Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle 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
P0122 2007 Nissan Maxima indicates Throttle Position Sensor/Switch '1' Circuit Low Input.
Common causes
Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 11,608
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 P0122 2007 Nissan Maxima Description

The Throttle Pedal Position (TPP) responds to the accelerator pedal movement. This sensor is a kind of potentiometer which transforms the throttle position into output voltage, and emits the voltage signal to the Engine Control Module (ECM). In addition, the sensor detects the opening and closing speed of the throttle valve and feeds the voltage signal to the ECM.
Idle position of the throttle valve is determined by the ECM receiving the signal from the throttle position sensor. This sensor controls engine operation such as fuel cut. On the other hand, the Wide open and closed throttle position switch, which is built into the throttle position sensor unit, is not used for engine control.
OBDII Code P0122 2007 Nissan Maxima - Throttle Position Sensor/Switch '1' Circuit Low Input - AutoCodes.com
P0122 2007 Nissan Maxima Code - Throttle Position Sensor/Switch '1' Circuit Low Input

What are the Possible Causes of the DTC P0122 2007 Nissan Maxima?

  • Faulty throttle position sensor.
  • Throttle position sensor harness is open or shorted
  • Throttle position sensor circuit poor electrical connection
  • Faulty accelerator pedal position sensor

How to Fix the DTC P0122 2007 Nissan Maxima?

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 P0122 2007 Nissan Maxima 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 P0122 2007 Nissan Maxima code?

Need more information on how to fix the P0122 2007 Nissan Maxima code? Get Access to Factory Service Manuals

Need Help with the 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 P0122 2007 Nissan Maxima Code

1. What are the common symptoms of OBDII code P0122 in a 2007 Nissan Maxima?

The common symptoms of OBDII code P0122 in a 2007 Nissan Maxima include poor acceleration, lack of power, stalling, and issues with the vehicle's idle.

2. What does the OBDII code P0122 indicate in a 2007 Nissan Maxima?

OBDII code P0122 in a 2007 Nissan Maxima indicates an issue with the Throttle Position Sensor/Switch '1' Circuit, specifically a low input signal.

3. What are the possible causes of OBDII code P0122 in a 2007 Nissan Maxima?

Possible causes of OBDII code P0122 in a 2007 Nissan Maxima include a faulty throttle position sensor, damaged wiring or connectors, or issues with the throttle body.

4. How can I diagnose the Throttle Position Sensor/Switch '1' Circuit Low Input issue in my 2007 Nissan Maxima?

To diagnose the Throttle Position Sensor/Switch '1' Circuit Low Input issue in a 2007 Nissan Maxima, you can use an OBDII scanner to read the trouble code, visually inspect the wiring and connectors, and test the throttle position sensor using a multimeter.

5. Can I drive my 2007 Nissan Maxima with OBDII code P0122?

It is not recommended to drive your 2007 Nissan Maxima with OBDII code P0122, as it can lead to poor engine performance and potential safety hazards. It is best to address the issue promptly.

6. How do I repair OBDII code P0122 in a 2007 Nissan Maxima?

To repair OBDII code P0122 in a 2007 Nissan Maxima, you may need to replace the throttle position sensor, repair any damaged wiring or connectors, or clean the throttle body. It is recommended to consult a professional mechanic for accurate diagnosis and repair.

7. Can a dirty throttle body cause OBDII code P0122 in a 2007 Nissan Maxima?

Yes, a dirty throttle body can cause OBDII code P0122 in a 2007 Nissan Maxima as it may affect the proper functioning of the throttle position sensor and lead to low input signal readings.

8. How much does it cost to repair OBDII code P0122 in a 2007 Nissan Maxima?

The cost to repair OBDII code P0122 in a 2007 Nissan Maxima can vary depending on the exact cause of the issue and the labor rates in your area. It is recommended to get a few quotes from different mechanics for an accurate estimate.

9. Is OBDII code P0122 a common issue in 2007 Nissan Maximas?

While OBDII code P0122 may not be extremely common in 2007 Nissan Maximas, it is a known issue that can occur due to various reasons such as sensor failure or wiring problems.

10. Can I reset the OBDII code P0122 in my 2007 Nissan Maxima?

You can reset the OBDII code P0122 in your 2007 Nissan Maxima using an OBDII scanner or by disconnecting the car's battery for a few minutes. However, it is important to address the underlying issue causing the code to prevent it from reoccurring.

Discuss the causes and fixes for P0122 2007 Nissan Maxima OBDII Code

  • why isn't the FMI listed after the Component Identifier? When retrieving service codes? Shouldnt there be a different FMI for Shorted High Verse Short to ground?

  • What is FMI?

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