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Engine-Codes – Nissan – P1122 2007 Nissan Maxima

P1122 2007 Nissan Maxima Code - Electric Throttle Control Performance Problem

Quick Answer

The P1122 code on a 2007 Nissan Maxima indicates an Electric Throttle Control Performance Problem. Common causes include Faulty throttle control module, Wiring or connector damage, Sensor malfunction (e.g., throttle position sensor). 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
P1122 2007 Nissan Maxima indicates Electric Throttle Control Performance Problem.
Common causes
Common causes include Faulty throttle control module, Wiring or connector damage, Sensor malfunction (e.g., throttle position sensor).
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P1122 2007 Nissan Maxima Description

The P1122 code on a 2007 Nissan Maxima indicates an Electric Throttle Control Performance Problem. This code is related to the vehicle's electronic throttle control system, which is responsible for managing the engine's throttle opening. The throttle control module receives input from various sensors to determine the appropriate throttle position based on driver input and engine conditions. When the module detects a performance issue, it triggers the P1122 code.

OBDII Code P1122 2007 Nissan Maxima - Electric Throttle Control Performance Problem
P1122 2007 Nissan Maxima Code - Electric Throttle Control Performance Problem

Common Causes of P1122 2007 Nissan Maxima

  1. Faulty throttle control module
  2. Wiring or connector damage
  3. Sensor malfunction (e.g., throttle position sensor)
  4. Throttle body issues (e.g., carbon buildup)
  5. Electronic control unit (ECU) communication errors

Symptoms of P1122 2007 Nissan Maxima

  1. Erratic throttle response
  2. Reduced engine power
  3. Stalling or hesitation during acceleration
  4. Illuminated Check Engine Light
  5. Vehicle going into "limp mode" to protect the engine

How to Fix P1122 2007 Nissan Maxima

  1. Diagnose the specific cause of the P1122 code using a diagnostic scanner and multimeter to test sensors, wiring, and the throttle control module.
  2. Inspect and repair any damaged wiring or connectors in the electronic throttle control system.
  3. Replace the faulty throttle control module if necessary, following manufacturer's guidelines.
  4. Clean or replace the throttle body to ensure proper operation.
  5. Clear the diagnostic trouble codes and perform a test drive to verify that the issue has been resolved.

Cost to Fix P1122 2007 Nissan Maxima

The typical repair costs for addressing a P1122 code on a 2007 Nissan Maxima can range from $200 to $600, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. It is advisable to check local rates for a more accurate estimate. Most auto repair shops charge between $80 and $150 per hour, with rates potentially higher in metropolitan areas or at dealerships, and lower at independent shops.

What does this mean?

Tech Notes for P1122 2007 Nissan Maxima

Start by performing the "Idle Air Volume Learning Procedure", if the problem persists the Electric Throttle Control Actuator may need to be replaced.

When is the Code Detected?

Electric throttle control function does not operate properly.

Need more information about the P1122 2007 Nissan Maxima 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 P1122 2007 Nissan Maxima Code

1. What are the common symptoms of OBDII code P1122 on a 2007 Nissan Maxima?

The common symptoms include reduced engine power, difficulty accelerating, and the vehicle going into limp mode.

2. What are the potential causes of OBDII code P1122 on a 2007 Nissan Maxima?

The code P1122 usually indicates an issue with the electric throttle control system, which could be caused by a faulty throttle position sensor, throttle body, or wiring issue.

3. How can I diagnose the OBDII code P1122 on my 2007 Nissan Maxima?

Diagnosing the code typically involves using a scan tool to check for specific error codes, inspecting the throttle body and position sensor for any visible damage, and testing the electrical connections.

4. What are some repair tips for fixing OBDII code P1122 on a 2007 Nissan Maxima?

Repair tips may include cleaning the throttle body, replacing the throttle position sensor, checking and repairing any damaged wiring, or resetting the throttle control system.

5. Can I drive my 2007 Nissan Maxima with OBDII code P1122?

It is not recommended to drive the vehicle with the OBDII code P1122 as it can lead to further damage and potentially unsafe driving conditions due to reduced engine power.

6. How much does it cost to repair OBDII code P1122 on a 2007 Nissan Maxima?

The cost of repairing the code P1122 can vary depending on the specific issue causing it, but it may range from a few hundred to a thousand dollars, including parts and labor.

7. Will resetting the OBDII code P1122 on my 2007 Nissan Maxima fix the issue?

Resetting the code may temporarily clear the error, but if the underlying issue causing the code is not addressed, it is likely to return. It's important to diagnose and repair the root cause of the problem.

8. What is the electric throttle control system in a 2007 Nissan Maxima?

The electric throttle control system in a 2007 Nissan Maxima regulates the airflow into the engine by adjusting the throttle plate position electronically based on driver input and engine conditions.

9. Can a DIY enthusiast fix OBDII code P1122 on a 2007 Nissan Maxima?

While some aspects of diagnosing and repairing the code P1122 can be done by a DIY enthusiast, it is recommended to seek professional help, especially for complex electronic systems like the throttle control.

10. Is OBDII code P1122 a common issue in 2007 Nissan Maxima vehicles?

While not extremely common, OBDII code P1122 can occur in 2007 Nissan Maxima vehicles due to various factors such as wear and tear on throttle components or electrical issues.

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