AutoCodes – Infiniti – U12AA Infiniti

U12AA Infiniti Code - AV Control Unit Configuration Error

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the Audio and Video (AV) Control Unit is not properly configured or configuration is corrupt. Common causes include Audio and Video (AV) Control Unit Configuration, Faulty Audio and Video (AV) Control Unit. 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: U12AA Infiniti indicates AV Control Unit Configuration Error.
Common causes: Common causes include Audio and Video (AV) Control Unit Configuration, Faulty Audio and Video (AV) Control Unit.
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 1,370

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 15, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U12AA Infiniti Description

The Diagnostic Trouble Code (DTC) sets when the Audio and Video (AV) Control Unit is not properly configured or configuration is corrupt.

OBDII Code U12AA Infiniti - AV Control Unit Configuration Error - AutoCodes.com — U12AA Infiniti Code - AV Control Unit Configuration Error

What does this mean?

What are the Possible Causes of the DTC U12AA Infiniti?

Audio and Video (AV) Control Unit Configuration
Faulty Audio and Video (AV) Control Unit

How to Fix the DTC U12AA Infiniti?

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 U12AA Infiniti 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.

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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 U12AA Infiniti Code

1. What does the OBDII code U12AA for Infiniti mean?

The code U12AA indicates an AV control unit configuration error in an Infiniti vehicle.

2. What are the common symptoms of the U12AA AV Control Unit Configuration Error code?

Common symptoms may include issues with the audio and visual system, such as a blank or frozen screen, loss of sound, or incorrect display information.

3. What are the possible causes of the U12AA code in an Infiniti?

Potential causes of the U12AA code could be a faulty AV control unit, a software glitch, a wiring issue, or a communication error between components.

4. How can I diagnose the U12AA AV Control Unit Configuration Error in my Infiniti?

Diagnosing the U12AA code may require using a professional OBDII scanner to retrieve the code and further troubleshooting the AV control unit, connections, and software.

5. How can I repair the U12AA AV Control Unit Configuration Error in my Infiniti?

Repair options may include resetting the AV control unit, updating the software, checking and repairing any wiring issues, or replacing the AV control unit if necessary.

6. Can I drive my Infiniti with the U12AA code present?

It is generally safe to drive your vehicle with the U12AA code, but it is recommended to address the issue promptly to ensure proper functionality of the AV system.

7. Will resetting the AV control unit clear the U12AA code?

Resetting the AV control unit may clear the code temporarily, but if the underlying issue is not resolved, the code is likely to reappear.

8. How much does it typically cost to repair the U12AA AV Control Unit Configuration Error in an Infiniti?

The cost of repairing the U12AA code can vary depending on the cause of the issue, with potential costs including software updates, wiring repairs, or AV control unit replacement.

9. Can a DIY enthusiast fix the U12AA code in an Infiniti?

While some basic troubleshooting steps like checking connections can be done by a DIY enthusiast, diagnosing and repairing the U12AA code may require professional expertise and specialized tools.

10. How can I prevent the U12AA AV Control Unit Configuration Error in my Infiniti in the future?

Regularly maintaining your vehicle, updating software as recommended by the manufacturer, and addressing any audio and visual system issues promptly can help prevent the U12AA code from occurring.