U12AF Code - CD Mechanism Temperature Warning
Quick Answer
The Diagnostic Trouble Code (DTC) sets when the CD Drive temperature has exceeded maximum temperature. Common causes include Faulty Audio and Video (AV) Control Unit, AV Control Unit harness is open or shorted, AV Control Unit 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
- U12AF indicates CD Mechanism Temperature Warning.
- Common causes
- Common causes include Faulty Audio and Video (AV) Control Unit, AV Control Unit harness is open or shorted, AV Control Unit 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.
Code U12AF Description
What are the Possible Causes of the DTC U12AF?
- Faulty Audio and Video (AV) Control Unit
- AV Control Unit harness is open or shorted
- AV Control Unit circuit poor electrical connection
How to Fix the DTC U12AF?
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 U12AF 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 U12AF code?
Need more information on how to fix the U12AF code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the U12AF code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- U12AF Infiniti — CD Mechanism Temperature Warning
- U12AF Nissan — CD Mechanism Temperature Warning
Frequently Asked Questions about U12AF Code
1. What are the common symptoms of OBDII code U12AF (CD Mechanism Temperature Warning)?
- Common symptoms include the CD player not functioning properly, overheating smell coming from the CD player, and error messages related to CD mechanism temperature.
2. What are the possible causes of OBDII code U12AF?
- Causes may include a malfunctioning CD player motor, a faulty temperature sensor, a build-up of dust and debris in the CD player, or excessive use of the CD player.
3. How can I diagnose the issue related to OBDII code U12AF at home?
- You can start by inspecting the CD player for any visible damage or obstructions, listening for unusual sounds during CD playback, and checking if the CD player feels excessively hot to the touch.
4. What should I do if my car displays the U12AF code?
- It is recommended to stop using the CD player immediately to prevent any further damage. Consult a professional mechanic to diagnose and repair the issue.
5. Can I reset the U12AF code myself?
- While you can attempt to clear the code by disconnecting the car battery for a few minutes, it is crucial to address the underlying issue causing the code to prevent it from reoccurring.
6. Are there any temporary solutions to address the CD Mechanism Temperature Warning code?
- You can try gently cleaning the CD player with compressed air to remove any dust or debris that may be causing the temperature warning. However, a proper repair by a professional is recommended for a long-term solution.
7. How much does it typically cost to repair OBDII code U12AF?
- The cost of repairing this code can vary depending on the exact cause of the issue and the labor rates of the repair shop. It is advisable to get a diagnosis from a mechanic to receive an accurate estimate.
8. Can the U12AF code affect other components of the car?
- While the U12AF code specifically relates to the CD player's temperature warning, it is essential to address the issue promptly to prevent any potential damage to other electrical components in the vehicle.
9. Is it safe to continue driving with the U12AF code present?
- It is not recommended to continue driving with the U12AF code, as it can lead to further damage to the CD player and potentially affect other electrical systems in the car.
10. How often does the CD mechanism temperature warning issue occur in vehicles?
- The CD mechanism temperature warning issue is relatively uncommon but can occur in older vehicles or those with high CD player usage. Regular maintenance and cleaning can help prevent this problem.
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