B1579 2014 Toyota RAV4 Code - Voice Recognition Microphone Disconnected
Quick Answer
The Radio and Display Receiver Assembly (or Navigation Receiver Assembly) and Telephone Microphone Assembly are connected to each other using the microphone connection detection signal lines. Common causes include Faulty Map Light Assembly, Faulty Telephone Microphone Assembly, Telephone Microphone Assembly harness is open or shorted. 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
- B1579 2014 Toyota RAV4 indicates Voice Recognition Microphone Disconnected.
- Common causes
- Common causes include Faulty Map Light Assembly, Faulty Telephone Microphone Assembly, Telephone Microphone Assembly harness is open or shorted.
- 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 B1579 2014 Toyota RAV4 Description
What are the Possible Causes of the DTC B1579 2014 Toyota RAV4?
- Faulty Map Light Assembly
- Faulty Telephone Microphone Assembly
- Telephone Microphone Assembly harness is open or shorted
- Telephone Microphone Assembly circuit poor electrical connection
- Faulty Radio and Display Receiver Assembly (or Navigation Receiver Assembly)
How to Fix the DTC B1579 2014 Toyota RAV4?
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 B1579 2014 Toyota RAV4 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 B1579 2014 Toyota RAV4 code?
Need more information on how to fix the B1579 2014 Toyota RAV4 code? Get Access to Factory Service Manuals
Need Help with the Code?
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Frequently Asked Questions about B1579 2014 Toyota RAV4 Code
1. What are the common symptoms of OBDII code B1579 in a 2014 Toyota RAV4?
- The common symptom is the voice recognition system not responding or working intermittently.
2. What does OBDII code B1579 indicate in a 2014 Toyota RAV4?
- OBDII code B1579 indicates that the voice recognition microphone is disconnected or malfunctioning in the vehicle.
3. What are the possible causes of the voice recognition microphone being disconnected in a 2014 Toyota RAV4?
- The causes can range from a faulty microphone, wiring issues, a loose connection, or a problem with the voice recognition system itself.
4. How can I diagnose the issue related to OBDII code B1579 in my 2014 Toyota RAV4?
- You can start by checking the microphone and its connections for any visible damage or loose connections. Testing the microphone with a multimeter can also help diagnose the issue.
5. Can I repair the disconnected voice recognition microphone in my 2014 Toyota RAV4 myself?
- Depending on the exact cause, repairing the disconnected voice recognition microphone may involve replacing the microphone, fixing wiring issues, or reconnecting any loose connections. If you have the necessary tools and knowledge, you may be able to perform the repair yourself.
6. Is it safe to continue driving my 2014 Toyota RAV4 with OBDII code B1579?
- While the disconnected voice recognition microphone may not affect the overall drivability of the vehicle, it is recommended to address the issue to ensure the proper functioning of the voice recognition system.
7. Can OBDII code B1579 in a 2014 Toyota RAV4 be reset without fixing the underlying issue?
- Resetting the code without addressing the underlying issue will likely result in the code reappearing once the system detects the disconnected voice recognition microphone again.
8. How much does it typically cost to repair the voice recognition microphone issue in a 2014 Toyota RAV4?
- The cost of repairing the voice recognition microphone issue can vary depending on the exact cause of the problem and whether you choose to fix it yourself or take it to a professional mechanic.
9. Are there any common troubleshooting steps I can take before seeking professional help for OBDII code B1579 in my 2014 Toyota RAV4?
- You can start by checking the microphone connections, ensuring there are no visible damages, and testing the microphone using diagnostic tools. Checking for any loose connections and ensuring the system is powered correctly can also help troubleshoot the issue.
10. Will fixing the disconnected voice recognition microphone in my 2014 Toyota RAV4 improve the overall performance of the voice recognition system?
- Yes, fixing the disconnected voice recognition microphone should restore the proper functioning of the voice recognition system, allowing you to use voice commands effectively in your vehicle.
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