B1579 2017 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 2017 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 2017 Toyota RAV4 Description
What are the Possible Causes of the DTC B1579 2017 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 2017 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 2017 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 2017 Toyota RAV4 code?
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Need Help with the Code?
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Frequently Asked Questions about B1579 2017 Toyota RAV4 Code
1. What are the common symptoms of OBDII code B1579 on a 2017 Toyota RAV4?
The common symptoms of code B1579 "Voice Recognition Microphone Disconnected" may include malfunctioning voice control features, inability to use hands-free calling, and error messages related to the microphone system.
2. What could cause the OBDII code B1579 to appear on a 2017 Toyota RAV4?
The code B1579 typically indicates a fault in the voice recognition microphone system, which could be caused by a disconnected or faulty microphone, wiring issues, or a problem with the microphone control module.
3. How can I diagnose the cause of OBDII code B1579 on my 2017 Toyota RAV4?
To diagnose the cause of code B1579, you can start by checking the connections and condition of the voice recognition microphone, inspecting the wiring for any damage, and using a diagnostic tool to test the microphone system components for proper functionality.
4. Is it safe to continue driving my 2017 Toyota RAV4 with OBDII code B1579 present?
While code B1579 is related to the voice recognition system and may not affect the overall drivability of the vehicle, it is advisable to address the issue promptly to ensure the proper functioning of the microphone system and related features.
5. Can I repair OBDII code B1579 on my 2017 Toyota RAV4 myself?
Depending on your experience and access to tools, you may be able to repair code B1579 yourself by checking and reconnecting the microphone, repairing any damaged wiring, or replacing faulty components. However, if you are unsure, it is recommended to seek professional help.
6. Will resetting the OBDII system clear code B1579 on my 2017 Toyota RAV4?
Resetting the OBDII system may temporarily clear code B1579, but if the underlying issue causing the fault is not addressed, the code is likely to reappear. It is important to diagnose and fix the root cause of the problem.
7. How much does it typically cost to repair OBDII code B1579 on a 2017 Toyota RAV4?
The cost of repairing code B1579 on a 2017 Toyota RAV4 can vary depending on the specific cause of the issue. Simple fixes such as reconnecting a disconnected microphone may be less expensive, while replacing components or addressing wiring problems could cost more.
8. Can extreme temperatures or environmental factors trigger OBDII code B1579 on a 2017 Toyota RAV4?
Extreme temperatures or environmental factors may contribute to issues with the voice recognition microphone system, potentially leading to the appearance of code B1579. Ensuring the components are properly insulated and protected can help prevent such problems.
9. Are there any software updates available to address OBDII code B1579 on a 2017 Toyota RAV4?
In some cases, software updates provided by Toyota may address issues related to code B1579 by improving the functionality of the voice recognition system. Checking with your dealership or authorized service center for available updates is recommended.
10. How can I prevent OBDII code B1579 from recurring on my 2017 Toyota RAV4?
To prevent code B1579 from recurring, it is important to properly maintain the voice recognition microphone system, ensure all connections are secure, address any wiring issues promptly, and follow manufacturer recommendations for system care and usage.
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