AutoCodes – Toyota – B158F 2014 Toyota RAV4

B158F 2014 Toyota RAV4 Code - AV Signal Stoppage Low Battery Voltage

Quick Answer

This Diagnostic Trouble Code (DTC) is stored when a video or audio signal is interrupted due to battery voltage input to the Radio and Display Receiver Assembly (or Navigation Receiver Assembly) dropping temporarily. Common causes include Faulty Radio and Display Receiver Assembly (or Navigation Receiver Assembly), Radio and Display Receiver Assembly harness is open or shorted, Radio and Display Receiver Assembly 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: B158F 2014 Toyota RAV4 indicates AV Signal Stoppage Low Battery Voltage.
Common causes: Common causes include Faulty Radio and Display Receiver Assembly (or Navigation Receiver Assembly), Radio and Display Receiver Assembly harness is open or shorted, Radio and Display Receiver Assembly 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 259

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 Mar 25, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B158F 2014 Toyota RAV4 Description

OBDII Code B158F 2014 Toyota RAV4 - AV Signal Stoppage Low Battery Voltage - AutoCodes.com — B158F 2014 Toyota RAV4 Code - AV Signal Stoppage Low Battery Voltage

What does this mean?

What are the Possible Causes of the DTC B158F 2014 Toyota RAV4?

Faulty Radio and Display Receiver Assembly (or Navigation Receiver Assembly)
Radio and Display Receiver Assembly harness is open or shorted
Radio and Display Receiver Assembly circuit poor electrical connection

How to Fix the DTC B158F 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 B158F 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 B158F 2014 Toyota RAV4 code?

Need more information on how to fix the B158F 2014 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B158F 2014 Toyota RAV4 code diagnosed by a professional: Find a repair shop in your area

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 B158F 2014 Toyota RAV4 Code

1. What does the OBDII code B158F indicate on a 2014 Toyota RAV4?

- The B158F code on a 2014 Toyota RAV4 indicates an issue with the AV (audio/video) signal, specifically pointing to a stoppage due to low battery voltage.

2. What symptoms might I notice if my 2014 Toyota RAV4 has the B158F code?

- Symptoms can include the audio or video system turning off unexpectedly, intermittent functionality of the AV system, or a completely non-functional AV system.

3. What causes the B158F code to appear on a 2014 Toyota RAV4?

- This code is typically triggered by insufficient battery voltage, which might be due to a failing battery, poor battery connections, or issues with the vehicleâ€™s charging system.

4. How do I troubleshoot the B158F code in a 2014 Toyota RAV4?

- Start by checking the batteryâ€™s voltage and condition. Ensure the battery terminals are clean and tightly connected. Also, check the alternatorâ€™s performance to ensure it is charging the battery properly.

5. Can driving my 2014 Toyota RAV4 with the B158F code active cause further vehicle damage?

- While the B158F code itself is unlikely to cause additional damage to the vehicle, driving with low battery voltage can lead to other electrical system malfunctions and potentially leave you stranded if the vehicle fails to start.

6. What are the steps to clear the B158F code on a 2014 Toyota RAV4?

- After addressing the underlying issue, such as replacing or charging the battery or repairing the charging system, use an OBDII scanner to clear the B158F code from the vehicleâ€™s computer.

7. Is it safe to drive my 2014 Toyota RAV4 with the B158F code showing?

- It is generally safe to drive for short distances, but you should resolve the issue promptly to avoid situations where the vehicle might not start or other electrical components might fail due to low voltage.

8. What kind of maintenance can prevent the B158F code on a 2014 Toyota RAV4?

- Regular maintenance of the vehicleâ€™s battery and charging system, including periodic checks and cleaning of battery terminals and ensuring the alternator is functioning correctly, can prevent this issue.

9. Who should I consult for repairs if I am not experienced with car maintenance and the B158F code appears?

- It is advisable to consult a professional mechanic or a Toyota dealership for accurate diagnostics and repair, especially if you are not familiar with automotive electrical systems.