AutoCodes – Lexus – B158F Lexus

B158F Lexus 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 Lexus 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 1,588

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 Lexus Description

OBDII Code B158F Lexus - AV Signal Stoppage Low Battery Voltage - AutoCodes.com — B158F Lexus Code - AV Signal Stoppage Low Battery Voltage

What does this mean?

What are the Possible Causes of the DTC B158F Lexus?

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 Lexus?

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 Lexus 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 Lexus code?

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

Need Help with the Code?

Get the B158F Lexus 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 Lexus Code

1. What are the common symptoms of OBDII code B158F in a Lexus related to AV Signal Stoppage Low Battery Voltage?

- Common symptoms include issues with the audio/video system, such as screen freeze, loss of sound, or no display.

2. What are the possible causes of OBDII code B158F in a Lexus related to AV Signal Stoppage Low Battery Voltage?

- Possible causes include a weak or failing battery, electrical issues, damaged wiring, or a faulty audio/video module.

3. How can I diagnose OBDII code B158F in my Lexus for AV Signal Stoppage Low Battery Voltage?

- You can start by checking the battery voltage, inspecting the wiring for any damage, and using a diagnostic scanner to read the code and further troubleshoot the issue.

4. Can a weak battery cause OBDII code B158F related to AV Signal Stoppage in a Lexus?

- Yes, a weak or failing battery can lead to low voltage issues that trigger the AV Signal Stoppage code in a Lexus.

5. What are some repair tips for resolving OBDII code B158F in a Lexus due to AV Signal Stoppage Low Battery Voltage?

- Repair tips may include replacing the battery if it is weak, checking and fixing any damaged wiring, or replacing the audio/video module if necessary.

6. Is it safe to continue driving my Lexus with OBDII code B158F related to AV Signal Stoppage Low Battery Voltage?

- It is generally not recommended to drive the vehicle with this code as it may affect the functionality of the audio/video system and could indicate underlying electrical issues.

7. Can I reset the OBDII code B158F related to AV Signal Stoppage in my Lexus without fixing the root cause?

- While you can clear the code with a diagnostic tool, it is crucial to address the root cause to prevent the issue from reoccurring.

8. How much does it typically cost to repair OBDII code B158F in a Lexus related to AV Signal Stoppage Low Battery Voltage?

- The cost of repair can vary depending on the cause of the issue, but it may involve expenses for battery replacement, wiring repairs, or module replacement.

9. Are there any recalls or technical service bulletins related to OBDII code B158F in Lexus models for AV Signal Stoppage Low Battery Voltage?

- It is recommended to check with a Lexus dealership or visit the manufacturer's website for any recalls or technical service bulletins related to this specific OBDII code.

10. Can OBDII code B158F related to AV Signal Stoppage Low Battery Voltage affect other systems in my Lexus?

- While the code is primarily related to the audio/video system, underlying electrical issues can potentially impact other systems in the vehicle, highlighting the importance of timely diagnosis and repair.