AutoCodes – Toyota – B15B5 Toyota

B15B5 Toyota Code - DVD Changer Malfunction

Quick Answer

The Diagnostic Trouble Code (DTC) is stored when a malfunction occurs in the Navigation ECU Sub-Assembly. Common causes include Faulty Navigation ECU Sub-Assembly, Navigation ECU Sub-Assembly harness is open or shorted, Navigation ECU Sub-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: B15B5 Toyota indicates DVD Changer Malfunction.
Common causes: Common causes include Faulty Navigation ECU Sub-Assembly, Navigation ECU Sub-Assembly harness is open or shorted, Navigation ECU Sub-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.

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Code Popularity 1,694

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 May 21, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B15B5 Toyota Description

The Diagnostic Trouble Code (DTC) is stored when a malfunction occurs in the Navigation ECU Sub-Assembly.

OBDII Code B15B5 Toyota - DVD Changer Malfunction - AutoCodes.com — B15B5 Toyota Code - DVD Changer Malfunction

What does this mean?

What are the Possible Causes of the DTC B15B5 Toyota?

Faulty Navigation ECU Sub-Assembly
Navigation ECU Sub-Assembly harness is open or shorted
Navigation ECU Sub-Assembly circuit poor electrical connection

How to Fix the DTC B15B5 Toyota?

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 B15B5 Toyota 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 B15B5 Toyota code?

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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 B15B5 Toyota Code

1. What does the OBDII code B15B5 mean on a Toyota?

The B15B5 code indicates a malfunction in the DVD changer system, typically related to a communication or hardware issue.

2. What are common symptoms of the B15B5 code?

Symptoms include the inoperative DVD changer, inability to play discs, error messages on the screen, or the system freezing.

3. What causes the B15B5 code in a Toyota?

Common causes include faulty connections, a damaged or defective DVD changer unit, or software glitches in the multimedia system.

4. Can a blown fuse cause the B15B5 code?

Yes, a blown fuse in the multimedia or accessory circuit can disrupt power to the DVD changer and trigger the code.

5. How can I fix the B15B5 code on my Toyota?

Check the wiring and connections to the DVD changer, inspect for blown fuses, and reset the multimedia system. If the issue persists, the DVD changer may need to be repaired or replaced.

6. Do I need to replace the entire DVD changer for the B15B5 code?

Not always. Sometimes the issue can be resolved by fixing loose connections or updating the multimedia system software.

7. Is the B15B5 code related to other multimedia issues?

It can be. Problems with the DVD changer may also affect other multimedia functions, especially if thereâ€™s a shared circuit or communication fault.

8. Can I drive my Toyota with the B15B5 code active?

Yes, the code does not affect drivability, but it will prevent the DVD changer from functioning properly.

9. How do I reset the B15B5 code on a Toyota?

Disconnect the battery for a few minutes or use an OBDII scanner to clear the code after addressing the underlying issue.

10. How much does it cost to repair the B15B5 code?

Repair costs vary depending on the issue. Replacing a DVD changer can cost several hundred dollars, while fixing wiring or connections may be less expensive.