AutoCodes – Toyota – B1562 Toyota

B1562 Toyota Code - XM Tuner Disconnected

Quick Answer

The Navigation Receiver Assembly and Stereo Component Tuner Assembly are connected by the AVC-LAN communication line. Common causes include Faulty Stereo Component Tuner Assembly, Faulty Navigation Receiver Assembly, Navigation Receiver 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
B1562 Toyota indicates XM Tuner Disconnected.
Common causes
Common causes include Faulty Stereo Component Tuner Assembly, Faulty Navigation Receiver Assembly, Navigation Receiver 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 822
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 21, 2019
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Code B1562 Toyota Description

The Navigation Receiver Assembly and Stereo Component Tuner Assembly are connected by the AVC-LAN communication line. When an AVC-LAN communication error occurs between the Navigation Receiver Assembly and Stereo Component Tuner Assembly, the Diagnostic Trouble Code (DTC) will be stored.
OBDII Code B1562 Toyota - XM Tuner Disconnected - AutoCodes.com
B1562 Toyota Code - XM Tuner Disconnected

What are the Possible Causes of the DTC B1562 Toyota?

  • Faulty Stereo Component Tuner Assembly
  • Faulty Navigation Receiver Assembly
  • Navigation Receiver Assembly harness is open or shorted
  • Navigation Receiver Assembly circuit poor electrical connection

How to Fix the DTC B1562 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 B1562 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 B1562 Toyota code?

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Need Help with the 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 B1562 Toyota Code

1. What are the common symptoms of OBDII code B1562 Toyota (XM Tuner Disconnected)?

When this code is triggered, you may experience issues with the XM radio, such as no sound, poor reception, or complete loss of signal.

2. What are the possible causes of OBDII code B1562 Toyota?

The code B1562 typically indicates that the XM tuner is disconnected or faulty. This could be due to a loose connection, damaged wiring, or a malfunctioning tuner module.

3. How can I diagnose the cause of OBDII code B1562 Toyota?

To diagnose the issue, start by checking the connections to the XM tuner and inspecting the wiring for any damage. You may also need to test the tuner module itself for proper functionality.

4. Can I repair OBDII code B1562 Toyota on my own?

If the issue is simply a loose connection, you may be able to reattach the connector yourself. However, if the XM tuner or wiring is damaged, it's recommended to seek professional help for repairs.

5. Is it safe to continue driving with OBDII code B1562 Toyota active?

While the code itself may not affect the drivability of the vehicle, it's best to address the issue promptly to ensure your XM radio system functions properly.

6. How much does it typically cost to repair OBDII code B1562 Toyota?

The cost of repairs for this code can vary depending on the extent of the issue. Simple fixes like reconnecting a loose connector may be inexpensive, while replacing a faulty XM tuner module could be more costly.

7. Can OBDII code B1562 Toyota be intermittent?

Yes, in some cases, the XM tuner disconnection issue may be intermittent, causing the code to come and go. It's important to address the root cause to prevent ongoing problems.

8. Will resetting the OBDII code B1562 Toyota make it go away permanently?

Resetting the code may temporarily clear it, but if the underlying issue with the XM tuner remains unresolved, the code is likely to reappear.

9. Are there any recalls or technical service bulletins related to OBDII code B1562 Toyota?

It's advisable to check with Toyota dealerships or online resources to see if there are any recalls or technical service bulletins addressing the XM tuner disconnection issue associated with code B1562.

10. Can a malfunctioning XM antenna cause OBDII code B1562 Toyota to be triggered?

While the code specifically relates to the XM tuner, a faulty XM antenna could potentially lead to reception issues that manifest as symptoms similar to those associated with code B1562.

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