AutoCodes – Generic – C168B

C168B Code - AVC-LAN Communication Malfunction

Quick Answer

This Diagnostic Trouble Code (DTC) are stored if the Parking Assist ECU judges that there is a problem with the Audio Visual Communication-Local Area Network (AVC-LAN) communication system as a result of self check. Common causes include Audio Visual Communication-Local Area Network (AVC-LAN) Communication. 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: C168B indicates AVC-LAN Communication Malfunction.
Common causes: Common causes include Audio Visual Communication-Local Area Network (AVC-LAN) Communication.
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 2,567

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 Nov 17, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code C168B Description

OBDII Code C168B - AVC-LAN Communication Malfunction - AutoCodes.com — C168B Code - AVC-LAN Communication Malfunction

What does this mean?

What are the Possible Causes of the DTC C168B?

Audio Visual Communication-Local Area Network (AVC-LAN) Communication

How to Fix the DTC C168B?

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 does this mean?

Code Tech Notes

This Diagnostic Trouble Code (DTC) may be stored due to the battery condition or changes in the power supply waveform when starting the engine, even though there is no problem with the Audio Visual Communication-Local Area Network (AVC-LAN) communication system.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C168B 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 C168B code?

Need more information on how to fix the C168B code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C168B code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C168B Lexus — AVC-LAN Communication Malfunction
C168B Toyota — AVC-LAN Communication Malfunction

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 C168B Code

1. What are the common symptoms of OBDII code C168B (AVC-LAN Communication Malfunction)?

- Common symptoms include issues with the audio system, navigation system, or other multimedia components in the vehicle.

2. What can cause the OBDII code C168B to appear?

- The code C168B is typically caused by a malfunction in the AVC-LAN communication network, which connects various audio and visual components in the vehicle.

3. How can I diagnose the AVC-LAN Communication Malfunction associated with code C168B?

- Diagnosing this issue usually involves checking the wiring, connections, and components within the AVC-LAN network for any signs of damage or loose connections.

4. Are there any simple repair tips for fixing OBDII code C168B?

- Basic repair tips include checking and securing all AVC-LAN network connections, inspecting for damaged wiring, and resetting the vehicle's multimedia system.

5. Can a DIY enthusiast fix the AVC-LAN Communication Malfunction causing code C168B?

- While some basic checks and repairs can be done by DIY enthusiasts, diagnosing and repairing complex AVC-LAN issues may require professional assistance or specialized equipment.

6. Is it safe to continue driving with OBDII code C168B active?

- It is generally safe to drive with this code, but it is recommended to address the underlying communication malfunction to prevent any further issues with the vehicle's multimedia systems.

7. How much does it typically cost to repair OBDII code C168B related to AVC-LAN Communication Malfunction?

- The cost of repair can vary depending on the extent of the issue and whether professional assistance is required. Costs may include labor, parts, and diagnostic fees.

8. Can a faulty battery or alternator cause OBDII code C168B to appear?

- While a faulty battery or alternator can cause electrical issues in a vehicle, the OBDII code C168B specifically points to a communication malfunction within the AVC-LAN network.

9. Will resetting the OBDII code C168B make the issue go away permanently?

- Simply resetting the code may temporarily clear the error, but if the underlying AVC-LAN Communication Malfunction is not addressed, the code is likely to reappear.

10. Are there any recalls or technical service bulletins related to OBDII code C168B and AVC-LAN Communication Malfunction?

- It's advisable to check with the vehicle manufacturer or authorized service centers for any recalls or technical service bulletins related to this specific OBDII code and issue.