Understanding the Honda OBD DTC U0416-68 Trouble Code

Understanding the Honda OBD DTC U0416-68 Trouble Code

If you’re a Honda owner or a car enthusiast, encountering an OBD (On-Board Diagnostics) trouble code can be daunting. One such code is the U0416-68, which can appear in various Honda models. This blog post will delve into what this code means, the top 20 vehicles commonly affected by it, its implications for vehicle performance and emissions, and provide a comprehensive guide on diagnosing and fixing the issue.

What is the U0416-68 Trouble Code?

The U0416-68 trouble code is a diagnostic trouble code (DTC) that indicates an issue with the vehicle’s communication system, specifically related to the Anti-lock Braking System (ABS). This code signifies that there is invalid data received from the Vehicle Dynamics Control Module (VDCM).

Top 20 Vehicles Commonly Affected by the U0416-68 Code

Here are the top 20 Honda vehicles where the U0416-68 trouble code is most commonly reported:

  • Honda Accord
  • Honda Civic
  • Honda CR-V
  • Honda Pilot
  • Honda Odyssey
  • Honda Fit
  • Honda HR-V
  • Honda Ridgeline
  • Honda Insight
  • Honda Passport
  • Honda Element
  • Honda Crosstour
  • Honda CR-Z
  • Honda S2000
  • Honda Prelude
  • Honda Clarity
  • Honda Accord Hybrid
  • Honda Civic Hybrid
  • Honda CR-V Hybrid
  • Honda Insight Hybrid

Implications for Vehicle Performance and Emissions

The U0416-68 code can have several implications for your vehicle:

  • Performance Issues: Since this code is related to the ABS, it can affect the vehicle’s braking performance. You might experience reduced braking efficiency or unexpected ABS activation.
  • Emissions: While this code does not directly affect emissions, any issue that impacts vehicle performance can indirectly influence the overall efficiency and emissions.

Diagnosing the U0416-68 Code

Diagnosing this code involves several steps:

  1. OBD-II Scanner: Use an OBD-II scanner to confirm the presence of the U0416-68 code.
  2. Check ABS Module: Inspect the ABS module and related wiring for any visible damage or loose connections.
  3. Inspect VDCM: Ensure that the Vehicle Dynamics Control Module is functioning correctly and that there are no issues with its communication lines.
  4. Test Drive: Conduct a test drive to see if the code reappears after clearing it.

Fixing the U0416-68 Code

Here are some steps to fix the U0416-68 code:

  • Repair or Replace Wiring: If there are any damaged wires or loose connections, repair or replace them.
  • Replace ABS Module: If the ABS module is faulty, it may need to be replaced.
  • Update Software: Sometimes, a software update from the manufacturer can resolve communication issues.
  • Professional Help: If the problem persists, seek help from a professional mechanic.

Key Symptoms and Solutions


  • ABS warning light on the dashboard
  • Reduced braking performance
  • Unexpected ABS activation


  • Use an OBD-II scanner to diagnose the issue
  • Inspect and repair any damaged wiring
  • Replace faulty ABS module
  • Update vehicle software


Is it safe to drive with the U0416-68 code?

Driving with this code can be risky as it affects the ABS, which is crucial for safe braking. It’s best to address the issue promptly.

What are the potential repair costs?

Repair costs can vary. Simple wiring repairs might cost around $100-$200, while replacing an ABS module can be more expensive, ranging from $500 to $1000.

How can I prevent this issue in the future?

Regular maintenance and timely inspections can help prevent such issues. Ensure that your vehicle’s software is up to date and that all electrical connections are secure.


Addressing the U0416-68 trouble code promptly is essential for maintaining your vehicle’s performance and safety. Regular maintenance and timely repairs can help prevent such issues, ensuring that your Honda runs smoothly and efficiently. If you encounter this code, follow the diagnostic steps and consider seeking professional help to resolve the issue effectively.

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