AutoCodes – Toyota – C1A64 2016 Toyota RAV4

C1A64 2016 Toyota RAV4 Code - Brake Control Signal Mismatch

Quick Answer

The Skid Control ECU (Brake Actuator Assembly) sends signals to the Driving Support ECU Assembly according to the brake control status. Common causes include Faulty Vehicle Stability Control System, Faulty Brake Actuator Assembly (Skid Control ECU), Faulty Driving Support ECU Assembly. 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
C1A64 2016 Toyota RAV4 indicates Brake Control Signal Mismatch.
Common causes
Common causes include Faulty Vehicle Stability Control System, Faulty Brake Actuator Assembly (Skid Control ECU), Faulty Driving Support ECU Assembly.
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 192
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 03, 2023
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Code C1A64 2016 Toyota RAV4 Description

The Skid Control ECU (Brake Actuator Assembly) sends signals to the Driving Support ECU Assembly according to the brake control status. If the Driving Support ECU Assembly receives a Vehicle Stability Control (VSC) System malfunction signal from the Skid Control ECU (Brake Actuator Assembly), it stores Diagnostic Trouble Code (DTC) C1A64.
OBDII Code C1A64 2016 Toyota RAV4 - Brake Control Signal Mismatch - AutoCodes.com
C1A64 2016 Toyota RAV4 Code - Brake Control Signal Mismatch

What are the Possible Causes of the DTC C1A64 2016 Toyota RAV4?

  • Faulty Vehicle Stability Control System
  • Faulty Brake Actuator Assembly (Skid Control ECU)
  • Faulty Driving Support ECU Assembly

How to Fix the DTC C1A64 2016 Toyota RAV4?

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 C1A64 2016 Toyota RAV4 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 C1A64 2016 Toyota RAV4 code?

Need more information on how to fix the C1A64 2016 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1A64 2016 Toyota RAV4 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 C1A64 2016 Toyota RAV4 Code

1. What are the common symptoms of OBDII code C1A64 in a 2016 Toyota RAV4?

The common symptoms of OBDII code C1A64 "Brake Control Signal Mismatch" in a 2016 Toyota RAV4 include issues with the brake system, such as ABS warning lights on the dashboard, traction control problems, and potential braking performance issues.

2. What causes the OBDII code C1A64 "Brake Control Signal Mismatch" in a 2016 Toyota RAV4?

The OBDII code C1A64 in a 2016 Toyota RAV4 is typically caused by a communication error between various brake control modules, such as the ABS module, skid control ECU, or brake actuator assembly.

3. How can I diagnose the OBDII code C1A64 in my 2016 Toyota RAV4?

Diagnosing the OBDII code C1A64 in a 2016 Toyota RAV4 requires using a professional OBDII scan tool to retrieve the specific fault codes, checking for any loose or damaged wiring connections in the brake control system, and performing a thorough inspection of the brake components.

4. Can I continue driving my 2016 Toyota RAV4 with the OBDII code C1A64 present?

It is not recommended to continue driving your 2016 Toyota RAV4 with the OBDII code C1A64 present, as it indicates a potential issue with the brake control system that could compromise overall safety and performance. It's best to have the vehicle inspected and repaired as soon as possible.

5. How can I repair the OBDII code C1A64 "Brake Control Signal Mismatch" in my 2016 Toyota RAV4?

Repairing the OBDII code C1A64 in a 2016 Toyota RAV4 may involve checking and repairing any damaged wiring, replacing faulty brake control modules, updating software if necessary, and performing a thorough system reset to clear the fault code.

6. Is the OBDII code C1A64 a serious issue in a 2016 Toyota RAV4?

The OBDII code C1A64 "Brake Control Signal Mismatch" in a 2016 Toyota RAV4 should be taken seriously, as it pertains to the proper functioning of the vehicle's brake control system. Ignoring this code could potentially lead to safety hazards and affect the vehicle's performance.

7. How much does it typically cost to repair the OBDII code C1A64 in a 2016 Toyota RAV4?

The cost of repairing the OBDII code C1A64 in a 2016 Toyota RAV4 can vary depending on the specific underlying issue, parts needed for replacement, labor costs, and dealership or repair shop rates. It's advisable to obtain quotes from different sources for an accurate estimate.

8. Can a DIY enthusiast fix the OBDII code C1A64 in a 2016 Toyota RAV4?

While some basic troubleshooting steps can be performed by a DIY enthusiast, diagnosing and repairing the OBDII code C1A64 in a 2016 Toyota RAV4 may require specialized tools, technical knowledge, and expertise. It's recommended to consult a professional mechanic for proper diagnosis and repair.

9. What steps should I take if the OBDII code C1A64 keeps recurring in my 2016 Toyota RAV4?

If the OBDII code C1A64 "Brake Control Signal Mismatch" keeps recurring in your 2016 Toyota RAV4 after repairs, it's essential to recheck all connections and components, ensure proper installation of any replaced parts, and consider seeking assistance from a qualified technician for further troubleshooting.

10. Will resetting the OBDII system clear the C1A64 code in my 2016 Toyota RAV4?

While resetting the OBDII system may temporarily clear the C1A64 code in your 2016 Toyota RAV4, it is important to address the root cause of the issue to prevent the code from reappearing. Resetting alone may not resolve the underlying problem with the brake control signal mismatch.

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