B071C - Understanding the Traction Control Module Malfunction in 2015-2018 Honda Accord and Other Models

Quick Answer

B071C means: B071C indicates a malfunction in the traction control module, affecting vehicle stability.

Fix: Check and replace faulty components Cost: $300 - $800 Time: 90-180 minutes

Can I drive with B071C? Immediate attention is recommended to ensure safe driving conditions.

Common Questions

What does B071C mean and how does it affect my car?

The B071C code signifies a problem with the traction control module. This affects your vehicle's ability to maintain traction, especially under slippery conditions. If left unresolved, it could lead to handling issues, making your ride less safe.

What are the most common causes of B071C and how much does it cost to fix?

Common causes include a faulty traction control module or wheel speed sensors, with repair costs ranging from $150 to $800 depending on the specific issue and required repairs.

Can I drive my car with B071C or should I stop immediately?

While you can drive with the B071C code, it is not recommended. The traction control system helps maintain vehicle stability, and ignoring this code could lead to unsafe driving, especially in adverse weather.

How can I diagnose B071C myself using GeekOBD APP?

To diagnose B071C using GeekOBD APP, connect your device to the OBD2 port, run a full scan to retrieve codes, and check the freeze frame data for context. Look for any related codes that might help isolate the issue.

What vehicles are most commonly affected by B071C?

The B071C code is frequently seen in vehicles like the 2015-2018 Honda Accord and other models equipped with electronic traction control systems. It’s essential to check for any recalls or TSBs related to your specific model.

How can I prevent B071C from happening again?

Preventive measures include keeping the vehicle's undercarriage clean, regularly inspecting the wiring and sensors, and ensuring timely maintenance on the braking system.

What is B071C?

The diagnostic trouble code (DTC) B071C indicates a problem with the traction control module. This code usually means that there is a malfunction in the traction control system, which is responsible for optimizing the vehicle's traction on slippery or uneven surfaces. The traction control system works in conjunction with the vehicle's anti-lock braking system (ABS) and is designed to prevent wheel spin during acceleration. If the system detects a fault, it may disable the traction control feature and illuminate the warning light on the dashboard. In real-world terms, this means you might experience decreased vehicle stability, especially in wet or icy conditions. Ignoring this issue could lead to unsafe driving, particularly in adverse weather conditions. Common symptoms include the traction control light being illuminated, a noticeable decrease in engine power during acceleration, and potential difficulty in controlling the vehicle on slippery roads. For many drivers, experiencing this code can be alarming, as it might feel like a loss of control over the vehicle. Hence, addressing the B071C code promptly is essential for maintaining safety and performance.

System: B - Body (Airbags, Lighting, Security, Climate Control)

Symptoms

Common symptoms when B071C is present:

  • The traction control warning light may illuminate on your dashboard, indicating a malfunction in the traction control system.
  • You may experience reduced engine power during acceleration, making it hard to accelerate quickly when necessary.
  • The vehicle may feel unstable during turns or on slippery surfaces, which can lead to a loss of control.
  • In some cases, you may notice a decrease in fuel efficiency, as the traction control system may engage more frequently to compensate for traction loss.
  • Drivers may hear unusual sounds from the brakes, especially during sudden stops or when the traction control system activates.

Possible Causes

Most common causes of B071C (ordered by frequency):

  1. {'description': 'The most common cause of the B071C code is a faulty traction control module or its wiring, with a likelihood of about 40%.', 'details': 'This module controls the functionality of the traction control system and can fail due to age, moisture intrusion, or electrical issues.'}
  2. {'description': 'Another frequent cause is a malfunctioning wheel speed sensor, which can result in incorrect readings and system failures.', 'technicalExplanation': 'These sensors monitor the speed of each wheel and provide the necessary data for the traction system to function correctly.'}
  3. {'description': 'Corroded or damaged wiring and connectors can also lead to this code, emphasizing the need for regular inspections.', 'preventionTips': 'Ensure that the wiring in the traction control system is protected from moisture and road debris.'}
  4. {'description': 'Less common but serious causes include issues with the ABS system, which works closely with the traction control system.', 'details': 'A malfunction in the ABS can lead to failure in the traction control feature, requiring immediate diagnostic attention.'}
  5. {'description': "Rarely, software faults in the vehicle's electronic control unit (ECU) can trigger the B071C code.", 'details': 'This may require a software update or reprogramming to resolve.'}

B071C Repair Costs

Cost Breakdown by Repair Type

Traction Control Module Replacement

Replacing the faulty traction control module with a new OEM part.

  • Total: $300 - $800
  • Success rate: 90%
Wheel Speed Sensor Replacement

Replacing malfunctioning wheel speed sensors to restore proper system function.

  • Total: $150 - $400
  • Success rate: 85%
Money-Saving Tips for B071C
  • Start with the most common and least expensive repairs first
  • Use GeekOBD APP to confirm diagnosis before replacing expensive parts
  • Consider preventive maintenance to avoid future occurrences
  • Compare prices for OEM vs aftermarket parts based on your needs
  • Address the issue promptly to prevent more expensive secondary damage

Diagnostic Steps

Professional B071C Diagnosis Process

Follow these systematic steps to accurately diagnose B071C. Each step builds on the previous one to ensure accurate diagnosis.

Step 1: Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes)

Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 2: Step 2: OBD2 scan using the GeekOBD APP - Retrieve all trouble codes and freeze frame data to understand the fault context (10-15 minutes)

Step 2: OBD2 scan using the GeekOBD APP - Retrieve all trouble codes and freeze frame data to understand the fault context (10-15 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 3: Step 3: Component testing - Use a multimeter or appropriate diagnostic tools to test the traction control module and wheel speed sensors (20-30 minutes)

Step 3: Component testing - Use a multimeter or appropriate diagnostic tools to test the traction control module and wheel speed sensors (20-30 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 4: Step 4: System function test - Verify proper operation of the traction control system after repairs and clear codes (10-15 minutes)

Step 4: System function test - Verify proper operation of the traction control system after repairs and clear codes (10-15 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 5: Step 5: Road test verification - Drive the vehicle under various conditions to confirm the repair's success and ensure stability (15-20 minutes)

Step 5: Road test verification - Drive the vehicle under various conditions to confirm the repair's success and ensure stability (15-20 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.

Important Notes

  • Always verify the repair with GeekOBD APP after completing diagnostic steps
  • Clear codes and test drive to ensure the problem is resolved
  • Address underlying causes to prevent code recurrence

Real Repair Case Studies

Case Study 1: Traction Control Module Replacement on 2017 Honda Accord

Vehicle: 2017 Honda Accord, 50,000 miles

Problem: Customer reported the traction control warning light illuminated and poor vehicle handling.

Diagnosis: After conducting a visual inspection and scanning for codes, B071C was confirmed. The traction control module was found to be faulty.

Solution: Replaced the traction control module and cleared the codes. Conducted a thorough road test to confirm functionality.

Cost: $650 (Parts: $500, Labor: $150)

Result: Customer reported improved handling and no warning lights post-repair.

Case Study 2: Wheel Speed Sensor Replacement on 2016 Honda CR-V

Vehicle: 2016 Honda CR-V, 45,000 miles

Problem: Customer experienced intermittent traction control issues and illuminated warning light.

Diagnosis: Diagnostic scan revealed B071C along with a code for the left rear wheel speed sensor. Sensor was tested and found faulty.

Solution: Replaced the faulty wheel speed sensor. Cleared the codes and performed a system function test.

Cost: $250 (Parts: $100, Labor: $150)

Result: The traction control system functioned correctly after the repair, and the warning light remained off.

Diagnose B071C

Use GeekOBD APP for professional diagnosis!

  • Real-time data monitoring
  • Advanced diagnostic features
  • Step-by-step repair guidance
  • Professional-grade analysis
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Code Information

Code: B071C
System: Body (Airbags, Lighting, Security, Climate Control)
Severity: HIGH
Category: Body Codes