AutoCodesGeneric – C1071

C1071 Code - ABS/ESP Control Module Internal Defect

Quick Answer

This DTC will be set when an internal malfunction is detected in the Anti-Lock Brake System (ABS) / Electronic Stability Program (ESP®) Control Module. Common causes include Faulty Anti-Lock Brake System (ABS) / Electronic Stability Program (ESP®) Control Module, ABS / ESP® Control Module harness is open or shorted, ABS / ESP® Control Module circuit poor electrical connection. 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
C1071 indicates ABS/ESP Control Module Internal Defect.
Common causes
Common causes include Faulty Anti-Lock Brake System (ABS) / Electronic Stability Program (ESP®) Control Module, ABS / ESP® Control Module harness is open or shorted, ABS / ESP® Control Module circuit poor electrical connection.
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 7,184
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 11, 2020
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Code C1071 Description

This DTC will be set when an internal malfunction is detected in the Anti-Lock Brake System (ABS) / Electronic Stability Program (ESP®) Control Module.
OBDII Code C1071 - ABS/ESP Control Module Internal Defect - AutoCodes.com
C1071 Code - ABS/ESP Control Module Internal Defect

What are the Possible Causes of the DTC C1071?

  • Faulty Anti-Lock Brake System (ABS) / Electronic Stability Program (ESP®) Control Module
  • ABS / ESP® Control Module harness is open or shorted
  • ABS / ESP® Control Module circuit poor electrical connection

How to Fix the DTC C1071?

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 C1071 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 C1071 code?

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Information for Specific Makes

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 C1071 Code

1. What are common symptoms of OBDII code C1071 related to the ABS/ESP control module internal defect?

- Common symptoms include the ABS warning light or ESP warning light illuminating on the dashboard, potential loss of ABS and traction control functions, and possible issues with the vehicle's stability control system.

2. What are some possible causes of OBDII code C1071 indicating an ABS/ESP control module internal defect?

- The code may be triggered by internal faults within the ABS/ESP control module, such as electrical issues, sensor failures, or software malfunctions. Physical damage to the module can also be a cause.

3. How can I diagnose OBDII code C1071 related to the ABS/ESP control module internal defect?

- Diagnosis typically involves using a diagnostic scanner to retrieve the specific fault code, inspecting the ABS/ESP control module and related components for physical damage or loose connections, and performing advanced diagnostics with specialized equipment.

4. Is it safe to drive with OBDII code C1071 indicating an ABS/ESP control module internal defect?

- It is not recommended to drive the vehicle with this code present, as it can affect the proper functioning of the ABS, traction control, and stability control systems, potentially compromising safety on the road.

5. What are the repair options for OBDII code C1071 related to the ABS/ESP control module internal defect?

- Repair options may include repairing or replacing the ABS/ESP control module, addressing any electrical or wiring issues, reprogramming the module, or seeking professional assistance from a qualified mechanic or dealership.

6. Can a DIY enthusiast fix OBDII code C1071 indicating an ABS/ESP control module internal defect?

- While some basic diagnostic steps can be performed by DIY enthusiasts, repairing or replacing the ABS/ESP control module typically requires specialized tools, knowledge, and skills, making it a more suitable task for experienced professionals.

7. How can I prevent OBDII code C1071 from occurring in the future?

- Regular maintenance of the ABS/ESP system, such as checking for fluid leaks, inspecting sensors, and keeping the system clean, can help prevent internal defects that may trigger this code. Additionally, avoiding rough driving conditions can also help prolong the system's lifespan.

8. Are there any temporary solutions to consider if OBDII code C1071 appears while driving?

- If the ABS/ESP control module internal defect code appears while driving, you can try resetting the system by disconnecting the battery for a few minutes and then reconnecting it. However, this is a temporary solution, and the underlying issue should be addressed by a professional.

9. Can a faulty wheel speed sensor trigger OBDII code C1071 related to the ABS/ESP control module internal defect?

- Yes, a faulty wheel speed sensor can sometimes trigger this code because the ABS/ESP control module relies on accurate data from sensors to function properly. It is important to diagnose the root cause accurately to ensure the issue is resolved correctly.

10. How much does it typically cost to repair OBDII code C1071 indicating an ABS/ESP control module internal defect?

- The cost of repairing this issue can vary widely depending on the extent of the damage, the specific vehicle make and model, labor rates in your area, and whether the module can be repaired or needs to be replaced. It is recommended to obtain quotes from different mechanics or dealerships for an accurate estimate.

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