AutoCodes – Generic – C1615

C1615 Code - Brake Control Prohibition Request

Quick Answer

The All Wheel Control (AWC) ECU receives brake control signal from Active Stability Control (ASC) ECU via the CAN communication. Common causes include Faulty Active Stability Control (ASC) Control Unit, Faulty All Wheel Control (AWC) Control Unit. 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: C1615 indicates Brake Control Prohibition Request.
Common causes: Common causes include Faulty Active Stability Control (ASC) Control Unit, Faulty All Wheel Control (AWC) Control Unit.
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 2,333

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 12, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1615 Description

The All Wheel Control (AWC) ECU receives brake control signal from Active Stability Control (ASC) ECU via the CAN communication. The code is set when brake control prohibition request is received from ASC-ECU.

OBDII Code C1615 - Brake Control Prohibition Request - AutoCodes.com — C1615 Code - Brake Control Prohibition Request

What does this mean?

What are the Possible Causes of the DTC C1615?

Faulty Active Stability Control (ASC) Control Unit
Faulty All Wheel Control (AWC) Control Unit

How to Fix the DTC C1615?

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 C1615 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 C1615 code?

Need more information on how to fix the C1615 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1615 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C1615 Mitsubishi — Brake Control Prohibition Request

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 C1615 Code

1. What are the common symptoms of OBDII code C1615 (Brake Control Prohibition Request)?

- Common symptoms include the ABS warning light illuminated on the dashboard, loss of ABS functionality, and potential issues with the vehicle's brake system.

2. What causes OBDII code C1615 to trigger?

- This code is typically triggered by a malfunction in the brake control system, such as a faulty ABS sensor, damaged wiring, or issues with the brake control module.

3. How serious is OBDII code C1615 (Brake Control Prohibition Request)?

- This code indicates a problem with the vehicle's brake control system and should be addressed promptly to ensure the continued safety and proper functioning of the brakes.

4. Can I continue driving with OBDII code C1615 present?

- It is not recommended to continue driving with this code present, as it may affect the performance of the vehicle's brakes and compromise safety. It is advisable to have the issue diagnosed and repaired as soon as possible.

5. How can I diagnose and repair OBDII code C1615?

- Diagnosis typically involves using a professional diagnostic scan tool to identify the specific cause of the code. Repair may involve replacing faulty ABS sensors, repairing damaged wiring, or addressing issues with the brake control module.

6. Is it possible to reset OBDII code C1615 (Brake Control Prohibition Request) without fixing the underlying issue?

- While clearing the code may temporarily turn off the warning light, it will not fix the underlying problem in the brake control system. It is important to address the root cause of the issue to prevent further complications.

7. Are there any common troubleshooting steps for OBDII code C1615?

- Common troubleshooting steps include checking the ABS sensors and their connections for damage, inspecting the brake control module for faults, and ensuring there are no issues with the brake system wiring.

8. How much does it typically cost to repair OBDII code C1615?

- The cost of repairing this code can vary depending on the specific cause of the issue, the parts needed for repair, and labor costs. It is recommended to consult with a qualified mechanic for an accurate estimate.

9. Can extreme weather conditions impact the triggering of OBDII code C1615?

- Extreme weather conditions, such as heavy rain or snow, can potentially worsen existing issues with the brake control system, leading to the triggering of OBDII code C1615. It is important to keep the brake system well-maintained in all conditions.

10. Will OBDII code C1615 affect the vehicle's overall performance?

- While the immediate impact of this code may be related to the brake control system, unresolved issues can potentially affect the overall performance and safety of the vehicle. It is crucial to address the problem promptly.