AutoCodes – Cadillac – C12DC Cadillac

C12DC Cadillac Code - ABS Brake Boost Solenoid Valve Circuit Malfunction

Quick Answer

The brake boost solenoid valve is used to control the amount of brake fluid flow from the high pressure accumulator, which provides brake assist and an improved brake pedal feel. Common causes include Faulty Brake Pressure Modulator, Brake Pressure Modulator harness is open or shorted, Brake Pressure Modulator 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: C12DC Cadillac indicates ABS Brake Boost Solenoid Valve Circuit Malfunction.
Common causes: Common causes include Faulty Brake Pressure Modulator, Brake Pressure Modulator harness is open or shorted, Brake Pressure Modulator 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 880

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 May 07, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C12DC Cadillac Description

The brake boost solenoid valve is used to control the amount of brake fluid flow from the high pressure accumulator, which provides brake assist and an improved brake pedal feel. The brake boost solenoid valve is an internal part of the brake pressure modulator.

OBDII Code C12DC Cadillac - ABS Brake Boost Solenoid Valve Circuit Malfunction - AutoCodes.com — C12DC Cadillac Code - ABS Brake Boost Solenoid Valve Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC C12DC Cadillac?

Faulty Brake Pressure Modulator
Brake Pressure Modulator harness is open or shorted
Brake Pressure Modulator circuit poor electrical connection

How to Fix the DTC C12DC Cadillac?

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 C12DC Cadillac 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.

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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 C12DC Cadillac Code

1. What are common symptoms of a C12DC Cadillac OBDII code?

- Common symptoms include the ABS warning light illuminating on the dashboard, decreased brake performance, and potential issues with the brake system's operation.

2. What does the C12DC code indicate in a Cadillac?

- The C12DC code specifically points to a malfunction in the ABS Brake Boost Solenoid Valve Circuit in a Cadillac vehicle.

3. What are possible causes of a C12DC Cadillac code?

- Potential causes may include faulty solenoid valves, damaged wiring or connectors in the ABS system, low brake fluid levels, or issues with the ABS control module.

4. How can I diagnose a C12DC code in my Cadillac?

- Diagnosing the C12DC code typically involves using an OBDII scanner to retrieve the code, inspecting the ABS system components for visible damage, and performing electrical tests to pinpoint the exact issue.

5. Can I continue driving my Cadillac with a C12DC code?

- It is not recommended to drive your Cadillac with a C12DC code present, as it may compromise the effectiveness of the ABS system and overall brake performance.

6. How can I repair a C12DC Cadillac OBDII code?

- Repairing a C12DC code may involve replacing the faulty solenoid valve, repairing damaged wiring or connectors, ensuring proper brake fluid levels, or addressing any issues with the ABS control module.

7. Are there any DIY tips for resolving a C12DC Cadillac code?

- While some basic troubleshooting steps can be taken, it is recommended to consult a professional mechanic or dealership for proper diagnosis and repair of the ABS Brake Boost Solenoid Valve Circuit malfunction.

8. Can a C12DC code be reset without fixing the underlying issue?

- Resetting the code without addressing the root cause is not advisable, as the issue may persist and potentially lead to more severe brake system problems in the future.

9. Is the ABS Brake Boost Solenoid Valve Circuit critical for safe driving?

- Yes, the ABS Brake Boost Solenoid Valve Circuit plays a crucial role in the proper functioning of the ABS system, which is essential for safe braking and vehicle control in various driving conditions.

10. How much does it typically cost to repair a C12DC Cadillac OBDII code?

- Repair costs for a C12DC code can vary depending on the specific issue, but expect to budget for parts and labor expenses associated with diagnosing and fixing the ABS Brake Boost Solenoid Valve Circuit malfunction.