AutoCodes – Buick – C12E7 Buick

C12E7 Buick Code - ABS Power Switch Circuit Shorted

Quick Answer

The Electronic Brake Control Module (EBCM) monitors the ABS Power Switch. Common causes include Faulty ABS Power Switch, ABS Power Switch harness is open or shorted, ABS Power Switch 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: C12E7 Buick indicates ABS Power Switch Circuit Shorted.
Common causes: Common causes include Faulty ABS Power Switch, ABS Power Switch harness is open or shorted, ABS Power Switch 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 720

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 Sep 05, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C12E7 Buick Description

The Electronic Brake Control Module (EBCM) monitors the ABS Power Switch. The EBCM sets the OBDII code when the ABS Power Switch is not to factory specifications.

OBDII Code C12E7 Buick - ABS Power Switch Circuit Shorted - AutoCodes.com — C12E7 Buick Code - ABS Power Switch Circuit Shorted

What does this mean?

What are the Possible Causes of the DTC C12E7 Buick?

Faulty ABS Power Switch
ABS Power Switch harness is open or shorted
ABS Power Switch circuit poor electrical connection

How to Fix the DTC C12E7 Buick?

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 C12E7 Buick 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 C12E7 Buick code?

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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 C12E7 Buick Code

1. What are the common symptoms of OBDII code C12E7 in a Buick related to the ABS Power Switch Circuit Shorted issue?

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

2. What can cause the ABS Power Switch Circuit to short in a Buick, triggering OBDII code C12E7?

- The ABS Power Switch Circuit can short due to damaged wiring, a faulty ABS control module, or a malfunctioning ABS power switch.

3. How serious is the ABS Power Switch Circuit Shorted issue indicated by OBDII code C12E7 in a Buick?

- This issue should be addressed promptly as it can affect the proper functioning of the vehicle's ABS system, compromising braking performance and safety.

4. Can I continue driving my Buick with OBDII code C12E7 related to the ABS Power Switch Circuit Shorted problem?

- It is not recommended to drive the vehicle with this issue as it may lead to unpredictable ABS behavior and compromised braking performance.

5. How can I diagnose the ABS Power Switch Circuit Shorted issue in my Buick triggering OBDII code C12E7?

- A thorough inspection of the ABS system components, including wiring, connectors, the ABS control module, and the power switch, is necessary to diagnose the problem accurately.

6. Are there any simple repair tips for addressing the ABS Power Switch Circuit Shorted issue in a Buick with OBDII code C12E7?

- Repair tips may include checking and repairing any damaged wiring, replacing a faulty ABS control module or power switch, and ensuring proper connections in the ABS system.

7. Will resetting the OBDII code C12E7 related to the ABS Power Switch Circuit Shorted problem make it go away permanently?

- Resetting the code may clear the warning light temporarily, but if the underlying issue causing the circuit short is not addressed, the code is likely to reappear.

8. How much can I expect to pay for repairing the ABS Power Switch Circuit Shorted problem in a Buick with OBDII code C12E7?

- Repair costs can vary depending on the specific cause of the issue, but it is advisable to consult a professional mechanic for an accurate diagnosis and cost estimate.

9. Can a DIY enthusiast with some automotive knowledge fix the ABS Power Switch Circuit Shorted issue indicated by OBDII code C12E7 in a Buick?

- While some basic troubleshooting and repairs may be possible for DIY enthusiasts, addressing complex ABS system issues like circuit shorts often requires professional expertise and specialized tools.

10. How can regular maintenance help prevent the occurrence of the ABS Power Switch Circuit Shorted problem associated with OBDII code C12E7 in a Buick?

- Regular maintenance, including checking the condition of wiring, connectors, and ABS components, can help identify potential issues early and prevent more significant problems like circuit shorts.