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Engine-Codes – Generic – C1124

C1124 Code - Rear Left Input ABS Solenoid

Quick Answer

The C1124 code indicates a problem with the Rear Left Input ABS Solenoid in the vehicle's Anti-lock Braking System (ABS). Common causes include Faulty rear left ABS solenoid, Corroded or damaged wiring leading to the solenoid, Issues with the ABS control module. 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
C1124 indicates Rear Left Input ABS Solenoid.
Common causes
Common causes include Faulty rear left ABS solenoid, Corroded or damaged wiring leading to the solenoid, Issues with the ABS control module.
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.
What is this?
Table of contents Created and updated by William Orellana on Aug 30, 2024
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Code C1124 Description

The C1124 code indicates a problem with the Rear Left Input ABS Solenoid in the vehicle's Anti-lock Braking System (ABS). The ABS solenoid is responsible for controlling the flow of brake fluid to the rear left brake caliper, helping to prevent wheel lock-up during braking. When this solenoid malfunctions, it can lead to issues with the vehicle's braking performance, potentially causing safety concerns. The code may be triggered by a faulty solenoid, wiring issues, or problems with the ABS control module.

OBDII Code C1124 - Rear Left Input ABS Solenoid
C1124 Code - Rear Left Input ABS Solenoid

Common Causes of C1124

  1. Faulty rear left ABS solenoid
  2. Corroded or damaged wiring leading to the solenoid
  3. Issues with the ABS control module
  4. Contamination of brake fluid affecting solenoid operation
  5. Physical damage to the rear left brake components

Symptoms of C1124

  1. Illuminated ABS warning light on the dashboard
  2. Decreased braking performance or longer stopping distances
  3. ABS system engaging unexpectedly or not engaging when needed
  4. Uneven braking or pulling to one side during braking
  5. Grinding or clicking noises coming from the rear left wheel area during braking

How to Fix C1124

  1. Diagnose the ABS system using a diagnostic scanner to confirm the C1124 code and pinpoint the specific issue.
  2. Inspect the rear left ABS solenoid, wiring, and connections for any signs of damage or corrosion.
  3. Replace the rear left ABS solenoid if it is found to be faulty, ensuring proper installation and calibration.
  4. Check and repair any damaged wiring or connections leading to the solenoid.
  5. Clear the ABS system's error codes, perform a test drive to verify proper operation, and reset the system as needed.

Cost to Fix C1124

The cost of repairing a Rear Left Input ABS Solenoid issue can vary depending on the vehicle make and model, the extent of the problem, and labor rates in your area. On average, replacing an ABS solenoid and addressing related wiring issues can range from $200 to $500, including parts and labor. It is recommended to consult with a qualified mechanic or repair shop for a more accurate cost estimate based on your specific situation.

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Code C1124 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 C1124 Code

1. What are the common symptoms of OBDII code C1124 (Rear Left Input ABS Solenoid)?

The common symptoms include the ABS warning light illuminating on the dashboard, potential loss of ABS functionality, and possible issues with braking performance, especially on the rear left wheel.

2. What are the possible causes of OBDII code C1124?

The code C1124 typically indicates a malfunction in the rear left input ABS solenoid. Potential causes include a faulty ABS solenoid, damaged wiring or connectors, or issues with the ABS control module.

3. How can I diagnose the OBDII code C1124?

Diagnosing OBDII code C1124 usually involves using a diagnostic scanner to read the code, performing a visual inspection of the ABS components, checking the wiring and connectors for damage, and testing the rear left ABS solenoid for proper operation.

4. Can I continue driving with OBDII code C1124 present?

It is not recommended to continue driving with OBDII code C1124 present, as it indicates a potential issue with the ABS system that could compromise your vehicle's braking performance and safety. It is advised to address the issue promptly.

5. How can I repair OBDII code C1124?

Repairing OBDII code C1124 may involve replacing the rear left input ABS solenoid, repairing damaged wiring or connectors, or addressing any issues with the ABS control module. It is recommended to consult a qualified mechanic for proper diagnosis and repair.

6. Are there any DIY repair tips for OBDII code C1124?

While some basic inspections like checking for loose connections or damaged wiring can be done by DIY enthusiasts, diagnosing and repairing OBDII code C1124 may require specialized tools and expertise. It is best to seek assistance from a professional mechanic.

7. How much does it cost to fix OBDII code C1124?

The cost of fixing OBDII code C1124 can vary depending on the underlying cause of the issue, the cost of parts needed for repair, and labor charges. It is advisable to obtain quotes from different repair shops to determine the overall cost.

8. Can a faulty rear left input ABS solenoid cause other ABS-related issues?

Yes, a faulty rear left input ABS solenoid can cause other ABS-related issues such as uneven braking, ABS system malfunctions, and potential safety hazards. Addressing the issue promptly is crucial to ensure proper ABS functionality.

9. Is it safe to drive in inclement weather with OBDII code C1124?

Driving in inclement weather with OBDII code C1124 present is not recommended, as the ABS system may not function properly, leading to potential difficulties in maintaining control of the vehicle during braking. It is best to address the issue before driving in such conditions.

10. How long does it take to repair OBDII code C1124?

The time required to repair OBDII code C1124 can vary depending on the extent of the issue, the availability of parts, and the workload of the repair shop. In some cases, the repair can be completed within a few hours, while more complex issues may take longer to resolve.

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