Engine-Codes.com
Engine-Codes – Subaru – C0124 Subaru

C0124 Subaru Code - Rear Inlet Valve Left

Quick Answer

The C0124 code for Subaru vehicles specifically refers to an issue with the Rear Inlet Valve Left. Common causes include Corrosion or rust affecting the rear inlet valve, Debris or contaminants clogging the valve mechanism, Internal component failure within the valve. 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
C0124 Subaru indicates Rear Inlet Valve Left.
Common causes
Common causes include Corrosion or rust affecting the rear inlet valve, Debris or contaminants clogging the valve mechanism, Internal component failure within the valve.
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 Sep 15, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code C0124 Subaru Description

The C0124 code for Subaru vehicles specifically refers to an issue with the Rear Inlet Valve Left. This code indicates a problem with the rear inlet valve on the left side of the vehicle's braking system. The inlet valve plays a crucial role in controlling the flow of brake fluid to the rear brakes, helping to regulate braking pressure and ensure proper braking performance. When this valve malfunctions or fails, it can have significant implications for the vehicle's braking system and overall safety.

OBDII Code C0124 Subaru - Rear Inlet Valve Left
C0124 Subaru Code - Rear Inlet Valve Left

Common Causes of C0124 Subaru

  1. Corrosion or rust affecting the rear inlet valve.
  2. Debris or contaminants clogging the valve mechanism.
  3. Internal component failure within the valve.
  4. Electrical or wiring issues affecting the valve's operation.
  5. Normal wear and tear over time leading to valve malfunction.

Symptoms of C0124 Subaru

  1. Uneven braking performance between the left and right sides of the vehicle.
  2. Increased stopping distances or reduced braking effectiveness.
  3. Brake pedal feels spongy or requires more pressure to engage.
  4. Illumination of the brake warning light on the dashboard.

How to Fix C0124 Subaru

  1. Begin by conducting a thorough inspection of the rear braking system to locate the faulty rear inlet valve on the left side.
  2. Remove the necessary components to access the valve, such as brake lines and mounting hardware.
  3. Replace the defective rear inlet valve with a new, OEM-quality part that is compatible with the Subaru vehicle model.
  4. Reassemble the braking system components and ensure proper installation of the new valve.
  5. Perform a brake fluid flush and bleeding procedure to remove any air bubbles and ensure proper brake function.

Cost to Fix C0124 Subaru

The typical repair costs for addressing a C0124 code related to the Rear Inlet Valve Left on a Subaru vehicle can vary depending on the specific model and year of the vehicle, as well as the extent of the issue. On average, the parts for this repair can range from $100 to $300, while labor costs can range from $150 to $400. Overall, the total cost for resolving this issue may fall between $250 and $700. It's important to note that these are rough estimates, and actual costs may vary based on factors such as location, shop rates, and additional repairs or services needed. It's recommended to consult with a qualified mechanic or repair shop to obtain a more accurate cost estimate for addressing this specific diagnostic code.

Need more information about the C0124 Subaru code?

Need more information on how to fix the C0124 Subaru code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0124 Subaru code diagnosed by a professional: Find a repair shop in your area

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 C0124 Subaru Code

1. What are common symptoms of OBDII code C0124 on a Subaru related to the Rear Inlet Valve Left?

The common symptoms include ABS warning light illuminating on the dashboard, potential loss of ABS functionality, and unusual braking behavior.

2. What are the possible causes of OBDII code C0124 on a Subaru indicating an issue with the Rear Inlet Valve Left?

The code C0124 typically points to a fault in the Rear Inlet Valve Left, which can be caused by issues such as a faulty valve, damaged wiring, or a malfunctioning ABS module.

3. How can I diagnose the OBDII code C0124 related to the Rear Inlet Valve Left on my Subaru?

Diagnosing OBDII code C0124 involves using a diagnostic scanner to retrieve the fault codes, inspecting the wiring and connections to the Rear Inlet Valve Left, and testing the valve itself for proper functionality.

4. Is it safe to continue driving with OBDII code C0124 triggered on a Subaru due to an issue with the Rear Inlet Valve Left?

It is not recommended to drive the vehicle with OBDII code C0124 active, as it can affect the ABS system's performance, potentially compromising braking safety.

5. What are some repair tips for fixing OBDII code C0124 on a Subaru related to the Rear Inlet Valve Left?

Repairing OBDII code C0124 may involve replacing the Rear Inlet Valve Left, repairing damaged wiring, or addressing issues with the ABS module. It's advisable to consult a professional mechanic for accurate diagnosis and repair.

6. Can a DIY enthusiast fix OBDII code C0124 on a Subaru caused by the Rear Inlet Valve Left issue?

While some aspects of diagnosing and repairing OBDII code C0124 may be tackled by a skilled DIY enthusiast, addressing issues with the ABS system, particularly involving valves and modules, may require specialized tools and expertise best left to professional mechanics.

7. How much does it typically cost to repair OBDII code C0124 on a Subaru due to a problem with the Rear Inlet Valve Left?

The cost of repairing OBDII code C0124 can vary depending on the specific cause of the issue, parts needed, and labor rates. It's recommended to obtain quotes from reputable auto repair shops for an accurate estimate.

8. Will resetting the OBDII code C0124 related to the Rear Inlet Valve Left on a Subaru make the problem go away?

Simply resetting the OBDII code C0124 may temporarily clear the warning light, but the underlying issue with the Rear Inlet Valve Left will persist and likely trigger the code again until the root cause is properly addressed.

9. Can extreme weather conditions or rough driving terrain contribute to triggering OBDII code C0124 on a Subaru involving the Rear Inlet Valve Left?

While extreme conditions may exacerbate existing issues, OBDII code C0124 related to the Rear Inlet Valve Left is typically caused by component failure, wiring issues, or ABS system malfunctions rather than external factors.

10. Are there any recalls or service bulletins related to OBDII code C0124 in Subaru vehicles concerning the Rear Inlet Valve Left?

It's advisable to check with Subaru dealerships or online resources for any recalls or service bulletins specific to OBDII code C0124 and the Rear Inlet Valve Left issue in Subaru vehicles to stay informed about potential manufacturer-acknowledged problems and solutions.

Discuss the causes and fixes for C0124 Subaru OBDII Code

Submit a New Comment

Code C0124 Subaru comments

No comments found for this page.