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Engine-Codes – Generic – C1051

C1051 Code - Right Rear Inlet Solenoid Circuit Failure

Quick Answer

The C1051 diagnostic trouble code (DTC) indicates a failure in the right rear inlet solenoid circuit of the vehicle's anti-lock brake system (ABS). Common causes include Faulty right rear inlet solenoid, Wiring or connection issues in the solenoid circuit, Corrosion or damage to electrical connectors. 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
C1051 indicates Right Rear Inlet Solenoid Circuit Failure.
Common causes
Common causes include Faulty right rear inlet solenoid, Wiring or connection issues in the solenoid circuit, Corrosion or damage to electrical connectors.
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 06, 2024
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Code C1051 Description

The C1051 diagnostic trouble code (DTC) indicates a failure in the right rear inlet solenoid circuit of the vehicle's anti-lock brake system (ABS). The ABS system is crucial for maintaining control and stability during braking, especially in slippery or emergency situations. The right rear inlet solenoid is responsible for regulating the brake pressure to the right rear wheel, helping to prevent wheel lock-up and skidding.

OBDII Code C1051 - Right Rear Inlet Solenoid Circuit Failure
C1051 Code - Right Rear Inlet Solenoid Circuit Failure

Common Causes of C1051

  1. Faulty right rear inlet solenoid
  2. Wiring or connection issues in the solenoid circuit
  3. Corrosion or damage to electrical connectors
  4. ABS module failure
  5. Faulty wheel speed sensor

Symptoms of C1051

  1. ABS warning light illuminated on the dashboard
  2. Decreased braking performance
  3. Longer stopping distances
  4. Wheel lock-up or skidding during braking

How to Fix C1051

  1. Diagnose the specific cause of the circuit failure using a scan tool and ABS diagnostic procedures.
  2. Inspect the wiring and connectors for any visible damage or corrosion, repair or replace as necessary.
  3. Test the right rear inlet solenoid for proper operation and replace if faulty.
  4. Clear the DTC from the ABS system memory and perform a road test to verify proper operation.
  5. If the issue persists, further diagnostic testing may be required to identify any other underlying problems.

Cost to Fix C1051

The cost of repairing a right rear inlet solenoid circuit failure can vary depending on the specific cause of the issue and the vehicle's make and model. On average, the repair cost for this type of ABS circuit failure can range from $200 to $500, including parts and labor. However, prices can be higher at dealerships or in metropolitan areas, while independent repair shops may offer more affordable rates. It's recommended to obtain quotes from multiple repair facilities to compare costs and ensure a competitive price.

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Code C1051 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 C1051 Code

1. What are the common symptoms of OBDII code C1051 (Right Rear Inlet Solenoid Circuit Failure)?

- Common symptoms include issues with the right rear brake system, such as brake fluid leaks, decreased braking performance, or the ABS warning light illuminating on the dashboard.

2. What can cause the OBDII code C1051 to trigger?

- The code C1051 can be triggered by a faulty right rear inlet solenoid, damaged wiring or connectors in the circuit, or issues with the ABS control module.

3. How can I diagnose the cause of OBDII code C1051?

- To diagnose the cause of code C1051, it's recommended to perform a visual inspection of the wiring and connectors, test the right rear inlet solenoid, and scan the ABS system for any additional fault codes.

4. Is it safe to drive with OBDII code C1051 active?

- It is not recommended to drive with code C1051 active, as it can affect the proper functioning of the right rear brake system and compromise overall vehicle safety.

5. How can I repair OBDII code C1051 (Right Rear Inlet Solenoid Circuit Failure)?

- Repairing code C1051 typically involves replacing the faulty right rear inlet solenoid, repairing or replacing damaged wiring or connectors, and clearing the fault code with a diagnostic scanner.

6. Can a DIY enthusiast repair OBDII code C1051 at home?

- While some DIY enthusiasts may have the skills to diagnose and repair code C1051, working on the ABS system can be complex and may require specialized tools and knowledge. It's recommended to consult with a professional mechanic for proper diagnosis and repair.

7. Will resetting the fault codes make OBDII code C1051 disappear permanently?

- Resetting the fault codes may temporarily clear code C1051, but if the underlying issue is not addressed, the code is likely to reappear once the ABS system detects the fault again.

8. How much does it typically cost to repair OBDII code C1051?

- The cost of repairing code C1051 can vary depending on the cause of the issue, the cost of parts, and the labor rates of the repair shop. It's advised to get a few quotes from different mechanics to compare prices.

9. What are the potential long-term effects of ignoring OBDII code C1051?

- Ignoring code C1051 can lead to further damage to the ABS system, potentially compromising the vehicle's braking performance and safety. It's important to address the issue promptly to prevent more serious problems.

10. Can a faulty right rear inlet solenoid cause other ABS-related issues besides triggering code C1051?

- Yes, a faulty right rear inlet solenoid can cause other ABS-related issues such as uneven braking, ABS system malfunctions, and inconsistent brake pressure distribution.

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