Engine-CodesFord – C1906 Ford

C1906 Ford Code - Ride Control Left Rear Shock Actuator Circuit Open

Quick Answer

The C1906 diagnostic trouble code (DTC) for Ford vehicles indicates a problem with the ride control left rear shock actuator circuit being open. Common causes include Damaged wiring or connectors in the shock actuator circuit, Faulty shock actuator, Malfunctioning 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
C1906 Ford indicates Ride Control Left Rear Shock Actuator Circuit Open.
Common causes
Common causes include Damaged wiring or connectors in the shock actuator circuit, Faulty shock actuator, Malfunctioning 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.
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code C1906 Ford Description

The C1906 diagnostic trouble code (DTC) for Ford vehicles indicates a problem with the ride control left rear shock actuator circuit being open. This means that there is an issue with the electrical circuit that controls the left rear shock absorber in the vehicle's suspension system. The shock actuator is responsible for adjusting the damping characteristics of the shock absorber, which is crucial for maintaining a smooth and stable ride quality.

OBDII Code C1906 Ford - Ride Control Left Rear Shock Actuator Circuit Open
C1906 Ford Code - Ride Control Left Rear Shock Actuator Circuit Open

Common Causes of C1906 Ford

  1. Damaged wiring or connectors in the shock actuator circuit
  2. Faulty shock actuator
  3. Malfunctioning control module
  4. Poor electrical connection
  5. Corrosion or water damage in the circuit components

Symptoms of C1906 Ford

  1. Rough or bumpy ride quality
  2. Increased body roll during turns
  3. Unstable handling
  4. Illumination of the suspension warning light on the dashboard
  5. Abnormal noises coming from the rear suspension

How to Fix C1906 Ford

  1. Begin by conducting a thorough inspection of the shock actuator circuit, including the wiring, connectors, and components.
  2. Test the shock actuator and control module for proper functionality using a multimeter or diagnostic tool.
  3. Repair or replace any damaged wiring, connectors, or components in the circuit.
  4. Reset the vehicle's onboard computer system to clear the DTC and recalibrate the shock absorber system.
  5. Test drive the vehicle to ensure that the issue has been resolved and that the ride quality is restored.

Cost to Fix C1906 Ford

The typical repair costs for addressing a C1906 DTC related to the ride control left rear shock actuator circuit open can vary depending on the specific cause of the issue and the extent of the repair needed. In general, the cost of parts for this repair can range from $100 to $300, while labor costs can range from $150 to $400. Keep in mind that these estimates are approximate and can vary based on factors such as location, vehicle make and model, and the rates of the auto repair shop. It's recommended to consult with a professional mechanic to get an accurate cost estimate for your specific situation.

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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 C1906 Ford Code

1. What are common symptoms of OBDII code C1906 Ford (Ride Control Left Rear Shock Actuator Circuit Open)?

The common symptoms include a warning light on the dashboard, uneven ride height, and a noticeable decrease in ride quality.

2. What are the possible causes of OBDII code C1906 Ford?

Possible causes of this code include damaged wiring or connectors, a faulty shock actuator, or issues with the ride control module.

3. How can I diagnose the cause of OBDII code C1906 Ford?

You can diagnose the cause by performing a visual inspection of wiring and connectors, testing the shock actuator for proper function, and using a diagnostic scanner to check the ride control system.

4. Can I continue driving with OBDII code C1906 Ford present?

It is not recommended to continue driving with this code present, as it can affect the vehicle's handling and ride quality.

5. How can I repair OBDII code C1906 Ford?

Repair options include repairing or replacing damaged wiring, connectors, or components, such as the shock actuator or ride control module.

6. Are there any DIY tips for fixing OBDII code C1906 Ford?

DIY tips include checking and cleaning connectors, inspecting wiring for damage, and ensuring all components are properly connected and secured.

7. Can weather conditions affect OBDII code C1906 Ford?

Extreme weather conditions, such as heavy rain or snow, can potentially cause electrical issues that trigger this fault code.

8. How long does it take to repair OBDII code C1906 Ford?

The repair time can vary depending on the exact cause of the issue, but it may take anywhere from a few hours to a full day to complete the repair.

9. Will resetting the OBDII system clear the C1906 Ford code?

Resetting the OBDII system may temporarily clear the code, but it will likely return if the underlying issue is not addressed and repaired.

10. Is it important to address OBDII code C1906 Ford promptly?

Yes, it is important to address this code promptly to prevent further damage to the ride control system and ensure the vehicle's safety and performance are not compromised.

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