Engine-Codes.com
Engine-Codes – Ford – C1918 Ford

C1918 Ford Code - Air Suspension Ride Height Select Switch Circuit Failure

Quick Answer

The C1918 Ford diagnostic trouble code indicates a problem with the Air Suspension Ride Height Select Switch Circuit. Common causes include Faulty ride height select switch, Wiring or electrical connection issues in the circuit, Defective air suspension 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
C1918 Ford indicates Air Suspension Ride Height Select Switch Circuit Failure.
Common causes
Common causes include Faulty ride height select switch, Wiring or electrical connection issues in the circuit, Defective air suspension 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 Sep 12, 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 C1918 Ford Description

The C1918 Ford diagnostic trouble code indicates a problem with the Air Suspension Ride Height Select Switch Circuit. This system is responsible for adjusting the ride height of the vehicle, providing a smooth and comfortable driving experience. When this circuit fails, it can lead to issues with the vehicle's suspension system, causing the ride height to be incorrect or unable to be adjusted properly.

OBDII Code C1918 Ford - Air Suspension Ride Height Select Switch Circuit Failure
C1918 Ford Code - Air Suspension Ride Height Select Switch Circuit Failure

Common Causes of C1918 Ford

  1. Faulty ride height select switch
  2. Wiring or electrical connection issues in the circuit
  3. Defective air suspension control module
  4. Malfunctioning ride height sensors
  5. Corrosion or damage to the components of the air suspension system

Symptoms of C1918 Ford

  1. Illuminated Air Suspension warning light on the dashboard
  2. Inability to adjust the ride height of the vehicle
  3. Rough or bumpy ride quality
  4. Uneven ride height between different wheels
  5. Abnormal noises coming from the suspension system

How to Fix C1918 Ford

  1. Use a diagnostic scan tool to retrieve the trouble codes and pinpoint the exact cause of the issue.
  2. Inspect the ride height select switch and wiring for any signs of damage or wear.
  3. Test the air suspension control module and sensors for proper functionality.
  4. Replace any faulty components, such as the ride height select switch, control module, or sensors.
  5. Clear the trouble codes from the system and test the air suspension system to ensure proper operation.

Cost to Fix C1918 Ford

The cost of repairing a C1918 Ford code can vary depending on the specific cause of the issue and the extent of the repairs needed. On average, the parts required for this repair, such as a new ride height select switch or control module, can range from $200 to $500. Labor costs can also add to the total repair bill, with hourly rates typically ranging from $80 to $150 per hour. Overall, the total repair costs for addressing a C1918 code could range from $300 to $800 or more, depending on the specific circumstances and the rates at the auto repair shop. It is advisable to consult with a professional mechanic to get an accurate estimate for your vehicle.

Need more information about the C1918 Ford code?

Need more information on how to fix the C1918 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1918 Ford 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 C1918 Ford Code

1. What are the common symptoms of OBDII code C1918 in a Ford vehicle?

The common symptoms of OBDII code C1918 include issues with the air suspension system, the ride height select switch not functioning properly, and potential warning lights illuminated on the dashboard.

2. What does the OBDII code C1918 Ford indicate?

OBDII code C1918 for Ford vehicles indicates a circuit failure related to the air suspension ride height select switch.

3. What are the possible causes of OBDII code C1918 in a Ford vehicle?

The possible causes of OBDII code C1918 in a Ford vehicle can include a faulty ride height select switch, damaged wiring or connectors in the circuit, or a malfunction within the air suspension system.

4. How can I diagnose the OBDII code C1918 Ford issue?

Diagnosing the OBDII code C1918 Ford issue involves using an OBDII scanner to retrieve the specific fault code, inspecting the ride height select switch and its connections, and checking the wiring for any signs of damage or corrosion.

5. Can I still drive my Ford vehicle with OBDII code C1918 present?

It is not recommended to drive your Ford vehicle with OBDII code C1918 present, as it can indicate a potential issue with the air suspension system that may affect driving performance and safety.

6. How can I repair OBDII code C1918 in my Ford vehicle?

Repairing OBDII code C1918 in a Ford vehicle typically involves replacing the faulty ride height select switch, repairing any damaged wiring or connectors, and clearing the fault code with an OBDII scanner.

7. Is it possible to reset OBDII code C1918 in a Ford vehicle without fixing the underlying issue?

While you can clear the OBDII code C1918 from your Ford vehicle using an OBDII scanner, it is crucial to address the underlying issue causing the fault code to prevent it from reoccurring.

8. Can a DIY enthusiast fix OBDII code C1918 in a Ford vehicle?

Depending on your level of automotive expertise, a DIY enthusiast may be able to fix OBDII code C1918 in a Ford vehicle by following repair guides, consulting forums, and using the necessary tools.

9. How much does it cost to repair OBDII code C1918 in a Ford vehicle at a mechanic?

The cost to repair OBDII code C1918 in a Ford vehicle at a mechanic can vary depending on the extent of the issue, the labor rates, and the cost of any replacement parts needed.

10. Are there any recalls or service bulletins related to OBDII code C1918 in Ford vehicles?

It is advisable to check with Ford dealerships or online resources for any recalls or service bulletins related to OBDII code C1918 in Ford vehicles, as manufacturers may provide assistance for known issues.

Discuss the causes and fixes for C1918 Ford OBDII Code

Submit a New Comment

Code C1918 Ford comments

No comments found for this page.