AutoCodes – Lincoln – C1771 Lincoln

C1771 Lincoln Code - Air Suspension Vent Solenoid Output Circuit Open

Quick Answer

The 4-Wheel Air Suspension (4WAS) Module monitors the Air Suspension Vent Solenoid. Common causes include Faulty Air Suspension Compressor, Air Suspension Compressor harness is open or shorted, Air Suspension Compressor circuit poor electrical connection. 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
C1771 Lincoln indicates Air Suspension Vent Solenoid Output Circuit Open.
Common causes
Common causes include Faulty Air Suspension Compressor, Air Suspension Compressor harness is open or shorted, Air Suspension Compressor circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 704
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 26, 2020
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Code C1771 Lincoln Description

The 4-Wheel Air Suspension (4WAS) Module monitors the Air Suspension Vent Solenoid. The 4WAS Module sets the OBDII code when the Air Suspension Vent Solenoid is not to factory specifications.
OBDII Code C1771 Lincoln - Air Suspension Vent Solenoid Output Circuit Open - AutoCodes.com
C1771 Lincoln Code - Air Suspension Vent Solenoid Output Circuit Open

What are the Possible Causes of the DTC C1771 Lincoln?

  • Faulty Air Suspension Compressor
  • Air Suspension Compressor harness is open or shorted
  • Air Suspension Compressor circuit poor electrical connection
  • Faulty 4-Wheel Air Suspension (4WAS) Module

How to Fix the DTC C1771 Lincoln?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1771 Lincoln code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C1771 Lincoln code?

Need more information on how to fix the C1771 Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1771 Lincoln 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 C1771 Lincoln Code

1. What are the common symptoms of OBDII code C1771 in a Lincoln related to the Air Suspension Vent Solenoid Output Circuit Open?

The common symptoms include the air suspension system not functioning properly, the vehicle riding lower than usual, and a noticeable decrease in ride comfort.

2. What are the possible causes of OBDII code C1771 in a Lincoln for the Air Suspension Vent Solenoid Output Circuit Open?

The code C1771 can be triggered by a faulty air suspension vent solenoid, damaged wiring or connectors in the circuit, or a failed air suspension control module.

3. How can I diagnose OBDII code C1771 in a Lincoln for the Air Suspension Vent Solenoid Output Circuit Open?

Diagnosing this code typically involves using a scan tool to read the fault codes, testing the vent solenoid for functionality, inspecting the wiring for any visible damage, and checking the connections to the control module.

4. Can I continue driving my Lincoln with OBDII code C1771 related to the Air Suspension Vent Solenoid Output Circuit Open?

It is not recommended to drive the vehicle with this code present as it can lead to further damage to the air suspension system and compromise the safety and performance of the vehicle.

5. How can I repair OBDII code C1771 in a Lincoln for the Air Suspension Vent Solenoid Output Circuit Open?

Repairing this code may involve replacing the faulty vent solenoid, repairing or replacing damaged wiring, or reprogramming the air suspension control module to clear the code.

6. Are there any DIY repair tips for OBDII code C1771 in a Lincoln for the Air Suspension Vent Solenoid Output Circuit Open?

While some basic diagnostics can be performed at home, it is recommended to seek professional help for repairing this code to ensure proper diagnosis and repair of the air suspension system.

7. How much does it typically cost to repair OBDII code C1771 in a Lincoln related to the Air Suspension Vent Solenoid Output Circuit Open?

The cost of repair can vary depending on the extent of the damage and the specific components that need replacement. It is advisable to get a few quotes from different repair shops for an accurate estimate.

8. Can extreme weather conditions affect OBDII code C1771 in a Lincoln for the Air Suspension Vent Solenoid Output Circuit Open?

Extreme weather conditions can potentially worsen the symptoms associated with this code, as temperature fluctuations and moisture can impact the performance of the air suspension components.

9. Is it common for OBDII code C1771 related to the Air Suspension Vent Solenoid Output Circuit Open to recur after repair?

If the root cause of the issue is not properly addressed during the repair, there is a possibility of the code recurring. It is essential to ensure that all related components are thoroughly inspected and repaired to prevent recurrence.

10. How important is it to address OBDII code C1771 in a Lincoln for the Air Suspension Vent Solenoid Output Circuit Open promptly?

It is crucial to address this code promptly to prevent further damage to the air suspension system, ensure optimal ride comfort and safety, and avoid potential costly repairs in the future.

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