AutoCodes – Ford – U0285 Ford

U0285 Ford Code - Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B'

Quick Answer

The Powertrain Control Module (PCM) continuously monitors the Local Interconnect Network (LIN) communication line for messages from the Active Grille Air Shutter Module 'B'. Common causes include Faulty Active Grille Air Shutter Module 'B', Active Grille Air Shutter Module 'B' harness is open or shorted, Active Grille Air Shutter Module 'B' 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
U0285 Ford indicates Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B'.
Common causes
Common causes include Faulty Active Grille Air Shutter Module 'B', Active Grille Air Shutter Module 'B' harness is open or shorted, Active Grille Air Shutter Module 'B' 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 11,198
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 06, 2020
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Code U0285 Ford Description

The Powertrain Control Module (PCM) continuously monitors the Local Interconnect Network (LIN) communication line for messages from the Active Grille Air Shutter Module 'B'. This Diagnostic Trouble Code (DTC) sets when the PCM does not receive the Active Grille Air Shutter Module 'B' message within the defined amount of time.
OBDII Code U0285 Ford - Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B' - AutoCodes.com
U0285 Ford Code - Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B'

What are the Possible Causes of the DTC U0285 Ford?

  • Faulty Active Grille Air Shutter Module 'B'
  • Active Grille Air Shutter Module 'B' harness is open or shorted
  • Active Grille Air Shutter Module 'B' circuit poor electrical connection

How to Fix the DTC U0285 Ford?

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 U0285 Ford 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 U0285 Ford code?

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Need Help with the Code?

Get the U0285 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 U0285 Ford Code

1. What are the common symptoms of OBDII code U0285 for a Ford vehicle?

- Common symptoms include the check engine light illuminating, poor fuel efficiency, and issues with the active grille air shutter system.

2. What does the OBDII code U0285 for a Ford indicate?

- This code indicates a communication problem between the vehicle's ECM and the Active Grille Air Shutter Module 'B'.

3. What are the possible causes of the U0285 code in a Ford?

- Possible causes include a faulty Active Grille Air Shutter Module 'B', wiring issues, a loose connection, or a malfunctioning ECM.

4. How can I diagnose the U0285 code on my Ford?

- Diagnosing the U0285 code usually involves using a scan tool to retrieve the specific trouble code, checking the wiring and connections to the Active Grille Air Shutter Module 'B', and testing the module itself.

5. Can I still drive my Ford with the U0285 code present?

- It is not recommended to drive your Ford with the U0285 code present as it can lead to potential performance issues and further damage to the vehicle.

6. How can I repair the U0285 code on my Ford?

- Repairing the U0285 code typically involves addressing the root cause, which may include replacing the faulty Active Grille Air Shutter Module 'B', repairing any damaged wiring, or resetting the ECM.

7. Is the U0285 code a serious issue in a Ford vehicle?

- While the U0285 code is not a critical safety concern, it should be addressed promptly to prevent any potential long-term damage to the vehicle's systems.

8. Can I reset the U0285 code on my Ford without fixing the underlying issue?

- While you can clear the code using a scan tool, it is important to address the underlying issue causing the code to prevent it from reoccurring.

9. Are there any preventive measures to avoid the U0285 code in a Ford?

- Regular maintenance checks, such as inspecting the wiring and connections to the Active Grille Air Shutter Module 'B', can help prevent issues that trigger the U0285 code.

10. How long does it typically take to repair the U0285 code on a Ford?

- The repair time for the U0285 code can vary depending on the exact cause and complexity of the issue, but it may range from a few hours to a day at a professional repair shop.

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