AutoCodes – Lincoln – U0285 Lincoln

U0285 Lincoln 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 Lincoln 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.

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Code Popularity 801

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 06, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U0285 Lincoln 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 Lincoln - Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B' - AutoCodes.com — U0285 Lincoln Code - Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B'

What does this mean?

What are the Possible Causes of the DTC U0285 Lincoln?

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 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 U0285 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 U0285 Lincoln code?

Need more information on how to fix the U0285 Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U0285 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 U0285 Lincoln Code

1. What are the common symptoms of OBDII code U0285 for a Lincoln related to the Active Grille Air Shutter Module 'B'?

- Common symptoms include issues with the active grille air shutter system, such as the grille not opening or closing properly, reduced fuel efficiency, and potential overheating.

2. What are the possible causes of the U0285 code in a Lincoln vehicle?

- The U0285 code is typically triggered by a communication failure between the vehicle's onboard computer system and the Active Grille Air Shutter Module 'B'. This can be caused by wiring issues, a faulty module, or a malfunction in the communication network.

3. How can I diagnose the U0285 code in my Lincoln related to the Active Grille Air Shutter Module 'B'?

- To diagnose the U0285 code, a professional diagnostic scan tool is required to communicate with the vehicle's onboard computer system. This tool can help identify the specific communication error and pinpoint the root cause of the issue.

4. Can I still drive my Lincoln with the U0285 code related to the Active Grille Air Shutter Module 'B'?

- It is not recommended to continue driving your Lincoln with the U0285 code present, as it can lead to potential engine performance issues and decreased fuel efficiency. It is best to address the problem promptly to prevent further damage.

5. How can I repair the U0285 code in my Lincoln related to the Active Grille Air Shutter Module 'B'?

- Repairing the U0285 code typically involves inspecting the wiring connections, testing the Active Grille Air Shutter Module 'B' for functionality, and addressing any communication network issues. It is advisable to consult a professional mechanic for proper diagnosis and repair.

6. Is the U0285 code related to the Active Grille Air Shutter Module 'B' a common issue in Lincoln vehicles?

- While the U0285 code related to the Active Grille Air Shutter Module 'B' is not as common as some other OBDII codes, it can still occur in Lincoln vehicles, especially in models equipped with an active grille air shutter system.

7. Can a DIY enthusiast fix the U0285 code in a Lincoln related to the Active Grille Air Shutter Module 'B'?

- While some DIY enthusiasts may have the skills to diagnose and repair the U0285 code, it is recommended to seek professional help for this issue due to the complexity of the vehicle's onboard computer system and communication network.

8. How much does it typically cost to repair the U0285 code in a Lincoln related to the Active Grille Air Shutter Module 'B'?

- The cost of repairing the U0285 code can vary depending on the root cause of the issue, the extent of the repairs needed, and the labor rates of the repair shop. It is advisable to obtain quotes from multiple mechanics to compare prices.

9. Will resetting the OBDII code U0285 related to the Active Grille Air Shutter Module 'B' make it go away permanently?

- Simply resetting the OBDII code may temporarily clear the warning light, but if the underlying issue causing the U0285 code is not addressed, the code is likely to reappear. It is crucial to diagnose and repair the root cause of the problem.

10. How can I prevent the U0285 code related to the Active Grille Air Shutter Module 'B' from recurring in my Lincoln?

- To prevent the U0285 code from reoccurring, it is essential to address any underlying wiring issues, ensure proper connectivity between components, and regularly maintain the active grille air shutter system in your Lincoln vehicle. Regular inspections can help prevent future communication failures.