Engine-Codes - Generic - U0285

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

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

U0285 Possible Causes

  • 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 is the U0285 code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

What is the cost to diagnose the U0285 code

Labor: 1.0

The cost to diagnose the U0285 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
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Possible Symptoms

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

U0285 Meaning

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.

More Information

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Information for specific makes

  • U0285 FORD Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B'
  • U0285 LINCOLN Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B'
  • U0285 MERCURY Lost Communication With Lost Communication With Active Grille Air Shutter Module 'B'

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