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U0185: Lost Communication With Antenna Control Module

What Does U0185 Mean?

U0185 is a diagnostic trouble code indicating: Lost Communication With Antenna Control Module. This code relates to the network communication system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

What To Do Next

  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

U0180 Lost Communication With Automatic Lighting Control Module U0181 Lost Communication With Headlamp Leveling Control Module A U0182 Lost Communication With Lighting Control Module - Front U0183 Lost Communication With Lighting Control Module - Rear A U0184 Lost Communication With Radio U0186 Lost Communication With Audio Amplifier A U0187 Lost Communication With Digital Disc Player/Changer Module A U0188 Lost Communication With Digital Disc Player/Changer Module B