2024 Mazda 3 Preferred, 4D HatchbackFACTORY OEM SERVICE PROCEDURE

DTC U0182-00: Communication Error With Auto Leveling Control Module/Adaptive Led Headlights Control Module/Adaptive Front Lighting System (AFS) Control Module

U0182-00: (BCM) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Communication error with auto leveling control module/adaptive LED headlights control module/adaptive front lighting system (AFS) control module
Detection condition
  • The body control module (BCM) cannot receive CAN signal from the auto leveling control module/adaptive LED headlights control module/adaptive front lighting system (AFS) control module.
Fail-safe
  • Sets to default signal.
Possible cause
  1. Malfunction in CAN communication line between auto leveling control module/adaptive LED headlights control module/adaptive front lighting system (AFS) control module and body control module (BCM)
    NOTE:
Repeatability verification procedure
  • Not applicable
System wiring diagram
  • Not applicable
Chapter Navigation
Return to Chapter: On-Board Diagnostic - Body Control Module (BCM) (2 Of 2)
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.