LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2014 >> 3 SV, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (On-Board Diagnostic - Front Body Control Module) >> DTC B13D2 12: Front Fog Light Relay Circuit Malfunction >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC B13D2 12: Front Fog Light Relay Circuit Malfunction: Notes

WARNING: This page is about a different car, the 2014 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DTC B13D2:12 (FRONT BODY CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSES

Description  Front fog light relay circuit malfunction 
Detection condition 
  • Front body control module (FBCM) detects a short to power supply in the front fog light relay circuit with the ignition switched ON (engine off or on).
Fail-safe function  Not applicable
Possible cause 
  • Front fog light relay malfunction
  • Front body control module (FBCM) connector or terminal malfunction
  • Short to power supply in wiring harness between front fog light relay terminal E and front body control module (FBCM) terminal 2AB
  • Front body control module (FBCM) malfunction
G09786573Courtesy of MAZDA MOTORS CORP.