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DTC B1092 11: DRL Relay Circuit Malfunction: Notes

WARNING: This page is about a different car, the 2014 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
DTC B1092 11 DETECTION CONDITION AND POSSIBLE CAUSE

Description  DRL relay circuit malfunction 
Detection condition 
  • Front body control module (FBCM) detects a short to ground in the DRL relay circuit with the ignition switched ON (engine off or on).
Fail-safe function  Not applicable
Possible cause 
  • DRL relay malfunction
  • Front body control module (FBCM) connector or terminal malfunction
  • Short to ground in wiring harness between DRL relay terminal A and front body control module (FBCM) terminal 2C
  • Front body control module (FBCM) malfunction
G09771789Courtesy of MAZDA MOTORS CORP.