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Home >> Mazda >> 2014 >> CX-5 Touring, 4D Utility, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> On-Board Diagnostic - Front Body Control Module >> DTC B10A6: 64 Light Switch Error Signal Received >> Notes

DTC B10A6: 64 Light Switch Error Signal Received: Notes

DTC B10A6:64 (FRONT BODY CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location  Light switch error signal received 
Detection condition 
  • The front body control module (FBCM) receives error signals from the start stop unit for 5 s or more  with the ignition switched ON (engine off or on).
Fail-safe  -
Possible cause 
  • Start stop unit malfunction
  • Light switch malfunction
  • Front body control module (FBCM) malfunction
System wiring diagram  -