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Home >> Mazda >> 2017 >> CX-3 Sport, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> On-Board Diagnostic - Adaptive Front Lighting System Control Module >> DTC B10A4-86; Communication Error With Swivel Actuator (RH) >> Notes

DTC B10A4-86; Communication Error With Swivel Actuator (RH): Notes

DTC B10A4-86; COMMUNICATION ERROR WITH SWIVEL ACTUATOR (RH) - DETECTION CONDITION & POSSIBLE CAUSE

System malfunction location Communication error with swivel actuator (RH)
Detection condition
  • The AFS control module received error signal from the swivel actuator (RH) three times continuously with the ignition switched ON (engine off or on).
  • The AFS control module could not receive signal from the swivel actuator (RH) for 5 s or more with the ignition switched ON (engine off or on).
Fail-safe
  • The swivel actuator (RH) is stopped at the position when the malfunction is determined.
  • The swivel actuator (LH) is moved to the center.
  • Control of the headlight auto leveling system is continued with the headlight leveling actuator positioned -0.6° from where the malfunction is determined.
Possible cause
  • Front combination light (RH) poor connection
  • Swivel actuator (RH) malfunction
  • AFS control module malfunction
System wiring diagram -
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