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Home >> Mazda >> 2019 >> CX-9 Signature >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> On-Board Diagnostic - Adaptive Front Lighting Control Module >> DTC B10A3-86: Communication Error With Swivel Actuator (LH) [Adaptive Front Lighting System (AFS) Control Module] >> Diagnostic Procedure
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Diagnostic Procedure

DTC B10A3:86 [ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE] DIAGNOSTIC PROCEDURE

Step Inspection Action
1 VERIFY IF MALFUNCTIONING LOCATION IS SWIVEL ACTUATOR (LH) DEPENDING ON REPEATABILITY
  • Is the same DTC displayed?
Yes Replace the front combination light (LH), then go to the next step.
(See FRONT COMBINATION LIGHT REMOVAL/INSTALLATION .)
No Go to Step 3.
2 VERIFY THAT REPAIRS HAVE BEEN COMPLETED
  • Is the same DTC displayed?
Yes Replace the adaptive front lighting system (AFS) control module, then go to the next step.
(See ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE REMOVAL/INSTALLATION .)
No Go to the next step.
3 VERIFY IF OTHER DTCs DISPLAYED
  • Are any other DTCs displayed?
Yes Repair the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE] .)
No DTC troubleshooting completed.