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Home >> Mazda >> 2017 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 35 (On-Board Diagnostic (Adaptive Front Lighting System (AFS) Control Module)) >> DTC U3000-49: Adaptive Front Lighting System Control Module Internal Malfunction >> Diagnostic Procedure
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Diagnostic Procedure

WARNING: This page is about a different car, the 2016 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
Step Inspection Action
1 VERIFY IF MALFUNCTIONING LOCATION IS ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE DEPENDING ON REPEATABILITY 
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.
2 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.