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Home >> Mazda >> 2022 >> CX-5 S Select >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> On-Board Diagnostic - Adaptive Front Lighting System >> DTC U3000-49: Adaptive Front Lighting System (AFS) Control Module/Auto Leveling Control Module/Turn Light Unit Internal Malfunction [AFS/ALM] >> Diagnostic Procedure

Diagnostic Procedure

DTC U3000:49 [AFS/ALM] DIAGNOSTIC PROCEDURE

Step Inspection Action
1 VERIFY IF MALFUNCTIONING LOCATION IS ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE/AUTO LEVELING CONTROL MODULE/TURN LIGHT UNIT DEPENDING ON REPEATABILITY
  • Clear the adaptive front lighting system (AFS) control module/auto leveling control module/turn light unit DTCs using the M-MDS. (See CLEARING DTC [AFS/ALM] ).
  • Retrieve the adaptive front lighting system (AFS) control module/auto leveling control module/turn light unit DTCs using the M-MDS. (See DTC INSPECTION [AFS/ALM] ).
  • Is the same DTC displayed?
Yes Replace the adaptive front lighting system (AFS) control module/auto leveling control module/turn light unit, then go to the next step.
(See ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE/AUTO LEVELING CONTROL MODULE/TURN LIGHT UNIT 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 [AFS/ALM] ).
No DTC troubleshooting completed.