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Home >> Mazda >> 2016 >> CX-9 Signature >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> On-Board Diagnostic - Auto Leveling Control Module >> DTC U3000-42: Auto Leveling Control Module Internal Malfunction >> Notes
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DTC U3000-42: Auto Leveling Control Module Internal Malfunction: Notes

Description Auto leveling control module internal malfunction
Detection condition 
  • Auto leveling control module detects the internal EEPROM malfunction.
Fail-safe 
  • The headlight leveling actuator is stopped at the position when the malfunction is determined.
Possible cause 
  • Auto leveling control module internal malfunction
System wiring diagram  Not applicable
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