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Home >> Mazda >> 2019 >> CX-9 Signature >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> On-Board Diagnostic - Auto Leveling Control Module >> DTC B1041-14: Headlight Leveling Actuator Circuit Malfunction [Auto Leveling Control Module] >> Notes
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DTC B1041-14: Headlight Leveling Actuator Circuit Malfunction [Auto Leveling Control Module]: Notes

DTC B1041:14 (AUTO LEVELING CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

Description Headlight leveling actuator circuit malfunction
Detection condition  
  • Headlight leveling actuator circuit voltage of 3.2 V or less is detected for 5 s or more with the ignition switched ON (engine off or on).
Fail-safe  
  • The headlight leveling actuator is stopped at the position when the malfunction is determined.
Possible cause  
  • Front combination light (LH) connector or terminal malfunction
  • Front combination light (RH) connector or terminal malfunction
  • Auto leveling control module connector or terminal malfunction
  • Short to ground in wiring harness between the following terminals:
    • Auto leveling control module terminal P-Front combination light (LH) terminal I
    • Auto leveling control module terminal O-Front combination light (LH) terminal M
    • Auto leveling control module terminal P-Front combination light (RH) terminal I
      • Auto leveling control module terminal O-Front combination light (RH) terminal M
  • Open circuit in wiring harness between the following terminals:
    • Auto leveling control module terminal P-Front combination light (LH) terminal I
    • Auto leveling control module terminal O-Front combination light (LH) terminal M
    • Auto leveling control module terminal P-Front combination light (RH) terminal I
      • Auto leveling control module terminal O-Front combination light (RH) terminal M
  • Headlight leveling actuator malfunction
  • Auto leveling control module malfunction
G13447186Courtesy of MAZDA MOTORS CORP.