DTC B1D00-13: Headlight (LH) Circuit Malfunction [Auto Leveling Control Module]: Notes

DTC B1D00:13 [AUTO LEVELING CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

Description	Headlight (LH) circuit malfunction
Detection condition	The auto leveling control module detected an open circuit in the headlight (LH) circuit during the headlight LO on control for 5 s or more with the ignition switched ON (engine off or on).
Fail-safe	Control of the headlight auto leveling system is continued.
Possible cause	DTCs are stored in the front body control module (FBCM). Headlight LO relay circuit malfunction Front combination light (LH) connector or terminal malfunction Auto leveling control module connector or terminal malfunction Short to ground in wiring harness between auto leveling control module terminal L and front combination light (LH) terminal N Open circuit in wiring harness between auto leveling control module terminal L and front combination light (LH) terminal N Front combination light (LH) malfunction Auto leveling control module malfunction

Courtesy of MAZDA MOTORS CORP.