DTC B10FB-71: Air Intake Actuator Motor Lock [Dash-Electrical Supply Unit]: Outline

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

DTC B10FB:71 [DASH-ELECTRICAL SUPPLY UNIT] DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Air intake actuator motor lock
Detection condition	The dash-electrical supply unit detects that the air intake actuator remains operating clockwise or counterclockwise and does not stop for 8 s or more.
Fail-safe	Air intake actuator drive signal is stopped right when the malfunction is determined.
Possible cause	Air intake actuator malfunction Blower unit malfunction Air intake link malfunction Air intake door malfunction Dash-electrical supply unit malfunction
System wiring diagram	Not applicable
Connector diagram	Not applicable