DTC B13EB-09: Power Window Main Switch Malfunction (BCM) (Us): 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 B13EB:09 (BCM) (US) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Power window main switch malfunction
Detection condition	The door-electrical supply unit (driver's side) detects the power window main switch malfunction.
Fail-safe	Not applicable
Possible cause	Power window main switch connector or terminal malfunction Door-electrical supply unit (driver's side) connector or terminal malfunction Short to ground in power window main switch signal circuit Short to power supply in power window main switch signal circuit Power window main switch malfunction Door-electrical supply unit (driver's side) malfunction Body control module (BCM) malfunction
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