DTC B13CF-19; IG2 Power Supply Output Circuit Malfunction: Notes

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

DETECTION CONDITION & POSSIBLE CAUSE

Description	IG2 power supply output circuit malfunction
Detection condition	Front body control module (FBCM) detects over-current in the IG2 power supply output circuit with the ignition switched ON (engine off or on).
Fail-safe function	Not applicable
Possible cause	Front body control module (FBCM) connector or terminal malfunction Short to ground in front body control module (FBCM) IG2 power supply output circuit IG2 power supply output circuit related parts malfunction Front body control module (FBCM) malfunction