DTC Detection Logic

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

DTC

Items

(CONSULT screen terms)

DTC detection condition

Possible cause

B279B

REAR MODE DOOR MOT

When the malfunctioning door position is detected at VENT position

Mode door motor (rear)
(PBR internal circuit is open or shorted)
A/C auto amp.
Harness and connector
(LIN communication line is open or shorted)

B279C

When the malfunctioning door position is detected at FOOT position