B1214

DTC B1214 Door System Communication Bus Malfunction (+B Short)

DTC Detection Condition:

Wiring Diagram:

CIRCUIT DESCRIPTION
B1214 and B1215 are output when +B and the body ground is short-circuited on the communication bus.

Detecting this condition disables all the BEAN communication and outputs some DTCs.

Step 1:

Step 2:

Step 3:

INSPECTION PROCEDURE