B1214

DTC B1214 DOOR SYSTEM COMMUNICATION BUS MALFUNCTION (+B SHORT)
DTC B1215 DOOR SYSTEM COMMUNICATION BUS MALFUNCTION (GND SHORT)

CIRCUIT DESCRIPTION

DTC Detection Condition:

DTC B1214 is detected when the door system communication circuit and +B battery are shorted. DTC B1215 is detected when the communication circuit and body ground are shorted. When this condition is detected, the door system communication bus (BEAN) will be disabled and some diagnosis codes will be output.

Wiring Diagram:

Step 1:

Step 2:

Step 3:

Step 4:

Step 5:

Step 6:

INSPECTION PROCEDURE