Multiplex Communication System

DIAGNOSTIC TROUBLE CODE CHART

B1200-B1281:

If malfunction code is displayed during DTC check, check the circuit corresponding to the code in the given table. Proceed to the respective "DTC No." in the DTC Chart.

When "+B of GND short malfunction of communication bus" DTCs (B1214, B1215, etc.) are detected at the same time as "communication stop" DTCs (B1200, B1211, B1262, B1269, B1271, B1273 and B1281), repair the "+B or GND short malfunction of communication bus" DTCs first.