Multiplex Communication System

DIAGNOSTIC TROUBLE CODE CHART

B1211 - B1289:

B1291, B1292 - B1296:

HINT: If a malfunction code is displayed during DTC check, check the circuit corresponding to the code in the table.

When "+B or GND short malfunction of communication bus" DTCs (B1214, B1215, etc.) and detected at the same time as "communication stop" DTCs (B1211, B1212, etc.), please repair the "+B or GND short malfunction of communication bus" DTCs first.