Multiplex Communication System

DIAGNOSTIC TROUBLE CODE CHART

B1201-B1279:

If a malfunction code is displayed during DTC check, check the circuit corresponding to the code in the table (proceed to the respective "DTC Code" in the DTC Chart).

HINT: When DTC of "+B or GND short malfunction of communication bus B1214 and B1215 are detected at the same time as "communication stop" DTC B1201, B1211, B1213, B1218, B1245, B1269, B1272, B1276, and B1279, repair DTC of "+B or GND short malfunction of communication bus" first.