Multiplex Communication System

DIAGNOSTIC TROUBLE CODE CHART

B1211 - B1281:

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

HINT:
- *: Optional setting
- When DTC of "+B or GND short malfunction of communication bus (such as B1214, B1215 etc.)" and "communication stop (such as B1211, B1212 etc.)" is detected simultaneously, please repair DTC of +B or GND short malfunction of communication bus first.