IBST-D203
IBST_d203_netBusOffNet0
What does IBST-D203 mean?
Tesla diagnostic code in the Integrated Brake System (IBST) module. CANSys - BusOff Failure on CAN 1. The Controller Area Network (CAN) bus status is monitored cyclically. Whenever there is a short circuit between CAN-H and CAN-L or a heavy bus disturbance that leads to BusOff, the fault is registered. This indicates a short circuit between CAN + and CAN-; a short circuit between CAN + and Ubatt; or a heavy bus disturbance.
Original Description
CANSys - BusOff Failure on CAN 1. The Controller Area Network (CAN) bus status is monitored cyclically. Whenever there is a short circuit between CAN-H and CAN-L or a heavy bus disturbance that leads to BusOff, the fault is registered. This indicates a short circuit between CAN + and CAN-; a short circuit between CAN + and Ubatt; or a heavy bus disturbance.
Severity Notes
IBST-D203 is a diagnostic or informational code in the Integrated Brake System system. Typically no immediate action is required.