BMS timeout in CAN communication
â–¶ How to fix
• Check the BMS for related DTCs. • If SDP3 cannot connect to BMS, the fault is most likely in the BMS or the Red CAN-bus. --> Fault trace the BMS system (e.g. fuse, connectors, and cable harness).
What you'll see
No driver-visible symptom recorded.
System reaction
Yellow Steer tag axle fault wa ESTA in fixed centred mode
Diagnostic depth
Detection
Communication error. Communication with the Brake Management System (BMS) interrupted.
Possible cause
• Open circuit or short circuit on the Red CAN bus • BMS unit has no power supply