PSID200
Reference
Fault mode diagnosis
Fault mode
FMI 9
Detection conditions:The instrument control unit (I-ECU) registers: that bus communication is missing with E-ECU on CAN/J1939
Symptom:
○ Yellow central warning
○ Alarm sounds 4 times
○ "Check" screen
Possible causes:
○ Open circuit on bus communication (cable harness)
○ Short-circuit to voltage on control link (SAE J1939)
○ Short-circuit to frame ground on control link (SAE J1939)
○ Leads in control link (SAE J1939) short-circuited to each other
○ Electric interference on the bus signal