ASIC Init test failed during init task.
<0.01% (Extremely rare)
Power braking assist reduced
Braking may require increased effort
System will be running in fully degraded state. Braking may require increased effort. Hydraulic Boost Compensation will be triggered when driver pressed brake pedal.
ASIC Init test failed during init task.
Defect in the System ASIC, the alert detection function in the ASIC doen't work. uC sends some alert test frames (address error, parity error, clock error) and evaluate the responses. The tests pass if the ASIC could detect the alert and set corresponding alert flags.
No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.
Model Y 2025+
customer, service-fix
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