GTM reference frequency error.
<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.
GTM reference frequency error.
Clock signal to GTM peripheral or system timer is faulty. The time passed in the sytem timer is compared with the time passed in GTM peripheral.
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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