DPB_a108_GTMRefFrequencyError
Description
GTM reference frequency error.
Condition
GTM peripheral of micro controller is not right or reference clock from system ASIC (D_REF) is faulty or there is any fault in signal path from ASIC to micro controller. A 4kHz reference frequency signal from system ASIC is cyclically checked via GTM to be in correct range.
Clear Condition
No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.
Potential Impact
System will be running in fully degraded state. Braking may require increased effort. Hydraulic Boost Compensation will be triggered when driver pressed brake pedal.
Customer Facing Message 1
Power braking assist reduced
Customer Facing Message 2
Braking may require increased effort
Audiences
customer;service-fix
Models
Model Y 2025+