DPB_a108_GTMRefFrequencyError
Power braking assist reduced
What does the DPB_a108_GTMRefFrequencyError alert mean?
GTM reference frequency error.
What you'll see in your Tesla
- Power braking assist reduced
- Braking may require increased effort
What triggers it
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.
When it clears
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.
Affected models
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