DPB_a096_ecuEnableElLowFault
DPB_a096_ecuEnableElLowFault
Alert Information
Category
Other
Severity
critical
Live Incidence Rate
<0.01%
Models
Model Y
Description
The electric enable can't be switched off via the uC port and via the system IC.
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.
Set Condition
ECU internal electrical enable line has either a short to 3.3V or cannot be switched off by the micro controller or the system chip. Initial test of the ECU internal electrical enable line detects that enable line cannot be switched off by the software.
Clear Condition
No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.