PCS_a067_dcdcLvRationality
Description
PCS DCDC LV bus voltage reading differs from VCFRONT LV bus voltage reading by an excessive amount.
Condition
DCDC converter low voltage bus voltage sensor mismatches front vehicle controller's sensed value on CAN for more than three seconds
Clear Condition
DCDC converter low voltage bus voltage sensor matches front vehicle controller's sensed value on CAN for more than 500ms
Potential Impact
Inability to precharge HV bus, inability to support 12V system, inability to drive
Customer Facing Message 1
Not Available
Customer Facing Message 2
Not Available
Audiences
service-fix
Models
Model 3 2017-2023;Model 3 2024+;Model S 2021+;Model X 2021+;Model Y;Model Y 2025+