Alert Details

PCS_a066_dcdcHvRationality

Description

PCS DCDC HV bus voltage reading differs from HVP HV bus voltage reading by an excessive amount.

Condition

DCDC converter high voltage bus voltage sensor mismatches high voltage processor's sensed value on CAN for more than three seconds

Clear Condition

DCDC converter high voltage bus voltage sensor matches high voltage processor'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+