PCS_a040_dcdcMaxPowerReached

The Power Conversion System (PCS) electronic control unit (ECU) detects the DCDC converter reaches the maximum output power based on the hardware capability.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

The low voltage (LV) battery may not charge properly, and the LV bus may begin loadshedding.

Description

The Power Conversion System (PCS) electronic control unit (ECU) detects the DCDC converter reaches the maximum output power based on the hardware capability.

Cause

The PCS ECU detects the DCDC converter reaches the maximum output power for more than 3 seconds.

Clear condition

The PCS ECU detects the DCDC converter is below the maximum output power for more than 30 seconds.

Models

Model 3 2017-2023, Model 3 2024+, Model S 2021+, Model X 2021+, Model Y, Model Y 2025+

Visibility

service

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