DI_a077_lvSupplyUV

The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a low voltage (LV) battery power supply undervoltage event.

 Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Drive unit enters unit limp mode (see DI_a126_limpMode)

Description

The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a low voltage (LV) battery power supply undervoltage event.

Cause

LV supply voltage to DI (refer to lvSupply) is disconnected or drops below lower voltage threshold

Clear condition

LV supply rises back above lower threshold

Models

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

Visibility

service

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