VCFRONT_a267_EPAS3sVoltageMismatch

The front vehicle controller (VCFRONT) detects there is voltage mismatch greater than 0.5V between the input power to the VCFRONT and the secondary power steering circuit for the secondary Electronic Power Assisted Steering (EPAS3S) electronic control unit (ECU).

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Power steering may be limited or unavailable.

Description

The front vehicle controller (VCFRONT) detects there is voltage mismatch greater than 0.5V between the input power to the VCFRONT and the secondary power steering circuit for the secondary Electronic Power Assisted Steering (EPAS3S) electronic control unit (ECU).

Cause

The voltage mismatch is greater than 0.5V between the VCFRONT printed circuit board assembly (PCBA) input voltage and the eFuse output voltage.

Clear condition

The voltage mismatch is less than 0.5V between the VCFRONT printed circuit board assembly (PCBA) input voltage and the eFuse output voltage.

Models

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

Visibility

service-fix

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