EPBL_a126_MotorNVoltLow

Motor negative lead voltage measurement is less than 0.5 volts while inactive.

 Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Caliper motor or harness may be damaged

Description

Motor negative lead voltage measurement is less than 0.5 volts while inactive.

Cause

The Electronic Parking Brake motor is idle, and the negative lead voltage measurement is lower than 0.5 volts.

Clear condition

Caliper state machine exits csmState CSM_FAULT

Models

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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