Some Model Y vehicles were built without a hydraulic control unit (HCU) wake-up wire, and in rare...

Bulletin number

SB2233005

Component

Electrical system: wiring

Summary

Some Model Y vehicles were built without a hydraulic control unit (HCU) wake-up wire, and in rare circumstances, braking and stability control related alerts may appear on the instrument cluster and touchscreen during the vehicle power-on process. Such faults can typically be corrected and the affected functionality restored with a vehicle power cycle.

Owners of these vehicles have filed 181 complaints in the electrical category.