Some Heat Pump Model 3 vehicles were built without a hydraulic control unit (HCU) wake-up wire, and in...
Tesla technical service bulletin SB2233004 for 2021-2022 Tesla Model 3.
- Bulletin number
- SB2233004
- Component
- Electrical system
- Summary
- Some Heat Pump Model 3 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 141 complaints in the electrical category.
Vehicles covered
- Tesla Model 3 2021-2022 20212022
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