C0583: Brake Booster Motor B Phase U-V-W Circuit/Open
Standardized SAE J2012 code · C05xx codes
Safety-critical system. Faults in airbags, brakes, steering or high-voltage components can put people at risk. Follow the manufacturer's service information and safety procedures, or have the vehicle checked by a qualified workshop.
What does C0583 mean?
The EPB module has detected that the release operation took longer than expected or did not fully release. The vehicle should not be driven until the brake is fully released to avoid pad damage.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Common causes
- High Actuator corroded or sluggish
- Medium Brake pads seized to disc after long standstill
- Medium Low system voltage during release
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of C0583 on the same make and model first.
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