Chassis
generic / SAE
C0592
Brake Booster Motor B Phase U-V-W Current High
Brake Booster Motor B Phase U-V-W Current High: the control module has detected this fault condition. The electric brake booster generates the braking assist; a motor or sensor fault can reduce or disable power-assisted braking. Safety-relevant.
SystemChassis
Typegeneric / SAE
GroupC0
Range / number5 / 92
Possible causes
- Motor overloaded or seized high
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 2–6 h
- Component: brake booster motor b
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012