Chassis
generic / SAE
C0590
Brake Booster Motor A Phase U-V-W Current High
Brake Booster Motor A 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 / 90
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
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References
sae:J2012