Code result
C0128
Low Brake Fluid Circuit
Moderate severity
What it means
The brake fluid level switch in the master cylinder reservoir reports a low level. ABS and stability control may be deactivated as a precaution.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Worn brake pads (fluid drops as pistons extend)
highOne of the most commonly reported causes for this code — check this first.
Hydraulic system leak
mediumA plausible cause — test and verify before replacing parts.
Level switch failed
lowLess common, but worth ruling out after the more likely causes.
Related help
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