Code result
C0099
ABS Control Module Internal Fault
Moderate severity
What it means
The ABS control module fails its internal self-test (RAM, ROM or processor watchdog). ABS and stability control are disabled.
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
Module internally failed
highOne of the most commonly reported causes for this code — check this first.
Power supply undervoltage during operation
mediumA plausible cause — test and verify before replacing parts.
Related help
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