ABS Activation Frequency Too High
ABS regulation cycles activate more frequently than the plausibility model allows.
Affected components
- Abs control module
- Wheel speed sensors
Common causes
- High likelihood: Wheel speed sensor signal noise
- Medium likelihood: Tone ring damaged
Possible symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.