Alert Description
This error is detected by the ECU. Sensor dirt can be detected through any or all of these methods 1. high attenuation time 2. constant echos when vehicle is in motion . 3. low attenuation time 4. jittering attenuation time.
Potential Impact
Sensor function will be impaired, park assist features will be disabled.
Set condition
Five consequitive samples of blockage condition being set.
Clear condition
Blockage condition is no longer present (no power cycle required)