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USM_a133 — S3 Com Error

Full alert identifier: USM_a133_s3ComError

Alert description

Alert indicating that there has been a communication issue related to the sensor

Potential impact

Sensor function will be impaired, park assist features will be disabled.

Set condition

When the communication error bit is set by the sensor

Clear condition

When the error condition is no longer present

Signals to check

Open this alert in Service Mode Plus and review the Payload tab. Use the field names below to identify the values shown by your vehicle.

Signal Unit
Time Since Init USM_a133_timeSinceInit secs
Time Since Pwr State Transition USM_a133_timeSincePwrStateTransition secs
Signal Unit
In Drive Power State USM_a133_inDrivePowerState —
Num Com Err Since Init USM_a133_numComErrSinceInit —

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of USM_a133.

Browse all USM alert codes