DTC U3000-04: Parking Assist Unit (Ultrasonic) Internal Malfunction (Parking Assist Unit (Ultrasonic)): Outline

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

DTC U3000:04 (PARKING ASSIST UNIT (ULTRASONIC)) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Parking assist unit (ultrasonic) internal malfunction
Detection condition	The parking assist unit (ultrasonic) detects a parking assist unit (ultrasonic) internal malfunction for 11 s. NOTE: The malfunction may also occur temporarily if the internal processing of the parking assist unit (ultrasonic) becomes slow. If a temporary malfunction occurs, it will immediately restore to normal conditions.
Fail-safe	(See DTC TABLE [PARKING ASSIST UNIT (ULTRASONIC) (US)] .)
Possible cause	Parking assist unit (ultrasonic) malfunction
System wiring diagram	Not applicable
Connector diagram	Not applicable