DTC U3000-04: Parking Assist Unit (Optical) Internal Malfunction [Parking Assist Unit (Optical)]: Outline

DTC U3000:04 [PARKING ASSIST UNIT (OPTICAL)] DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Parking assist unit (optical) internal malfunction
Detection condition	The parking assist unit (optical) detects a parking assist unit (optical) internal malfunction.
Fail-safe	(See DTC TABLE [PARKING ASSIST UNIT (OPTICAL) (US)] .)
Possible cause	Rear mount camera connector malfunction Parking assist unit (optical) connector malfunction Open circuit in rear mount camera circuit Rear mount camera malfunction Parking assist unit (optical) malfunction
Courtesy of MAZDA MOTORS CORP.