Related To Camera Assistance Sonar

Symptoms	Check items	Probable malfunction location
Malfunction is detected in only 1 indicator (Always displayed in red).	Sonar sensor circuit malfunction.	Sonar sensor circuit malfunction between sonar sensor and sonar control unit. Refer to: DIAGNOSIS PROCEDURE (front LH inner). DIAGNOSIS PROCEDURE (front RH inner). DIAGNOSIS PROCEDURE (front LH outer). DIAGNOSIS PROCEDURE (front RH outer). DIAGNOSIS PROCEDURE (rear LH inner). DIAGNOSIS PROCEDURE (rear RH inner). DIAGNOSIS PROCEDURE (rear LH outer). DIAGNOSIS PROCEDURE (rear RH outer).
	Sonar sensor malfunction.	Malfunction in sonar sensor. Refer to REMOVAL AND INSTALLATION . Front license plate (if equipped) is bent and obstructing the sensor area.
Malfunction is detected in all 5 indicators (Always displayed in red).	Sonar control unit malfunction.	Sonar control unit power supply and ground circuits malfunction. Refer to DIAGNOSIS PROCEDURE .
	CAN communication malfunction.	CAN communication malfunction between sonar control unit and combination meter. Refer to TROUBLE DIAGNOSIS FLOW CHART .