PARKING ASSIST MONITOR SYSTEM PROBLEM SYMPTOMS TABLE

Note

The following inspection procedures for the parking assist monitor system are based on the assumption that the audio and visual system is normal. If the audio and visual system has any malfunctions, first proceed with troubleshooting the audio and visual system.

Tech Tips

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

General
Symptom	Suspected Area	See page
When the shift lever is in R, the parking assist monitor image is not displayed (screen is not black).	Audio and Visual System (Reverse Signal Circuit)	Click here
	Navigation ECU sub-assembly	Click here
When the shift lever is in R, the parking assist monitor image is not displayed (screen is black).	Image from Camera for Parking Assist Monitor is Abnormal	Click here
	Navigation ECU sub-assembly	Click here
When the shift lever is not in R, the parking assist monitor image is displayed.	Audio and Visual System (Reverse Signal Circuit)	Click here
	Navigation ECU sub-assembly	Click here

Display Malfunction
Symptom	Suspected Area	See page
Image from the camera for the parking assist monitor is abnormal.	Image from Camera for Parking Assist Monitor is Abnormal	Click here
Projected course lines are displayed with steering linked lines and fixed lines overlapping.	Guide Lines are Displayed with Vehicle Center Line	Click here

Parking Assist Monitor System Malfunction
Symptom	Suspected Area	See page
Projected course guide lines are not displayed.	Parking assist monitor screen display mode settings. (Check if the parking guide lines are set to off.)	Click here
Projected course guide lines are not displayed.	Navigation ECU sub-assembly	Click here
"System initializing" is displayed.	Correct the steering angle neutral point	Click here
"System initializing" is displayed even after correcting the steering angle neutral point.	Steering sensor	Click here
	Steering angle setting (Calibration)	Click here
	Navigation ECU sub-assembly	Click here
"System not ready" is displayed.	Navigation ECU sub-assembly initialization (Calibration)	Click here
"System not ready" is displayed even after navigation ECU sub-assembly initialization.	Navigation ECU sub-assembly	Click here
During parallel parking assist mode, the screen does not change even though the vehicle has moved.	If the vehicle is reversing at very low speed, the screen may not change	-
During parallel parking assist mode, the screen changes even though the vehicle has not moved.	If the vehicle is stopped for extended period of time, the screen may change	-
Guide lines and buttons are not displayed for all parking assist monitor screen display modes.	Guide Lines and Buttons are not Displayed for All Display Modes	Click here
The guide lines and buttons remain displayed even though the luggage compartment door is open.	CAN Communication System	Click here
	Guide Lines and Buttons are not Displayed for All Display Modes	Click here
When adjusting the camera optical axis, "Back door is open. Do not use the rear view monitor when the back door is not completely closed." is displayed even after the luggage compartment door has been closed.	Guide Lines and Buttons are not Displayed for All Display Modes	Click here
"CHK" message(s) are displayed on the "Car Signal Check" screen.	Car signal check (Diagnosis)	Click here
When the parking assist monitor screen is displayed, the lines are misaligned. (The image from the camera is tilted.)	Back camera position setting (Calibration)	Click here
Although the manual assist mode screen functions normally, when parallel parking mode is attempted, a message is displayed indicating that guidance is not possible.	Audio and Visual System (Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter)	Click here