*1: for Navigation Receiver Type
*2: for Radio and Display Type
*3: w/ TOYOTA Parking Assist-sensor System
GENERAL
This system has a rear television camera assembly mounted on the back door to display an image of the area behind the vehicle on the navigation receiver assembly*1 or radio and display receiver assembly*2. The navigation receiver assembly*1 or radio and display receiver assembly*2 also shows a composite view consisting of the area behind the vehicle and parking guide lines to assist the driver in parking the vehicle by monitoring the area behind the vehicle.
This system consists of the following components:
Rear television camera assembly
Navigation receiver assembly*1
Radio and display receiver assembly*2
Spiral with sensor cable sub-assembly
Main body ECU (multiplex network body ECU)
ECM
Clearance warning ECU assembly*3
This system is equipped with a self-diagnosis system, which is operated from a designated window that appears on the navigation receiver assembly*1 or radio and display receiver assembly*2.
FUNCTION OF COMPONENTS
The rear television camera assembly controls the system by using information from the following components.
| Item | Function |
|---|---|
| Rear Television Camera Assembly |
|
| Navigation Receiver Assembly*1 or Radio and Display Receiver Assembly*2 | Receives video signals which contain a composite image of the area behind the vehicle taken with the rear television camera assembly and guide lines calculated based on signals received from each ECU. |
| Spiral with Sensor Cable Sub-assembly | Detects the angle of the steering wheel and transmits the resulting signals to the rear television camera assembly via CAN communication. |
| ECM | Transmits a shift position signal to the rear television camera assembly via CAN communication. |
| Main Body ECU (Multiplex Network Body ECU) | Transmits a back door courtesy switch signal, engine switch signal, time stamp signal, handle signal and destination signal to the rear television camera assembly via CAN communication. |
| Clearance Warning ECU Assembly*3 | Transmits a sonar information signal to the rear television camera assembly via CAN communication. |
OPERATION EXPLANATION
The television camera assembly sends the display signal to the navigation receiver assembly*1 or radio and display receiver assembly*2. The navigation receiver assembly*1 or radio and display receiver assembly*2 receives the reverse signal via a CAN communication line when the engine switch is on (IG) and the shift lever is moved to R. After receiving the reverse signal, the navigation receiver assembly*1 or radio and display receiver assembly*2 switches to the parking assist monitor system.
DISPLAY MODE
| *a | Estimated Course Line Display Mode | *b | Parking Assist Guide Line Display Mode |
| *c | Distance Guide Line Display Mode | - | - |
| Parking Assist Monitor Display Mode | Distance Guide Lines (Red) |
Estimated Course Lines (Yellow) |
Distance Guide Line (Yellow) |
Vehicle Width Extension Guide Line (Blue) |
Distance Guide Line (Blue) |
Parking Assist Guide Lines (Blue) |
Vehicle Center Line (Blue) |
|---|---|---|---|---|---|---|---|
| Estimated course line display mode | Displayed | Displayed | Displayed | Displayed | Displayed | Not displayed | Displayed |
| Parking assist guide line display mode | Displayed | Not displayed | Not displayed | Displayed | Not displayed | Displayed | Displayed |
| Distance guide line display mode | Displayed | Not displayed | Not displayed | Not displayed | Not displayed | Not displayed | Not displayed |
DIAGNOSTIC FUNCTION OUTLINE
This parking assist monitor system has a diagnostic function displayed on the navigation receiver assembly*1 or radio and display receiver assembly*2. This function enables calibration (adjustment and verification) of the parking assist monitor system Click here.
The following items for the parking assist monitor system can be checked using the GTS.
| Item | Proceed to |
|---|---|
| DTC | |
| Data List / Active Test |