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.
| Symptom | Suspected Area | See page |
|---|---|---|
| When the shift lever is in the reverse position, the parking assist monitor image is not displayed (screen is not black). | Television camera ECU power source circuit | |
| Reverse signal circuit | ||
| Television camera ECU | ||
| Navigation receiver assembly | ||
| When the shift lever is in the reverse position, the parking assist monitor image is not displayed (screen is black). | Display signal circuit between Television camera ECU and Navigation receiver assembly | |
| Display signal circuit between Television camera ECU and Television camera assembly | ||
| Television camera assembly | ||
| Television camera ECU | ||
| When the shift lever is not in the reverse position, the parking assist monitor image is displayed. | Reverse signal circuit | |
| Television camera ECU | ||
| Manual assist mode screen is normal but pressing the switch to change to parallel parking assist mode does not change the screen. | Navigation receiver assembly | |
| Television camera ECU | ||
| Problem with the parking assist monitor image (color, unclear picture). | Display signal circuit between Television camera ECU and Television camera assembly | |
| Display signal circuit between Television camera ECU and Navigation receiver assembly | ||
| Television camera assembly | ||
| Television camera ECU | ||
| Navigation receiver assembly | ||
| When parking the vehicle with "Parallel Parking Assist" mode, even if the vehicle starts to run, the screen does not change. | This may occur when reversing at very low speed | - |
| "SYSTEM INITIALIZING" is displayed. | Correct the steering angle neutral point | |
| Projected course guidelines are not displayed. | CAN communication system | |
| Television camera ECU |