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 the 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.
Note
The following inspection procedure of the parking assist monitor system is described on the assumption that the navigation system is normal. If navigation system has any malfunction, first proceed with troubleshooting of the navigation system.
| Symptom | Suspected Area | See page |
|---|---|---|
| When the shift lever is in R, the parking assist monitor image is not displayed (screen is not black). | ECU power source circuit | |
| Images from all cameras are abnormal | ||
| Parking assist ECU | ||
| 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 | |
| Display and navigation module display (for HDD) | ||
| Display and navigation module display (for DVD) | ||
| Parking assist ECU | ||
| When the shift lever is not in R, the parking assist monitor image is displayed. | Display and navigation module display (for HDD) | |
| Display and navigation module display (for DVD) | ||
| Parking assist ECU |
| Symptom | Suspected Area | See page |
|---|---|---|
| Image from camera for the parking assist monitor is abnormal (side monitor system is also abnormal). | Images from all cameras are abnormal | |
| Parking assist ECU | ||
| Image from camera for the parking assist monitor is abnormal (side monitor system is normal). | Image from camera for parking assist monitor is abnormal | |
| Parking assist ECU |
| Symptom | Suspected Area | See page |
|---|---|---|
| Image from camera for the parking assist monitor is abnormal. | Image from camera for parking assist monitor is abnormal | |
| Images from all cameras are abnormal | ||
| Parking assist ECU |
| Symptom | Suspected Area | See page |
|---|---|---|
| Projected course guidelines are not displayed. | Parking assist ECU | |
| "System initializing" is displayed. | Correct the steering angle neutral point | |
| "System initializing" is displayed even after correcting the steering angle neutral point. | Spiral with sensor cable sub-assembly | |
| Steering angle setting (Diagnosis System) | ||
| Parking assist ECU | ||
| "System not ready" is displayed. | Parking assist ECU initialization (Calibration) | |
| "System not ready" is displayed even after parking assist ECU initialization. | Parking assist ECU | |
| During parallel parking assist mode, the screen does not change even though the vehicle has moved. | If vehicle is reversing at very low speed, screen may not change | - |
| During parallel parking assist mode, the screen changes even though the vehicle has not moved. | If vehicle is stopped for extended period of time, screen may change | - |
| "CHK" message(s) are displayed on the SIGNAL CHECK screen. | "CHK" message(s) are displayed on the SIGNAL CHECK screen | |
| A back door open warning message is displayed even after back door is closed. | Message indicating back door is open is displayed even after back door is closed |