Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2013 Toyota Prius ThreeFACTORY OEM SERVICE PROCEDURE
Problem Symptoms Table
WARNING: This page is about a different variant/trim than selected.
HINT:
- 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.
REAR VIEW MONITOR SYSTEM (FOR NAVIGATION SYSTEM)
| Symptom | Suspected Area | Refer to |
|---|---|---|
| When reverse (R) has been selected, the rear view monitor image is not displayed (screen is not black). | Reverse signal circuit (for Navigation receiver type) | Refer to Reverse Signal Circuit |
| Reverse signal circuit (for Radio and display type) | Refer to Reverse Signal Circuit | |
| Navigation ECU sub-assembly (for Navigation receiver type) | Refer to REMOVAL | |
| Radio and display receiver assembly (for Radio and display type) | Refer to REMOVAL | |
| When reverse (R) has been selected, the rear view monitor image is not displayed (screen is black). | Navigation receiver assembly power source circuit (for Navigation receiver type) | Refer to Navigation Receiver Assembly Power Source Circuit |
| Radio receiver power source circuit (for Radio and display type) | Refer to Radio Receiver Power Source Circuit | |
| Image from Camera for Rear View Monitor is Abnormal | Refer to Image from Camera for Rear View Monitor is Abnormal | |
| Navigation ECU sub-assembly (for Navigation receiver type) | Refer to REMOVAL | |
| Radio and display receiver assembly (for Radio and display type) | Refer to REMOVAL | |
| When a shift state other than reverse (R) has been selected, the rear view monitor image is displayed. | Reverse signal circuit (for Navigation receiver type) | Refer to Reverse Signal Circuit |
| Reverse signal circuit (for Radio and display type) | Refer to Reverse Signal Circuit | |
| Navigation ECU sub-assembly (for Navigation receiver type) | Refer to REMOVAL | |
| Radio and display receiver assembly (for Radio and display type) | Refer to REMOVAL | |
| Image from the camera for the rear view monitor is abnormal (color, distorted image). | Image from Camera for Rear View Monitor is Abnormal | Refer to Image from Camera for Rear View Monitor is Abnormal |
| Navigation ECU sub-assembly (for Navigation receiver type) | Refer to REMOVAL | |
| Radio and display receiver assembly (for Radio and display type) | Refer to REMOVAL | |
| When the rear view monitor screen is displayed, the lines are misaligned. (The image from the camera is tilted.) | Check that the camera is correctly installed | Refer to INSTALLATION |
REAR VIEW MONITOR SYSTEM (FOR AUDIO AND VISUAL SYSTEM)
| Symptom | Suspected Area | Refer to |
|---|---|---|
| When reverse (R) has been selected, the rear view monitor image is not displayed (screen is not black). | Reverse signal circuit | Refer to Reverse Signal Circuit |
| Radio and display receiver assembly | Refer to REMOVAL | |
| When reverse (R) has been selected, the rear view monitor image is not displayed (screen is black). | Radio receiver power source circuit | Refer to Radio Receiver Power Source Circuit |
| Radio and display receiver assembly | Refer to REMOVAL | |
| When a shift state other than reverse (R) has been selected, the rear view monitor image is displayed. | Reverse signal circuit | Refer to Reverse Signal Circuit |
| Radio and display receiver assembly | Refer to REMOVAL | |
| Image from the camera for the rear view monitor is abnormal (color, distorted image). | Image from Camera for Rear View Monitor is Abnormal | Refer to Image from Camera for Rear View Monitor is Abnormal |
| Radio and display receiver assembly | Refer to REMOVAL | |
| When the rear view monitor screen is displayed, the lines are misaligned. (The image from the camera is tilted.) | Check that the camera is correctly installed | Refer to INSTALLATION |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.