Tech Tips
The forward recognition camera is used by multiple systems. If any malfunctions occur, refer to Problem Symptoms Table of each system.
- Dynamic radar cruise control system: Click here
- Pre-crash & safety system: Click here
- Lane departure alert system: Click here
- Automatic high beam system: Click here
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 |
|---|---|---|
| The message "Forward Camera System Unavailable Clean Windshield" is frequently displayed | Non-Lexus genuine front wiper blades are installed | - |
| The front wiper rubbers are worn | - | |
| A sticker, accessory or other object is obstructing the forward recognition camera | - | |
| There is snow, frost, dirt, dust or oil on the windshield glass, or the windshield glass is fogged up | - | |
| A glass coating has been applied to the windshield glass | - | |
| The windshield glass is chipped or cracked | - | |
| Non-Lexus genuine windshield glass is installed | - | |
| The forward recognition camera is malfunctioning | ||
| The message "Forward Camera System Unavailable" is frequently displayed | Immediately after the engine is started | - |
| The cabin temperature is extremely high | - | |
| The cabin temperature is extremely low | - | |
| The forward recognition camera is malfunctioning | ||
| A system that uses the forward recognition camera does not operate | The power source circuit is malfunctioning | |
| The forward recognition camera is malfunctioning |