Problem Symptoms Table [10/2016 - 10/2017]
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2020 Lexus IS 350, 2020 Lexus IS 300, 2019 Lexus IS 350, 2019 Lexus IS 300, and 2018 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
- 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: Refer to PROBLEM SYMPTOMS TABLE [10/2016 - 10/2017]
- Lane departure alert system: Refer to PROBLEM SYMPTOMS TABLE [10/2016 - 09/2020]
- Pre-collision system: Refer to PROBLEM SYMPTOMS TABLE [10/2016 - 10/2017]
- Automatic high beam system: Refer to PROBLEM SYMPTOMS TABLE [10/2016 - 09/2020]
- 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.
FORWARD RECOGNITION CAMERA SYSTEM
| Symptom | Suspected Area | Link |
|---|---|---|
| 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 | - | |
| Forward recognition camera | Refer to REMOVAL [10/2016 - 09/2020] | |
| 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 | - | |
| Forward recognition camera | Refer to REMOVAL [10/2016 - 09/2020] | |
| A system that uses the forward recognition camera does not operate | Power source circuit | Refer to Power Source Circuit [10/2016 - 09/2020] |
| Forward recognition camera | Refer to REMOVAL [10/2016 - 09/2020] |