Weather | Too bad weather such as fog, snow, heavy rain |
Windshield glass | - Dirt, condensation, icing on the windshield
- Cracks or breakage around the FCM/LDW/AHB sensor detection portion
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Preceding vehicle or oncoming vehicle | - No exterior lights of a preceding vehicle or oncoming vehicle is turned on
- Only right or left exterior lights are turned on, or the vehicle is a motorbike.
- There is any light source, which is similar to vehicle exterior lights
- A preceding vehicle is equipped with a reflection plate
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Road conditions | - On too steep gradients
- The vehicle is driven on a winding road or around a tight bend
- Driving on poor surface such as cobbled
- There is too bright a luminous body in front of the vehicle (e.g. reflective traffic sign, an electric noticeboard, a delineator).
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Vehicle condition | The vehicle is inclined due to overload, flat tire, or towing, etc. |
System | - The temperature in the FCM/LDW/AHB is 100°C (212°F) or more, or -40 °C (-40°F) or less.
- The system can detect no illumination or light source as the camera in the FCM/LDW/AHB is hindered by an object.
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