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Auto High-Beam (High-Beam Support System) Description - Overview
Overview
The system operates by switching the high beam and low beam automatically depending on the road condition of vehicles running ahead and opposite vehicles, using the multipurpose camera unit.
Operating Conditions
NOTE: The auto high-beam indicator does not come on until the following conditions are met.
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The combination light switch is in the AUTO position. |
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The headlight low beam is illuminated. |
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White and red light sources are not detected ahead. |
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2 or more streetlights have not been detected. |
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The vehicle speed is above 25 mph (40 km/h). |
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There is no refracted light due to fog or other weather conditions. |
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There is no manual operation input of the combination light switch.
NOTE: Weather and road conditions (undulation, curve, or environment illuminance etc.) may affect system operation. |
Conditions When the System Stops Operating
The system stops operation under the following conditions.
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When the combination light switch is turned to other than the AUTO position. |
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If the high beam or pass position of the combination switch was operated. |
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When the vehicle speed is low: |
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Less than 6 mph (10 km/h) |
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Less than 15 mph (24 km/h) condition continues more than four seconds. | |
Conditions that the System Switches to Low Beam
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When there are objects that are emitting lights such as streetlights, house lights, advertising display lighting, signages, vending machines, or other reflecting light. |
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When there are objects emitting lights on the road similar to the taillights of vehicles driving ahead or headlights of opposing vehicles. |
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When the red lights of the traffic signals are detected. |
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When the front wiper motor operates at HIGH for 5 seconds.
NOTE: There is no refracted light due to fog or other weather conditions. |
Conditions that Switching Timing to Low Beam is Changed
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When the taillights of the vehicle driving ahead are excessively bright or dim. |
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When the headlights of the opposite vehicle are excessively bright or dim. |
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In rainy, snowy, and foggy weather. |
Detection Range and Limits
The multipurpose camera unit recognizes and reacts within the range of 25 degrees horizontally (total 50 degrees).
Auto High-Beam Operation Indicator
When a system malfunction occurs, or when the camera lens or the windshield gets dirty, the warning message is shown on the multi-information display (MID). If the warning message is shown, the system stops operating.
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NOTE: The actual message may be different depending on your market. | |
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