LICENSE PLATE LIGHT
2016 – MX-5 – Body and Accessories
LICENSE PLATE LIGHT
Purpose
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The license plate light turns on when the light switch is moved to the TNS (parking lights) or HEAD position.
Function
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The electrical supply unit (ESU) turns the license plate light on based on the TNS (parking lights) on request signal sent via LIN communication from the BCM.
Construction
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The license plate light is positioned on the rear bumper.
Operation
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When the light switch is moved to the TNS (parking lights) or HEAD position, the start stop unit detects (1) a TNS (parking lights) signal.
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The start stop unit sends (2) the TNS (parking lights) signal to the BCM via CAN communication.
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When the BCM receives the TNS (parking lights) signal, it sends (3) the TNS (parking lights) on request signal to the electrical supply unit (ESU) via LIN communication.
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When the electrical supply unit (ESU) receives the TNS (parking lights) on request signal, it turns the license plate light on (4).
Fail-safe
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Not applicable