ELECTRICAL 217 2.2. AUTO LIGHT – Position lamp and Head lamp 2.2.1 Description BCM gets the auto light activation input either from the master light switch or from the combination switch or from a separate switch on facia. BCM shall communicate with the LIN based light sensor and shall activate the low beam and the position lamps as per the signals from light sensor. Light sensor sends the light information to BCM, all the time it is active. BCM shall analyze the data and act accordingly. 2.2.2 Conditional Requirements Activation – Ignition is RUN/CRANK position & Auto Mode is selected & Light sensor detects dark. Deactivation – Ignition is OFF or Auto Mode is not sleeted Tell-tale Indication – • ON state indication? On Fault – Respective DTC logged. 2.2.3 Operating Voltage Range DESCRIPTION REQUIREMENT VOLTAGE Auto Light Normal operating voltage 12V Min & Max operating voltage range 9V-16V
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