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INSTRUMENTS DESCRIPTION AND OPERATION 88-29 Water in fuel filter warning lamp The water in fuel filter warning lamp within the instrument pack utilises an amber LED and a clear legend. On vehicles When the ignition is switched on, the instrument pack illuminates the LED to provide a self-check, providing there is The power input for the LED is supplied by the instrument pack via fuse 27. The water sensor provides the earth path l < 1.8 volts = warning lamp on. l > 7.7 volts = warning lamp off. |