Low fuel level (OBDII)

Fig 1: Identifying Low Fuel Level (OBDII)

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Fig 2: Identifying Low Fuel Level Indicator Lamp Comes On, Pin 13 (K22), Connected To Engine Management System

Courtesy of SAAB-SCANIA OF AMERICA, INC.

At the same time as the low fuel level indicator lamp comes on, pin 13 (K22), connected to the engine management system, is grounded. This function is used only for OBDII diagnostics.