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Home >> Saturn >> 2002 >> L200 L4-2.2L VIN F >> Repair and Diagnosis >> Body and Frame >> Body Control Systems >> Body Control Module >> Description and Operation >> Body Control Module Functions >> Low Brake Fluid

Low Brake Fluid

Under low brake fluid conditions, the brake fluid switch closes. When closed, the brake fluid switch grounds circuit 333.

The BCM responds by sending a serial data message to the Instrument Panel Cluster (IPC) to turn On the brake telltale.