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Programmable Speedometer/Odometer Module (PSOM)

WARNING: This page is about a different car, the 1994 Mercury Sable, 1994 Mercury Cougar, 1994 Lincoln Continental, 1994 Ford Thunderbird, and 1994 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.

PSOM receives input from Rear Anti-Lock Brake Sensor (RABS). The RABS is mounted to rear axle differential. The PSOM signal is used by speed control module and the PCM.