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Vehicle Speed Sensor|Testing and Inspection > < Vehicle Speed Sensor|Locations
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Vehicle Speed Sensor: Description and Operation

PURPOSE

The vehicle speed sensor is used to monitor actual vehicle speed.  Vehicle speed information is used by the ECM for fuel injection, air injection
(on equipped vehicles), cruise control and electronic control of automatic transmissions.

LOCATION

Located on the backside of the speedometer cluster.

OPERATION

The VSS inputs the ECM through terminal SPD.

Vehicle Speed Sensor|Testing and Inspection > < Vehicle Speed Sensor|Locations