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Home >> Pontiac >> 1995 >> Sunfire L4-2.2L VIN 4 >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Vehicle Speed Sensor >> Testing and Inspection >> Scan Tool Testing and Procedures
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Scan Tool Testing and Procedures

A Tech 1 scan tool mph display should closely match the speedometer reading with drive wheels turning. A fault in the Vehicle Speed Sensor circuit should set a DTC 24 Vehicle Speed Sensor (VSS) Circuit. Powertrain Controls - ECM/PCM