Vehicle Speed Sensor: Testing and Inspection

VEHICLE SPEED SENSOR
The vehicle speed sensor is a reed switch that is built into the speedometer. The sensor converts the transaxle gear revolutions into a pulse signal which is sent to the ECM.

Circuit Diagram:

TROUBLESHOOTING HINTS
If there is an open or short circuit in the vehicle speed sensor signal circuit, the engine may stall when the vehicle decelerates to a stop.

Harness Inspection Procedures: