T100 Pickup 4WD V6-3.4L (5VZ-FE) (1995)
Transmission Speed Sensor: Testing and Inspection
No.1 Speed Sensor
VEHICLE SPEED SENSOR NO.1 INSPECTION
Inspect Vehicle Speed Sensor Operation
Check that there is continuity between terminals A and B four times for every revolution of the speedometer shaft.
If operation is not as specified. replace the speedometer.