Vehicle Speedometer Sensor Inspection (Without Abs)

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Remove the vehicle speedometer sensor.

Measure voltage (AC range) between terminals of the vehicle speedometer sensor while the gear is turning.

Fig 1: Testing Vehicle Speedometer Sensor

Courtesy of MAZDA MOTORS CORP.

METER ACTION

Meter needle	Action
Moves slightly under 5 V (AC range)	Repair wiring harness between instrument cluster and vehicle speedometer sensor.
Does not move	Replace vehicle speedometer sensor.

Install the vehicle speedometer sensor.