Vehicle Speedometer Sensor Inspection
WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the vehicle speedometer sensor. (See VEHICLE SPEEDOMETER SENSOR REMOVAL/INSTALLATION .)
- Measure voltage between terminals of the vehicle speedometer sensor while the gear is turning.
Meter needle Action Moves slightly under 5 V Inspect wiring harness (Instrument cluster - vehicle speedometer sensor) Does not move Replace vehicle speedometer sensor - Install the vehicle speedometer sensor. (See VEHICLE SPEEDOMETER SENSOR REMOVAL/INSTALLATION .)