1. Remove the vehicle speedometer sensor.
2. Measure voltage (AC range) between terminals of the vehicle speedometer sensor while the gear is turning.
|
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.
|
3. Install the vehicle speedometer sensor.