Nissan and Datsun Workshop Service and Repair Manuals

Vehicle Speed Sensor: Testing and Inspection

Speed Sensor Test

1.

Disconnect speedometer cable.

2.

Connect ohmmeter to terminals #16 and #15.

3.

Using a suitable screwdriver, slowly rotate speedometer.

4.

Ohmmeter needle should deflect 2 times per revolution.

5.

If needle does not deflect, replace speedometer/speed sensor assembly.