Vehicle Speed Sensor: Testing and Inspection
Inspection1) Disconnect negative cable at battery.
2) Remove combination meter from instrument panel.
3) Connect ohmmeter between G11-4 and G11-10 terminal of combination meter and turn cable joint of speedometer with a screwdriver.
Ohmmeter indicator should move back and forth between 0 (zero) and (infinity) 4 times while cable joint is turned one full revolution.
Replace speedometer if check result is not satisfactory.
4) Install combination meter to instrument panel.
5) Connect negative cable to battery.