CHECK VEHICLE SPEED SENSOR POWER SUPPLY.

1) Turn the ignition switch to OFF.

2) Disconnect the vehicle speed sensor harness connector.

3) Turn the ignition switch to ON.

4) Measure the voltage between the speed sensor connector and the engine ground.

Connector & terminal

(B17) No. 3 (+) — Engine ground (−):

QUESTION

Is the voltage 10 V or more?

Yes No

Check the harness for open or short between the ignition switch and vehicle speed sensor.