Checking the Wheel Speed Signal

Checking the Wheel Speed Signal







Unplug the connector
- Control module, Trionic OBDII (589a)







- Jack up the front of the car.







- Turn the ignition switch to the ON position.







- Connect a test lamp to pins 1 and 39 of the female connector.







- Spin the RH front wheel.







- The test lamp should flash.

Is the function correct?

NO -

YES -