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Home >> Nissan-Datsun >> 1993 >> Quest Base >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Testing >> Speed Sensor Circuit

Speed Sensor Circuit

  1. Raise and support front of vehicle. Remove speed sensor from transaxle, leaving harness connected. Turn ignition off. Connect voltmeter between cruise control module connector terminals No. 3 and 7. See Figure and Figure .
  2. While slowly turning speed sensor gear counterclockwise, check for voltmeter needle deflection of about .5 volt. If needle deflects 2 times for each revolution, speed sensor and circuit are okay. If needle does not deflect, check speed sensor. If speed sensor is okay, check speed sensor wiring circuit.