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Home >> Lincoln >> 1998 >> Navigator RWD >> Repair and Diagnosis (Single Page) >> Steering >> Electronic Steering >> Diagnosis & Testing >> Function Tests (EVO Control Module) >> Function Test 34 (Vehicle Speed Sensor Test)
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Function Test 34 (Vehicle Speed Sensor Test)

This function test will look for input from the vehicle speed sensor (VSS). While the test is running, before it times out after 30 seconds, the module must see a speed greater than 15 MPH.