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Home >> Mitsubishi >> 2007 >> Eclipse SE, Standard >> Repair and Diagnosis >> Electrical >> Starter >> Starting System >> Starter Motor Assembly >> Inspection >> Free Running Test

Free Running Test

  1. Place the starter motor in a vise equipped with soft jaws and connect a fully-charged 12-volt battery to the starter motor as follows:
  2. Connect a test ammeter (100-ampere scale) and carbon pile rheostat in series between the positive battery terminal and starter motor terminal.
  3. Connect a voltmeter (15-volt scale) across the starter motor.
  4. Rotate the rheostat to full-resistance position.
  5. Connect the battery cable from the negative battery terminal to the starter motor body.
  6. Adjust the rheostat until the battery positive voltage shown on the voltmeter is 11 V.
    Fig 1: Performing Free Running Test (2.4L Engine)
    G04237106Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  7. Confirm that the maximum amperage is within the specifications and that the starter motor turns smoothly and freely.

    Current: maximum 90 Amps 

    Fig 2: Performing Free Running Test (3.8L Engine)
    G04237107Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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