Thread: 1993 400e runs rough at temp, fine when cold
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Old 08-01-2015, 01:15 PM
Ferdman Ferdman is offline
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Join Date: Aug 2002
Location: Southeastern PA
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mespe, remove the voltage regulator from the back of the alternator and check the length of the brushes. If they are worn down to short nubs, replace the voltage regulator which should ensure that the battery recharges as you drive.
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