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Home >> Dodge and Ram >> 1990 >> Caravan Base, 2.5 K, Standard >> Repair and Diagnosis >> Electrical >> Charging Systems >> Alternator - Except BOSCH >> Diagnostic Testing >> Checking Field Control Circuit Of SMEC

Checking Field Control Circuit Of SMEC

  1. Turn engine off. Disconnect SMEC 14-pin connector. Connect a voltmeter between cavity No. 14 of 14-pin connector and ground. Turn ignition to RUN position.
  2. If voltmeter reading is within one volt of battery voltage, go to CHECKING CHARGING SYSTEM FIELD CONTROL CIRCUIT . If voltmeter reading is zero, repair open circuit between 14-pin and 8-pin connectors.