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Home >> Dodge and Ram >> 1982 >> Rampage Base, Standard Trans, Trans Mfr CD A412 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Electronic Fuel Control >> Testing >> Electronic Fuel Control System Tests >> Coolant Switch Test
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Coolant Switch Test

  1. Turn ignition off and disconnect wire connector from switch. Connect 1 ohmmeter lead to a good ground and other lead to switch terminal.
  2. A cold engine should show continuity. If not, replace switch. A hot engine should show no continuity. If so replace switch.
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