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Home >> Nissan-Datsun >> 1994 >> Sentra SE-R, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Miscellaneous Controls >> Radiator Cooling Fans >> Radiator (Cooling) Fan Control Test (2.0L A/T W/ A/C)

Radiator (Cooling) Fan Control Test (2.0L A/T W/ A/C)

  1. Start engine and warm to operating temperature. Set temperature lever to full cold. Turn A/C switch on. Turn fan switch on. Run engine at idle with A/C on for several minutes. Ensure radiator fan operates at low speed. If radiator fan does not operate at low speed, go to RADIATOR (COOLING) FAN LOW SPEED CONTROL TEST (2.0L A/T). If radiator fan operates at low speed, go to next step.
  2. Turn A/C and fan switches off. Turn ignition off. Disconnect engine coolant temperature sensor. Start engine and ensure radiator fan operates at a speed higher than low speed. If radiator fan does not operate as described, go to RADIATOR (COOLING) FAN HIGH SPEED CONTROL TEST (2.0L A/T). If radiator fan operates as described, system is functioning properly.
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