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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 865 (Engine Cooling System - 3.5L) >> Thermostat And Thermostat Housing >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove undercover using power tool.
  2. Drain coolant from radiator.
    CAUTION: Perform when engine is cool.
  3. Remove drive belts.
  4. Remove water drain plug on water pump side of the engine.
  5. Disconnect lower radiator hose.
  6. Remove engine coolant inlet and thermostat assembly.
    • Do not disassemble engine coolant inlet and thermostat. Replace them as a unit, if necessary. 
    Fig 1: Locating Thermostat Assembly
    G02160299Courtesy of NISSAN MOTOR CO., U.S.A.
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