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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1042 (Engine Cooling System - QG18DE) >> Water Pump >> Removal and Installation

Removal and Installation

WARNING: This page is about a different car, the 2004 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Water Pump Components
G00773587Courtesy of NISSAN MOTOR CO., U.S.A.
CAUTION:
  • When removing water pump assembly, be careful not to get coolant on drive belt.
  • Water pump cannot be disassembled and should be replaced as a unit.
  • After installing water pump, check for leaks using radiator cap tester. , "CHECKING COOLING SYSTEM FOR LEAKS ".
  1. Drain engine coolant.

    Refer to Changing Engine Coolant .

    Fig 2: Identifying Radiator Drain Plug
    G00773588Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 3: Identifying Engine Drain Plug
    G00773589Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Remove front RH wheel.
  3. Remove engine side cover.
  4. Remove drive belts and idler pulley.
  5. Loosen water pump pulley bolts.
  6. Remove water pump pulley.
  7. Remove the water pump bolts.
  8. Remove the water pump.
    • Remove liquid gasket from water pump and mating surface of cylinder block using a scraper.
  9. Installation is in the reverse order of removal.
    • When apply liquid gasket to mating surface of water pump, use Genuine Anaerobic Liquid Gasket or equivalent. Refer to RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS .
    • When filling radiator with coolant, refer to Changing Engine Coolant .
    • When installing drive belts, refer to Checking Drive Belts .
    Fig 4: Water Pump Bolts
    G00773590Courtesy of NISSAN MOTOR CO., U.S.A.