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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 224 (Engine Cooling System (5.6L)) >> Removal And Installation >> Multi-Way Control Valve >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove engine cover. Refer to Removal and Installation .
  2. Partially drain engine coolant. Refer to Changing Engine Coolant .
    CAUTION:
    • Perform this step when engine is cold.
    • Do not spill engine coolant on drive belts.
  3. Remove front under cover. Refer to Removal and Installation .
  4. Remove radiator hose (lower).
  5. Remove fan shroud (lower). Refer to Exploded View .
  6. Remove clips (A) connecting the front air guide [lower (2)] to the fan shroud [upper (1)].
    GNSALBIA2978Z-978Courtesy of NISSAN NORTH AMERICA, INC.

    SYMBOL

    : Front
  7. Disconnect reservoir tank hose from water inlet and the radiator overflow hose from the radiator.
  8. Disengage reservoir tank hoses from fan shroud (upper).
  9. Remove reservoir tank bolts and reservoir tank (XD Models). Refer to Exploded View .
  10. Release clips using suitable tool, then remove radiator core support upper cover.
  11. Remove radiator hose (upper).
  12. Remove fan shroud (upper) using the following procedure:
    1. Disengage A/T fluid cooler hose D and A/T fluid cooler hose C from fan shroud (upper). Refer to Exploded View - Non-XD Models .
    2. Remove fan shroud (upper) bolts and remove fan shroud (upper).
  13. Disconnect radiator hose (upper) from multi-way control valve. Refer to Exploded View .
  14. Disconnect heater hose (inlet), water suction hose, oil cooler water hose (inlet) and electronic throttle control actuator water hose (inlet) from multi-way control valve.
  15. Disconnect the multi-way control valve harness connector.
  16. Remove bolts and then remove the multi-way control valve and gasket.
    CAUTION: Do not reuse gasket.
  17. If removing the multi-way control valve housing or water connector, refer to the following procedure:
    1. Remove intake manifold. Refer to Removal and Installation .
    2. Remove fuel feed tube (bank side) and fuel feed tube (pump side). Refer to Exploded View .
    3. Disconnect the oil cooler water hose (outlet) and reservoir tank water hose from the multi-way control valve housing.
    4. Disconnect the water bypass hose (bank 2), heater hose (outlet) and harness clips from the heater pipe (outlet) and remove the heater pipe (outlet).
      CAUTION: Do not reuse O-ring.
    5. Remove bolts from multi-way control valve housing and water connector and remove as an assembly.
      CAUTION: Do not reuse gaskets.
    6. Separate the multi-way control valve housing from the water connector (if necessary).
      CAUTION: Do not reuse O-ring.
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