Nissan GT-R (R35) · Service Manual ENGINE

WATER OUTLET AND WATER PIPING

Exploded View



NNBIA0170GB.JPG

1.
 		Heater hose
 		2.
 		Clamp
 		3.
 		Engine coolant temperature sensor
4.
 		Water outlet (rear)
 		5.
 		Clamp
 		6.
 		Water hose
7.
 		Gasket
 		8.
 		O‐ring
 		9.
 		Water outlet pipe
10.
 		Clamp
 		11.
 		Water hose
 		12.
 		Water outlet (front)
13.
 		Clamp
 		14.
 		Radiator hose (upper)
 		15.
 		Clamp
16.
 		Water bypass hose
 		17.
 		Gasket
 		18.
 		Water connector
19.
 		O‐ring
 		20.
 		Heater pipe
 		21.
 		Water hose
22.
 		Clamp
 		23.
 		Water hose
 		24.
 		Water hose
25.
 		Heater hose



A.
 		To heater core
 		B.
 		To heat exchanger
 		C.
 		To air cut solenoid valve (bank 1)
D.
 		To electric throttle control actuator (bank 1)
 		E.
 		To radiator
 		F.
 		To turbocharger (bank 2)
G.
 		To electric throttle control actuator (bank 2)
 		H.
 		To turbocharger (bank 1)

Refer to Components for symbols in the figure.

Removal and Installation

 
 REMOVAL

    1.Remove engine undercover with power tool.
    2.Drain engine coolant. Refer to Draining.
    ■ CAUTION ■
    • Perform this step when the engine is cold.
    • Never spill engine coolant on drive belt.

    3.Remove the following parts:
    4.Remove radiator hose (upper) and water hose from water outlet (rear).
    5.Remove water outlet (front) and water outlet pipe.
    6.Remove air cut solenoid valve (bank 1 and bank 2). Refer to Exploded View (GT-R certified NISSAN dealer).
    7.Disconnect engine coolant temperature sensor harness connector.
    8.Separate engine harness, removing their bracket from water outlet (rear).
    9.Remove water outlet tube mounting bolt [turbocharger (bank 1) side]. Refer to Exploded View.
    10.Remove water outlet (rear).
    11.Remove heater pipe.
    12.Remove engine coolant temperature sensor if necessary.
    ■ CAUTION ■
    Be careful not to damage engine coolant temperature sensor.
 
 INSTALLATION

Note the following, and install in the reverse order of removal.
  • Securely insert each hose, and install clamp at a position where it does not interfere with the pipe bulge.
    ■ CAUTION ■
    Replace water hose clamp if it is removed.
  • When inserting water outlet pipe and water bypass pipe into water outlet, apply neutral detergent to O‐ring.
    ■ CAUTION ■
    Never allow water outlet (rear) to nip O‐rings when installing water outlet pipe.

Inspection

 
 INSPECTION AFTER INSTALLATION

  • Check that the reservoir tank cap is tightened.
  • Check for leakage of engine coolant using the radiator cap tester adapter (commercial service tool) and the radiator cap tester (commercial service tool). Refer to Inspection.
  • Start and warm up the engine. Visually check that there is no leakage of engine coolant.