Removal and Installation: Installation

WARNING: This page is about a different car, the 2018 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

Note the following and install in the reverse order of removal.

CAUTION: Never reuse copper washers. Failure to do this may cause the leakage of ATF.

Engine Oil Cooler Air Cooling Type ^*

*: To identify vehicle type, refer to Engine Lubrication System .

Refer to the following when installing fluid hoses.

Axle type	Fluid hose	Installation side tube	Direction of paint mark	Hose insertion depth (L)
2WD	Fluid cooler hose A	Fluid warmer	Downward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler hose A	Radiator	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the radiator.
	Fluid cooler hose B	Radiator	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the radiator.
	Fluid cooler hose B	Fluid cooler tube A	Downward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube B assembly	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube C assembly	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
AWD	Fluid cooler hose A	Radiator	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the radiator.
	Fluid cooler hose A	Fluid cooler tube A assembly	Downward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler hose B	Radiator	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the radiator.
	Fluid cooler hose B	Fluid cooler tube A assembly	Downward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube A assembly	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube B assembly	Fluid cooler tube A assembly	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube C assembly	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge

Courtesy of NISSAN NORTH AMERICA, INC.

Refer to the following when installing water hoses.

Axle type	Water hose	Installation side tube	Direction of paint mark	Hose insertion depth (L)
2WD	Water hose A	Fluid warmer	Upward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the A/T fluid warmer.
	Water hose A	Water pipe 2	Frontward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Water hose B	Heater pipe	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Water hose B	Fluid warmer	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the A/T fluid warmer.
AWD	Water hose A	Heater pipe	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Water hose A	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Water hose B	Water pipe 2	Frontward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Water hose B	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge

Courtesy of NISSAN NORTH AMERICA, INC.

Refer to the following when installing hose clamps.

CAUTION: To prevent leakage of ATF/engine coolant, hose clamp should not interfere with the bulge of tube/pipe.

Axle type	Fluid/water hose	Installation side tube/pipe	Hose clamp
Axle type	Fluid/water hose	Installation side tube/pipe	Direction of tab	Clamping position
2WD	Fluid cooler hose A	Fluid warmer	Downward	5 - 7 mm (0.20 - 0.28 in) (A) from hose end
	Fluid cooler hose A	Radiator	Downward
	Fluid cooler hose B	Radiator	Downward
	Fluid cooler hose B	Fluid cooler tube A	Downward
	Fluid cooler tube B assembly	Fluid warmer	Leftward
	Fluid cooler tube C assembly	Fluid warmer	Leftward
	Water hose A	Fluid warmer	Upward
	Water hose A	Water pipe 2	Frontward
	Water hose B	Heater pipe	Leftward
	Water hose B	Fluid warmer	Downward
AWD	Fluid cooler hose A	Radiator	Downward
	Fluid cooler hose A	Fluid cooler tube A assembly	Downward
	Fluid cooler hose B	Radiator	Downward
	Fluid cooler hose B	Fluid cooler tube A assembly	Downward
	Fluid cooler tube A assembly	Fluid warmer	Leftward
	Fluid cooler tube B assembly	Fluid cooler hose A	Leftward
	Fluid cooler tube C assembly	Fluid warmer	Leftward
	Water hose A	Heater pipe	Leftward
	Water hose A	Fluid warmer	Leftward
	Water hose B	Water pipe 2	Frontward
	Water hose B	Fluid warmer	Leftward

Courtesy of NISSAN NORTH AMERICA, INC.

Engine oil cooler water cooling type ^*

*: To identify vehicle type, refer to Engine Lubrication System .

Refer to the following when installing fluid hoses.

Axle type	Fluid hose	Installation side tube	Direction of paint mark	Hose insertion depth (L)
2WD	Fluid cooler hose A	Fluid warmer	Downward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler hose A	Radiator	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the radiator.
	Fluid cooler hose B	Radiator	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the radiator.
	Fluid cooler hose B	Fluid cooler tube A	Downward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube B assembly	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube C assembly	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
AWD	Fluid cooler hose A	Radiator	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the radiator.
	Fluid cooler hose A	Fluid cooler tube A assembly	Downward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler hose B	Radiator	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the radiator.
	Fluid cooler hose B	Fluid cooler tube A assembly	Downward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube A assembly	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube B assembly	Fluid cooler tube A assembly	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Fluid cooler tube C assembly	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge

Courtesy of NISSAN NORTH AMERICA, INC.

Refer to the following when installing water hoses.

Courtesy of NISSAN NORTH AMERICA, INC.

Axle type	Water hose	Installation side tube	Direction of paint mark	Hose insertion depth (L)
2WD	Water hose A	Fluid warmer	Upward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the A/T fluid warmer.
	Water hose A	Water pipe 2	Frontward (Align with the mark on the fluid tube.)	: Hose end reaches the paint mark
	Water hose B	Heater pipe	Upward (Align with the mark on the fluid tube.)	: Hose end reaches the paint mark
	Water hose B	Fluid warmer	Downward (Align with the mark on the fluid tube.)	: Insert the hose until the hose touches the A/T fluid warmer.
AWD	Water hose A	Water pipe 2	Frontward (Align with the mark on the fluid tube.)	: Hose end reaches the paint mark
	Water hose A	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge
	Water hose B	Heater pipe	Upward (Align with the mark on the fluid tube.)	: Hose end reaches the paint mark
	Water hose B	Fluid warmer	Leftward (Align with the mark on the fluid tube.)	: Hose end reaches the 2-stage bulge

Refer to the following when installing hose clamps.

CAUTION: To prevent leakage of ATF/engine coolant, hose clamp should not interfere with the bulge of tube/pipe.

Axle type	Fluid/water hose	Installation side tube/pipe	Hose clamp
Axle type	Fluid/water hose	Installation side tube/pipe	Direction of tab	Clamping position
2WD	Fluid cooler hose A	Fluid warmer	Downward	5 - 7 mm (0.20 - 0.28 in) (A) from hose end
	Fluid cooler hose A	Radiator	Downward
	Fluid cooler hose B	Radiator	Downward
	Fluid cooler hose B	Fluid cooler tube A	Downward
	Fluid cooler tube B assembly	Fluid warmer	Leftward
	Fluid cooler tube C assembly	Fluid warmer	Leftward
	Water hose A	Fluid warmer	Upward
	Water hose A	Water pipe 2	Frontward
	Water hose B	Heater pipe	Mid point of upward and leftward
	Water hose B	Fluid warmer	Downward
AWD	Fluid cooler hose A	Radiator	Downward
	Fluid cooler hose A	Fluid cooler tube A assembly	Downward
	Fluid cooler hose B	Radiator	Downward
	Fluid cooler hose B	Fluid cooler tube A assembly	Downward
	Fluid cooler tube A assembly	Fluid warmer	Leftward
	Fluid cooler tube B assembly	Fluid cooler hose A	Leftward
	Fluid cooler tube C assembly	Fluid warmer	Leftward
	Water hose A	Water pipe 2	Frontward
	Water hose A	Fluid warmer	Leftward
	Water hose B	Heater pipe	Mid point of upward and leftward
	Water hose B	Fluid warmer	Leftward

Courtesy of NISSAN NORTH AMERICA, INC.