Nissan Frontier D40. Manual - part 1125

VTL-14

< ON-VEHICLE REPAIR >

EVAPORATOR

EVAPORATOR

Removal and Installation

INFOID:0000000005275975

Heater and Cooling Unit Assembly

LJIA0178E

1.

Center ventilator connector duct

2.

Heater core cover

3.

Intake air case

4.

Heater core and evaporator pipes 
bracket

5.

Heater core and evaporator pipes 
grommet

6.

Heater core

7.

Upper heater and cooling unit case

8.

Expansion valve

9.

Evaporator

10. Lower heater and cooling unit case

11.

Variable blower control/Blower motor 
resistor

12. Blower motor

EVAPORATOR

VTL-15

< ON-VEHICLE REPAIR >

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REMOVAL

1.

Remove the heater core. Refer to 

VTL-16, "Component"

.

2.

Separate the heater and cooling unit case.

3.

Remove the evaporator.

4.

Remove the expansion valve. Refer to 

HA-39, "Removal and Installation for Expansion Valve"

.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

Replace the O-rings on the A/C low-pressure flexible A/C hose and the high-pressure A/C pipe with
new ones. Apply compressor oil to the O-rings for installation.

VTL-16

< ON-VEHICLE REPAIR >

HEATER CORE

HEATER CORE

Component

INFOID:0000000005275976

Heater and Cooling Unit Assembly

Removal and Installation

INFOID:0000000005275977

REMOVAL

1.

Remove the heater and cooling unit assembly. Refer to 

VTL-12, "Component"

.

2.

Remove the three screws and remove the heater core cover.

3.

Remove the heater core and evaporator pipe bracket.

4.

Remove the heater core.
NOTE:
If the in-cabin microfilters are contaminated from coolant leaking from the heater core, replace the in-cabin
microfilters with new ones before installing the new heater core.

INSTALLATION

Installation is in the reverse order of removal.

LJIA0167E

1.

Heater core and evaporator pipe bracket 2.

Heater core

3.

Heater and cooling unit assembly

4.

Heater core cover

INTAKE DOOR MOTOR

VTL-17

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INTAKE DOOR MOTOR

Removal and Installation

INFOID:0000000005275978

Intake Door Motor

REMOVAL

1.

Remove the heater and cooling unit assembly. Refer to 

VTL-12, "Component"

.

2.

Disconnect the intake door motor electrical connector.

3.

Remove the three screws and remove the intake door motor.

INSTALLATION

Installation is in the reverse order of removal.

WJIA1480E

1.

Heater and cooling unit assembly

2.

Intake door motor

3.

Air mix door motor

4.

Variable blower control/Blower motor re-
sistor

5.

Mode door motor