Nissan Titan. Manual - part 658

DUCTS AND GRILLES

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Grilles

Removal and Installation

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DEFROSTER NOZZLE

Removal

1. Remove the instrument panel. Refer to 

IP-11, "Removal and Installation"

.

2. Remove the heater and cooling unit assembly. Refer to 

VTL-13, "Removal and Installation"

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3. Remove the defroster nozzle.

Installation

Installation is in the reverse order of removal.

RH AND LH SIDE DEMISTER DUCT

Removal

1. Remove the instrument panel. Refer to 

IP-11, "Removal and Installation"

.

7.

Heater and cooling unit assembly

8.

Floor duct

9.

Clips

Front

AWIIA1524ZZ

1.

Defroster grille

2.

Instrument panel

3.

Storage tray bottom cover LH

4.

Side ventilator assembly LH

5.

Cluster lid C ventilator LH

6.

Cluster lid C

7.

Cluster lid C ventilator RH

8.

Side ventilator assembly RH

9.

Storage tray bottom cover RH

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< REMOVAL AND INSTALLATION >

DUCTS AND GRILLES

2. Remove the heater and cooling unit assembly. Refer to 

VTL-13, "Removal and Installation"

.

3. Remove the RH or LH side demister duct.
4. Remove the RH or LH ventilator duct.
5. Remove the defroster nozzle.

Installation

Installation is in the reverse order of removal.

RH AND LH VENTILATOR DUCT

Removal

1. Remove the instrument panel. Refer to 

IP-11, "Removal and Installation"

.

2. Remove the heater and cooling unit assembly. Refer to 

VTL-13, "Removal and Installation"

.

3. Remove the RH or LH ventilator duct.

Installation

Installation is in the reverse order of removal.

CENTER VENTILATOR DUCT

Removal

1. Remove the instrument panel. Refer to 

IP-11, "Removal and Installation"

.

2. Remove the heater and cooling unit assembly. Refer to 

VTL-13, "Removal and Installation"

.

3. Remove the defroster nozzle.
4. Remove the RH and LH side demister ducts.
5. Remove the RH and LH ventilator ducts.
6. Remove the center ventilator duct.

Installation

Installation is in the reverse order of removal.

FLOOR DUCT

Removal

1. Remove the floor carpet. Refer to 

INT-19, "Removal and Installation"

.

2. Remove the two clips and remove the floor duct.

Installation

Installation is in the reverse order of removal.

GRILLES

Removal

1. Remove the interior trim panels as necessary. Refer to 

IP-11, "Removal and Installation"

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2. Remove the grille from the interior trim panel.

Installation

Installation is in the reverse order of removal.

EVAPORATOR

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EVAPORATOR

Removal and Installation for Evaporator and Expansion Valve Assembly

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Heater and Cooling Unit Assembly

REMOVAL

AWIIA1525ZZ

1. Heater core cover

2. Heater core pipe bracket

3. Heater core

4. Upper bracket

5. Upper heater and cooling unit case

6. Evaporator and expansion valve assembly

7. Lower heater and cooling unit case 8. Blower motor

9. Variable blower control or front blower mo-

tor resistor

Front

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< REMOVAL AND INSTALLATION >

EVAPORATOR

1. Remove the heater core. Refer to 

VTL-15, "Removal and Installation"

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2. Remove the defroster mode door arm.
3. Separate the heater core and cooling unit case.
4. Remove the evaporator and expansion valve assembly.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

• Do not reuse O-rings.

• Apply A/C oil to the O-rings of the low-pressure flexible hose and high-pressure pipe for installation.

• After charging the A/C refrigerant, check for leaks.