Infiniti G35 (V35). Manual - part 113

IN-CABIN MICROFILTER

ATC-123

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IN-CABIN MICROFILTER

PFP:27277

Removal and Installation

NJS00045

FUNCTION

Air inside passenger compartment is kept clean at either recircula-
tion or fresh mode by installing in-cabin microfilter into blower unit.

REPLACEMENT TIMING

Replace in-cabin microfilter.
Refer to 

MA-8, "CHASSIS AND BODY MAINTENANCE"

  in Schedule 1 and 

MA-9, "CHASSIS AND BODY

MAINTENANCE"

  in Schedule 2.

When replacing filter, affix a caution label inside the glove box.

REPLACEMENT PROCEDURES

1.

Remove glove box assembly. Refer to 

IP-10, "INSTRUMENT PANEL ASSEMBLY"

 .

2.

Remove filter cover, and then remove in-cabin microfilter.

3.

Take out in-cabin microfilter from blower unit.

4.

Replace with new one and reinstall on blower unit.

5.

Reinstall glove box assembly.

RJIA1331E

RJIA0949E

ATC-124

HEATER & COOLING UNIT ASSEMBLY

HEATER & COOLING UNIT ASSEMBLY

PFP:27110

Removal and Installation

NJS00046

REMOVAL

1.

Use a refrigerant collecting equipment (for HFC-134a) to discharge the refrigerant.

2.

Drain coolant from cooling system. Refer to 

CO-10, "Changing Engine Coolant"

 .

3.

Remove cowl top cover. Refer to 

EI-19, "COWL TOP"

 .

4.

Disconnect low-pressure pipe 1 and high-pressure pipe 1 from
evaporator.

a.

Set a disconnector [high-pressure side (SST: 9253089908), low-
pressure side (SST: 9253089916)] on A/C piping.

b.

Slide a disconnector toward vehicle front until it clicks.

c.

Slide A/C piping toward vehicle front and disconnect it.

CAUTION:

Cap or wrap the joint of low-pressure pipe 1, 2 and high-
pressure pipe 1, 2 with suitable material such as vinyl tape
to avoid the entry of air.

5.

Remove electric throttle control actuator. Refer to 

EM-18,

"INTAKE MANIFOLD COLLECTOR"

 .

6.

Disconnect two heater hoses from heater core.

7.

Remove instrument panel & pad. Refer to 

IP-10, "INSTRUMENT PANEL ASSEMBLY"

 .

8.

Remove blower unit. Refer to 

ATC-119, "BLOWER UNIT"

 .

9.

Remove clips of vehicle harness from steering member.

10. Remove mounting nuts and bolts, and then remove instrument

stays (driver side and passenger side).

RJIA1619E

RJIA0423E

RJIA0950E

HEATER & COOLING UNIT ASSEMBLY

ATC-125

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11. Remove heater & cooling unit assembly mounting bolts.

12. Disconnect drain hose.
13. Remove defroster nozzle and ventilator ducts.

14. Remove steering member, and then remove heater & cooling unit assembly.

INSTALLATION

Installation is basically the reverse order of removal.

CAUTION:

●

Replace O-rings of low-pressure pipe 1 and high-pressure pipe 1 with new ones, and then apply
compressor oil to it when installing it.

●

Female-side piping connection is thin and easy to deform. Slowly insert the male-side piping
straight in axial direction.

●

Insert piping securely until a click is heard.

●

After piping connection is completed, pull male-side piping by hand to make sure that connection
does not come loose.

●

When recharging refrigerant, check for leaks.

NOTE:

●

When filling radiator with coolant, refer to 

CO-10, "Changing Engine Coolant"

 .

●

Recharge the refrigerant.

SJIA1223E

SJIA1838E

Heater & cooling unit assembly mounting bolt

: 6.9 N·m (0.7 kg-m, 61 in-lb)

Steering member mounting nut and bolt

: 12 N·m (1.25 kg-m, 9 ft-lb)

ATC-126

HEATER & COOLING UNIT ASSEMBLY

Disassembly and Assembly

NJS00047

1.

Heater pipe grommet

2.

Heater core

3.

Heater pipe cover

4.

Aspirator

5.

Aspirator hose

6.

Air mix door motor  (driver side)* 

7.

Air mix door (Slide door)

8.

Max. cool door link

9.

Max. cool door lever

10.

Ventilator door lever

11.

Ventilator door link

12.

Air mix door motor (passenger side)

13.

Intake sensor bracket

14.

Intake sensor

15.

Foot duct (right)

16.

Evaporator cover

17.

Evaporator cover adapter

18.

Heater pipe bracket

PJIA0155E