LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2018 >> QX80 AWD >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning Control System (Diagnostics) >> Description >> System >> Door Control (Front A/C) >> System Description >> Switches And Their Control Function
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Switches And Their Control Function

With ACCS (Advanced Climate Control System) 

GNSJMIIA0727Z-727Courtesy of NISSAN NORTH AMERICA, INC.

1.

Intake door

2.

In-cabin microfilter

3.

Blower motor

4.

Evaporator

5.

Air mix door (Driver side/Passenger side)

6.

Heater core

7.

Foot door

8.

Ventilator door

9.

Upper ventilator door

10.

Defroster door

SYMBOL

Fresh air intake

SYMBOL

Recirculation air

SYMBOL

Center ventilator

SYMBOL

Side ventilator

SYMBOL

Upper ventilator

SYMBOL

Foot

SYMBOL

Rear foot

SYMBOL

Defroster

Switch/Dial position

Door position

Ventilator

door

Foot

door

Defroster

door

Intake

door

Upper ventilator

door

Air mix

door

(Driver side)

Air mix

door

(Passenger

side)

AUTO switch

SYMBOL

AUTO

--

AUTO

MODE

switch

VENT

SYMBOL

H

E

N

--

B/L

SYMBOL

I

F

N

--

FOOT

SYMBOL

J

G

O

--

D/F

SYMBOL

J

G

O

B

--

DEF switch

SYMBOL

SYMBOL

J

E

P

B

K

--

Intake switch *

FRE

SYMBOL

SYMBOL

--

B

--

REC

SYMBOL

--

A

--

Upper ventilator switch

ON

SYMBOL

--

L - M

--

OFF

SYMBOL

--

K

--

Temperature control dial

(Driver side)

DUAL switch: OFF

18.0 deg.C (60 deg.F)

--

C

18.5 deg.C (61 deg.F) <=> 31.5 deg.C (89 deg.F)

--

AUTO

32.0 deg.C (90 deg.F)

--

D

Temperature control dial

(Driver side)

DUAL switch: ON

18.0 deg.C (60 deg.F)

--

C

--

18.5 deg.C (61 deg.F) <=> 31.5 deg.C (89 deg.F)

--

AUTO

--

32.0 deg.C (90 deg.F)

--

D

--

Temperature control dial

(Passenger side)

18.0 deg.C (60 deg.F)

--

C

18.5 deg.C (61 deg.F) <=> 31.5 deg.C (89 deg.F)

--

AUTO

32.0 deg.C (90 deg.F)

--

D

OFF switch

AUTO

--

*: Inlet status is displayed by indicator when activating automatic control

Without ACCS (Advanced Climate Control System) 

GNSJMIIA0727Z-727Courtesy of NISSAN NORTH AMERICA, INC.

1.

Intake door

2.

In-cabin microfilter

3.

Blower motor

4.

Evaporator

5.

Air mix door (Driver side/Passenger side)

6.

Heater core

7.

Foot door

8.

Ventilator door

9.

Upper ventilator door

10.

Defroster door

SYMBOL

Fresh air intake

SYMBOL

Recirculation air

SYMBOL

Center ventilator

SYMBOL

Side ventilator

SYMBOL

Upper ventilator

SYMBOL

Foot

SYMBOL

Rear foot

SYMBOL

Defroster

Switch/Dial position

Door position

Ventilator

door

Foot

door

Defroster

door

Intake

door

Upper ventilator

door

Air mix

door

(Driver side)

Air mix

door

(Passenger

side)

AUTO switch

SYMBOL

AUTO

--

AUTO

MODE

switch

VENT

SYMBOL

H

E

N

--

B/L

SYMBOL

I

F

N

--

FOOT

SYMBOL

J

G

O

--

D/F

SYMBOL

J

G

O

B

--

DEF switch

SYMBOL

SYMBOL

J

E

P

B

K

--

FRE switch *

SYMBOL

SYMBOL

--

B

--

REC switch *

SYMBOL

SYMBOL

--

A

--

Upper ventilator switch

ON

SYMBOL

--

L - M

--

OFF

SYMBOL

--

K

--

Temperature control dial

(Driver side)

DUAL switch: OFF

18.0 deg.C (60 deg.F)

--

C

18.5 deg.C (61 deg.F) <=> 31.5 deg.C (89 deg.F)

--

AUTO

32.0 deg.C (90 deg.F)

--

D

Temperature control dial

(Driver side)

DUAL switch: ON

18.0 deg.C (60 deg.F)

--

C

--

18.5 deg.C (61 deg.F) <=> 31.5 deg.C (89 deg.F)

--

AUTO

--

32.0 deg.C (90 deg.F)

--

D

--

Temperature control dial

(Passenger side)

18.0 deg.C (60 deg.F)

--

C

18.5 deg.C (61 deg.F) <=> 31.5 deg.C (89 deg.F)

--

AUTO

32.0 deg.C (90 deg.F)

--

D

OFF switch

AUTO

--

*: Inlet status is displayed by indicator when activating automatic control