Nissan Quest E52. Manual - part 728

HAC-42

< SYSTEM DESCRIPTION >

[AUTOMATIC AIR CONDITIONING]

OPERATION

1.

REC switch

2.

Temperature control switch (driver 
side)

3.

MODE switch

4.

ON·OFF switch

5.

AUTO switch

6.

Fan switch

7.

A/C switch

8.

REAR switch

9.

DUAL switch

10. Temperature control switch (passen-

ger side)

11.

DEF switch

12. Display

13. FRE switch

Switch name

Function

Temperature control 
switch (driver side)

Setting temperature can be set according to switch operation within a range between 18

°

C (60

°

F) – 

32

°

C (90

°

F) at a rate of 0.5

°

C (1

°

F) per adjustment.

• Press 

: Setting temperature increases

• Press 

: Setting temperature decreases

MODE switch

Air outlet changes from VENT

⇒

 B/L 

⇒

 FOOT 

⇒

 VENT each time this switch is pressed.

NOTE:
Automatic air outlet control is cancelled (AUTO switch indicator turns OFF), when MODE switch is 
pressed while AUTO switch indicator is ON.

ON·OFF switch

• Front air conditioning operation screen (“REAR” is not indicated)
- Rear air conditioning turns OFF simultaneously with front air conditioning, and becomes the follow-

ing status, when this switch is pressed while rear air conditioning is ON.

• Air outlet: FOOT
• Air flow: OFF
- Rear air conditioning turns ON simultaneously with front air conditioning, and operates according 

to the previous setting before rear air conditioning is turned OFF, when this switch is pressed again.

• Rear air conditioning operation screen (“REAR” is indicated)
- Rear air conditioning turns OFF and becomes the following status, when this switch is pressed 

while rear air conditioning is ON. 

• Air outlet: FOOT
• Air flow: OFF
- Rear air conditioning operates according to the previous setting before rear air conditioning is 

turned OFF, when this switch is pressed again.

AUTO switch

Rear air conditioning turns ON simultaneously with compressor control (A/C switch indicator turns 
ON) and operates according to the following status, when this switch is pressed while rear air condi-
tioning operation screen (REAR is indicated) is displayed. (AUTO switch indicator turns ON/ REAR 
switch indicator turns ON)
• Air outlet: Automatic control
• Air flow: Automatic control
NOTE:
When air outlet or air flow is manually operated while AUTO switch indicator is ON, AUTO switch in-
dicator turns OFF. However, automatic control continues for other functions than air outlet or air flow.

JMIIA1781ZZ

OPERATION

HAC-43

< SYSTEM DESCRIPTION >

[AUTOMATIC AIR CONDITIONING]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

NOTE:
The following switches are not necessary for rear air conditioning system operation.

REAR A/C CONTROL OPERATION

Display: Display in rear A/C control

Rear air conditioning operation status is indicated on display in rear A/C control.

Operation: Rear A/C control

Rear air conditioning becomes the following setting can be operated by rear A/C control in the following status.
• When front air conditioning is ON
• When front A/C control displays front air conditioning operation screen (“REAR” is not indicated)

Fan switch

Air flow can be set within a range between 1st – 7th speed according to switch operation.

• Press 

+: Air flow increases

• Press 

−

: Air flow decreases

NOTE:
Automatic air flow control is cancelled (AUTO switch indicator turns OFF), when fan switch is pressed 
while AUTO switch indicator is ON.

A/C switch

When this switch is pressed, rear air conditioning becomes the following status according to the set-
ting status of air outlet.
• Rear air conditioning turns OFF simultaneously with compressor control (A/C switch indicator) and 

becomes the following status, when this switch is pressed while the setting of air outlet is other than 
FOOT (automatic control/manual control).

- Air outlet: FOOT
- Air flow: OFF
• Compressor control (A/C switch indicator) turns OFF but rear air conditioning remains ON and be-

comes the following status, when this switch is pressed while the setting of air outlet is FOOT (au-
tomatic control/manual control).

- Air outlet: FOOT [Automatic air outlet control is cancelled (AUTO switch indicator turns OFF) when 

this switch is pressed while automatic control is ON]

- Air flow: Previous status before switch is pressed.

REAR switch

Front A/C control changes between front air conditioning operation screen (“REAR” is not indicated) 

⇔

 rear air conditioning operation screen (“REAR” is indicated), each time this switch is pressed.

NOTE:
Switch operation is not accepted when front air conditioning is OFF.

DEF switch

• Rear air conditioning turns ON simultaneously with front air conditioning and operates according to 

the settings set before rear air conditioning is turned OFF, when this switch is pressed after rear air 
conditioning is turns OFF simultaneously with front air conditioning by ON·OFF switch in previous 
operation.

• Rear air conditioning becomes the following status, when this switch is pressed again.
- Air outlet: FOOT
- Air flow: OFF

REC switch

Refer to 

HAC-34, "FRONT AUTOMATIC AIR 

CONDITIONING SYSTEM : Switch Name and 
Function"

.

Temperature control 
switch (passenger side)

DUAL switch

FRE intake switch

Switch name

Function

JMIIA1334ZZ

HAC-44

< SYSTEM DESCRIPTION >

[AUTOMATIC AIR CONDITIONING]

OPERATION

ACCS (ADVANCED CLIMATE CONTROL SYSTEM)

ACCS (ADVANCED CLIMATE CONTROL SYSTEM) : Switch Name and Function

INFOID:0000000009652528

OPERATION AND DISPLAY OF ACCS (ADVANCED CLIMATE CONTROL SYSTEM)

Display: Display in front A/C control

Plasmacluster

™

 ion

• Plasmacluster

™

 ion control state is indicated on display in front A/C control. 

• Plasmacluster

™

 ion control state is switched as shown in the figure depending on air flow.

- When air flow is small

1.

OFF switch

2.

Fan switch

3.

AUTO switch

4.

Display

5.

MODE switch

6.

Temperature control switch

Switch name

Function

OFF switch

Rear air conditioning turns OFF and becomes the following status, when this switch is pressed while 
rear air conditioning is ON.
• Air outlet: FOOT
• Air flow: OFF

Fan switch

Air flow can be set within a range between 1st – 7th speed according to switch operation.

• Press 

+: Air flow increases

• Press 

−

: Air flow decreases

NOTE:
Automatic air flow control is cancelled (“AUTO” turns OFF), when fan switch is pressed while “AUTO” 
is indicated on display.

AUTO switch

Rear air conditioning turns ON simultaneously with compressor control (“A/C” is indicated) and oper-
ates according to the following status, when this switch is pressed. (“AUTO” is indicated)
• Air outlet: Automatic control
• Air flow: Automatic control
NOTE:
When air outlet or air flow is manually operated while “AUTO” is indicated on display, AUTO indication 
turns OFF. However, automatic control continues for other functions than air outlet or air flow.

MODE switch

Air outlet changes from VENT

⇒

 B/L 

⇒

 FOOT 

⇒

 VENT each time this switch is pressed.

NOTE:
Automatic air outlet control is cancelled (“AUTO” turns OFF), when MODE switch is pressed while 
“AUTO” is indicated on display.

Temperature control 
switch

Setting temperature can be set according to switch operation within a range between 18

°

C (60

°

F) – 

32

°

C (90

°

F) at a rate of 0.5

°

C (1

°

F) per adjustment.

• Press 

: Setting temperature increases

• Press 

: Setting temperature decreases

JMIIA0410ZZ

OPERATION

HAC-45

< SYSTEM DESCRIPTION >

[AUTOMATIC AIR CONDITIONING]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

- When air flow is large

Automatic intake control (exhaust gas/outside odor detecting mechanism)

• When the AUTO intake switch is turned ON, ambient atmosphere

status is indicated on the display in the front A/C control, while the
exhaust gas/outside odor detecting sensor detects exhaust gas or
unpleasant odor.
NOTE:
• After the ignition switch is turned ON, warm up the exhaust gas/

outside odor detecting sensor for approximately 40 seconds.

• When the AUTO intake switch is turned ON, the ambient atmo-

sphere status is displayed continuously until sensor warm up is
completed.

Operation: Front A/C control

JMIIA0411ZZ

JMIIA1010ZZ

1.

Intake switch

2.

Temperature control switch (driver 
side)

3.

MODE switch

4.

ON·OFF switch

5.

AUTO switch

6.

Fan switch

7.

A/C switch

8.

REAR switch

9.

DUAL switch

10. Temperature control switch (passen-

ger side)

11.

DEF switch

12. Display

13. AUTO intake switch

JMIIA1780ZZ