Nissan Maxima. Manual - part 708

 

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Nissan Maxima. Manual - part 708

 

 

HAC-8

< BASIC INSPECTION >

[WITH COLOR DISPLAY]

INSPECTION AND ADJUSTMENT

NOTE:
When the battery cable is disconnected from the negative terminal or when the battery voltage becomes 10V or less, the setting of the
FRE switch memory function may be cancelled. 

Inlet Port Memory Function (REC)

INFOID:0000000010050946

Description

• If the ignition switch is turned to the OFF position while the REC (

) switch is set to ON (recirculation),

“Perform the memory” or “Do not perform the memory” of the REC (

) switch ON (recirculation) condi-

tion can be selected. 

• If “Perform the memory” was set, the REC (

) switch will be ON (recirculation) when turning the ignition

switch to the ON position again. 

• If “Do not perform the memory” was set, the air inlets will be controlled automatically when turning the igni-

tion switch to the ON position again. 

How to set

Using CONSULT, perform “REC MEMORY SET” in “WORK SUPPORT” of HVAC. 

NOTE:
When the battery cable is disconnected from the negative terminal or when the battery voltage becomes 10V or less, the setting of the
REC switch memory function may be cancelled. 

Work support items

Display

Setting

FRE MEMORY SET

WITHOUT

Perform the memory of manual FRE

WITH  (initial status)

Do not perform the memory of manual FRE (auto 
control)

Work support items

Display

Setting

REC MEMORY SET

WITHOUT (initial status)

Perform the memory of manual REC

WITH

Do not perform the memory of manual REC (auto 
control)

COMPRESSOR CONTROL FUNCTION

HAC-9

< SYSTEM DESCRIPTION >

[WITH COLOR DISPLAY]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

SYSTEM DESCRIPTION

COMPRESSOR CONTROL FUNCTION

Description

INFOID:0000000010050947

PRINCIPLE OF OPERATION

Compressor is not activated.

Functional circuit diagram

Functional initial inspection chart

Fail-Safe

INFOID:0000000010050948

FAIL-SAFE FUNCTION

• If a communication error exists between the A/C auto amp., the AV control unit and the A/C and AV switch

assembly for 30 seconds or longer, air conditioner is controlled under the following conditions:

CAN (1)

: A/C switch signal
: Blower fan motor switch signal

CAN (2)

: A/C compressor request signal

AWIIA1373GB

Location

A

B

C

D

CONSULT

ECM DATA MONITOR

Yes

Yes

IPDM E/R DATA MONITOR

Yes

HVAC DATA MONITOR

Yes

Self-diagnosis function

Yes

ACTIVE TEST

Yes

Yes

AUTO ACTIVE TEST

Yes

HAC-10

< SYSTEM DESCRIPTION >

[WITH COLOR DISPLAY]

COMPRESSOR CONTROL FUNCTION

Compressor

: ON

Air outlet

: AUTO

Air inlet

: FRE (

)

Blower fan speed

: AUTO

Set temperature

: Setting before communication error occurs

Display

: OFF

AUTOMATIC AIR CONDITIONER SYSTEM

HAC-11

< SYSTEM DESCRIPTION >

[WITH COLOR DISPLAY]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

AUTOMATIC AIR CONDITIONER SYSTEM

System Diagram

INFOID:0000000010050949

CONTROL SYSTEM

The control system consists of input sensors, switches, the A/C auto amp. (microcomputer) and outputs. The

relationship of these components is as shown in the figure below:

System Description

INFOID:0000000010050950

CONTROL OPERATION

Display

The operation status of the HVAC system is displayed on the screen.

A/C and AV Switch Assembly

AWIIA1374GB

ALIIA0398GB

 

 

 

 

 

 

 

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