Infiniti G35 (V35) Sedan. Manual - part 760

HAC-12

< BASIC INSPECTION >

[AUTOMATIC AIR CONDITIONER]

INSPECTION AND ADJUSTMENT

Without rear ventilation

With rear ventilation

When battery cable is disconnected or battery voltage is below 10 V, trimmer operation is canceled. Wind dis-
tribution ratio set becomes that of initial condition.

Inlet Port Memory Function

When ignition switch is turned from OFF to ON, inlet port can be set to AUTO or manual.

Operating procedures for this trimmer are as follows:

1.

Begin self-diagnosis STEP-5 mode. Refer to 

HAC-50, "WITH LEFT AND RIGHT VENTILATION TEM-

PERATURE SEPARATELY CONTROL SYSTEM : Diagnosis Description"

.

2.

Press fan (UP:+) switch to set system in auxiliary mode.

3.

Press intake switch as desired.

JSIIA0110GB

JSIIA0061GB

LED status of 

FRE position

LED status of 

REC position

Setting status

Setting changeover 

method

FRE

REC

OFF

ON

AUTO control (Initial setting)

Manual REC status is memorized. 
(Initial setting)

INTAKE SW: ON

ON

ON

Manual FRE status is memorized.

Manual REC status is memorized.

ON

OFF

Manual FRE status is memorized.

AUTO control

OFF

OFF

AUTO control

AUTO control

INSPECTION AND ADJUSTMENT

HAC-13

< BASIC INSPECTION >

[AUTOMATIC AIR CONDITIONER]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

When battery cable is disconnected or battery voltage is below 10 V, memory function is canceled. Memory
function set becomes that of initial condition.

HAC-14

< FUNCTION DIAGNOSIS >

[AUTOMATIC AIR CONDITIONER]

COMPRESSOR CONTROL FUNCTION

FUNCTION DIAGNOSIS

COMPRESSOR CONTROL FUNCTION

WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY
CONTROL SYSTEM

WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CON-
TROL SYSTEM : Description

INFOID:0000000000959900

PRINCIPLE OF OPERATION

Compressor is not activated.

Functional circuit diagram

Functional initial inspection chart

WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CON-
TROL SYSTEM : Fail-Safe

INFOID:0000000000959901

FAIL-SAFE FUNCTION

• If a communication error exists between the unified meter and A/C amp., and the AV control unit and preset

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

CAN(1) : A/C signal

CAN(2) : Compressor request signal

JSIIA0129GB

Location

A

B

C

D

CONSULT-III

ECM DATA MONITOR

Yes

Yes

IPDM E/R DATA MONITOR

Yes

AUTO ACTIVE TEST

Yes

Self-diagnosis function (except CAN diagnosis)

Yes

COMPRESSOR CONTROL FUNCTION

HAC-15

< FUNCTION DIAGNOSIS >

[AUTOMATIC AIR CONDITIONER]

C

D

E

F

G

H

J

K

L

M

A

B

HAC

N

O

P

WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CON-
TROL SYSTEM : Component Part Location

INFOID:0000000000959902

ENGINE COMPARTMENT

Compressor

: ON

Air outlet

: AUTO

Air inlet

: FRE (Fresh)

Blower fan speed

: AUTO

Set temperature

: Setting before communication error occurs

Display

: OFF