Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti G35 2006-2007 Approved G35-V35-Sedan-2007 hac
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VENTILATION, HEATER & AIR CONDITIONER
A
HEATER & AIR CONDITIONING CONTROL SYSTEM
SECTION HAC B
C
D
E
CONTENTS
AUTOMATIC AIR CONDITIONER WITH LEFT AND RIGHT VENTILATION TEM- F
PERATURE SEPARATELY CONTROL SYSTEM
BASIC INSPECTION ................................... 4
. : Description ............................................................18
.
WITH LEFT AND RIGHT VENTILATION TEM- G
DIAGNOSIS AND REPAIR WORKFLOW ......... 4
. PERATURE SEPARATELY CONTROL SYSTEM
Work Flow ................................................................ 4
. : Fail-Safe ...............................................................19
.
WITH LEFT AND RIGHT VENTILATION TEM-
INSPECTION AND ADJUSTMENT .................... 5
. H
PERATURE SEPARATELY CONTROL SYSTEM
WITHOUT LEFT AND RIGHT VENTILATION TEM- : Component Part Location .....................................19 .
PERATURE SEPARATELY CONTROL SYSTEM ...... 5 WITH LEFT AND RIGHT VENTILATION TEM-
WITHOUT LEFT AND RIGHT VENTILATION PERATURE SEPARATELY CONTROL SYSTEM HAC
TEMPERATURE SEPARATELY CONTROL : Component's role .................................................21 .
SYSTEM : Description & Inspection ......................... 5
.
AUTOMATIC AIR CONDITIONER SYSTEM .... 23 J
WITH LEFT AND RIGHT VENTILATION TEMPER-
ATURE SEPARATELY CONTROL SYSTEM ............ 9 . WITHOUT LEFT AND RIGHT VENTILATION TEM-
PERATURE SEPARATELY CONTROL SYSTEM ....23
WITH LEFT AND RIGHT VENTILATION TEM-
PERATURE SEPARATELY CONTROL SYSTEM WITHOUT LEFT AND RIGHT VENTILATION K
: Description & Inspection ........................................ 9
. TEMPERATURE SEPARATELY CONTROL
SYSTEM : System Diagram ...................................23
.
FUNCTION DIAGNOSIS ............................. 14
. WITHOUT LEFT AND RIGHT VENTILATION L
TEMPERATURE SEPARATELY CONTROL
COMPRESSOR CONTROL FUNCTION ...........14
. SYSTEM : System Description ...............................23
.
WITHOUT LEFT AND RIGHT VENTILATION
WITHOUT LEFT AND RIGHT VENTILATION TEM- TEMPERATURE SEPARATELY CONTROL M
PERATURE SEPARATELY CONTROL SYSTEM .... 14 SYSTEM : Component Part Location .....................29
.
WITHOUT LEFT AND RIGHT VENTILATION WITHOUT LEFT AND RIGHT VENTILATION
TEMPERATURE SEPARATELY CONTROL TEMPERATURE SEPARATELY CONTROL N
SYSTEM : Description ........................................... 14
. SYSTEM : Component Description ........................31
.
WITHOUT LEFT AND RIGHT VENTILATION
TEMPERATURE SEPARATELY CONTROL WITH LEFT AND RIGHT VENTILATION TEMPER-
SYSTEM : Fail-Safe ............................................... 14
. ATURE SEPARATELY CONTROL SYSTEM ..........32 . O
WITHOUT LEFT AND RIGHT VENTILATION WITH LEFT AND RIGHT VENTILATION TEM-
TEMPERATURE SEPARATELY CONTROL PERATURE SEPARATELY CONTROL SYSTEM
SYSTEM : Component Part Location ..................... 15 . : System Diagram ...................................................32
. P
WITHOUT LEFT AND RIGHT VENTILATION WITH LEFT AND RIGHT VENTILATION TEM-
TEMPERATURE SEPARATELY CONTROL PERATURE SEPARATELY CONTROL SYSTEM
SYSTEM : Component's role ................................. 17. : System Description ...............................................32
.
WITH LEFT AND RIGHT VENTILATION TEM-
WITH LEFT AND RIGHT VENTILATION TEMPER- PERATURE SEPARATELY CONTROL SYSTEM
ATURE SEPARATELY CONTROL SYSTEM .......... 18
. : Component Part Location .....................................39
.
Revision: October 2006 HAC-1 2007 G35 Sedan
WITH LEFT AND RIGHT VENTILATION TEM- MAGNET CLUTCH CONTROL SYSTEM ........ 68
.
PERATURE SEPARATELY CONTROL SYSTEM Description ............................................................. 68
.
: Component Description ....................................... 41
.
COMPONENT DIAGNOSIS ....................... 69
CAN COMMUNICATION SYSTEM .................. 43
.
System Description ................................................ 43
. MODE DOOR MOTOR ..................................... 69
.
Description ............................................................. 69
.
DIAGNOSIS SYSTEM (AUTO AMP.) ............... 44
. Component Function Check ................................. 69 .
Diagnosis Procedure .............................................. 69 .
WITHOUT LEFT AND RIGHT VENTILATION TEM-
PERATURE SEPARATELY CONTROL SYSTEM ... 44 AIR MIX DOOR MOTOR .................................. 72
.
WITHOUT LEFT AND RIGHT VENTILATION
TEMPERATURE SEPARATELY CONTROL WITHOUT LEFT AND RIGHT VENTILATION TEM-
SYSTEM : Diagnosis Description .......................... 44
. PERATURE SEPARATELY CONTROL SYSTEM ... 72
WITHOUT LEFT AND RIGHT VENTILATION WITHOUT LEFT AND RIGHT VENTILATION
TEMPERATURE SEPARATELY CONTROL TEMPERATURE SEPARATELY CONTROL
SYSTEM : CONSULT-III Function ......................... 49
. SYSTEM : Description ........................................... 72
.
WITHOUT LEFT AND RIGHT VENTILATION
WITH LEFT AND RIGHT VENTILATION TEMPER- TEMPERATURE SEPARATELY CONTROL
ATURE SEPARATELY CONTROL SYSTEM .......... 50 . SYSTEM : Component Function Check ............... 72 .
WITH LEFT AND RIGHT VENTILATION TEM- WITHOUT LEFT AND RIGHT VENTILATION
PERATURE SEPARATELY CONTROL SYSTEM TEMPERATURE SEPARATELY CONTROL
: Diagnosis Description .......................................... 50
. SYSTEM : Diagnosis Procedure ............................ 72 .
WITH LEFT AND RIGHT VENTILATION TEM-
PERATURE SEPARATELY CONTROL SYSTEM WITH LEFT AND RIGHT VENTILATION TEMPER-
: CONSULT-III Function ........................................ 55
. ATURE SEPARATELY CONTROL SYSTEM .......... 74 .
WITH LEFT AND RIGHT VENTILATION TEM-
MODE DOOR CONTROL SYSTEM ................. 57
. PERATURE SEPARATELY CONTROL SYSTEM
Description ............................................................. 57
. : Description ........................................................... 74
.
WITH LEFT AND RIGHT VENTILATION TEM-
AIR MIX DOOR CONTROL SYSTEM .............. 59
. PERATURE SEPARATELY CONTROL SYSTEM
WITHOUT LEFT AND RIGHT VENTILATION TEM- : Component Function Check ............................... 75 .
PERATURE SEPARATELY CONTROL SYSTEM ... 59 WITH LEFT AND RIGHT VENTILATION TEM-
WITHOUT LEFT AND RIGHT VENTILATION PERATURE SEPARATELY CONTROL SYSTEM
TEMPERATURE SEPARATELY CONTROL : Diagnosis Procedure ............................................ 75 .
SYSTEM : Description ........................................... 59
.
INTAKE DOOR MOTOR ................................... 80
.
WITH LEFT AND RIGHT VENTILATION TEMPER- Description ............................................................. 80
.
ATURE SEPARATELY CONTROL SYSTEM .......... 60 . Component Function Check ................................. 80 .
WITH LEFT AND RIGHT VENTILATION TEM- Diagnosis Procedure .............................................. 80 .
PERATURE SEPARATELY CONTROL SYSTEM
: Description ........................................................... 60
.
BLOWER MOTOR ............................................ 83
.
WITHOUT LEFT AND RIGHT VENTILATION TEM-
INTAKE DOOR CONTROL SYSTEM ............... 62
.
PERATURE SEPARATELY CONTROL SYSTEM ... 83
Description ............................................................. 62
.
WITHOUT LEFT AND RIGHT VENTILATION
BLOWER MOTOR CONTROL SYSTEM ......... 64
. TEMPERATURE SEPARATELY CONTROL
SYSTEM : Description ........................................... 83
.
WITHOUT LEFT AND RIGHT VENTILATION TEM- WITHOUT LEFT AND RIGHT VENTILATION
PERATURE SEPARATELY CONTROL SYSTEM ... 64 TEMPERATURE SEPARATELY CONTROL
WITHOUT LEFT AND RIGHT VENTILATION SYSTEM : Component Function Check ............... 83 .
TEMPERATURE SEPARATELY CONTROL WITHOUT LEFT AND RIGHT VENTILATION
SYSTEM : Description ........................................... 64
. TEMPERATURE SEPARATELY CONTROL
SYSTEM : Diagnosis Procedure ............................ 83 .
WITH LEFT AND RIGHT VENTILATION TEMPER-
WITHOUT LEFT AND RIGHT VENTILATION
ATURE SEPARATELY CONTROL SYSTEM .......... 65 .
TEMPERATURE SEPARATELY CONTROL
WITH LEFT AND RIGHT VENTILATION TEM-
SYSTEM : Component Inspection ......................... 86 .
PERATURE SEPARATELY CONTROL SYSTEM
: Description ........................................................... 65
. WITH LEFT AND RIGHT VENTILATION TEMPER-
ATURE SEPARATELY CONTROL SYSTEM .......... 86
.
Revision: October 2006 HAC-2 2007 G35 Sedan
WITH LEFT AND RIGHT VENTILATION TEM- AUTO AMP. ..................................................... 107
PERATURE SEPARATELY CONTROL SYSTEM Reference Value ................................................... 107. A
: Description ........................................................... 86
. Wiring Diagram -- AIR CONDITIONER CON-
WITH LEFT AND RIGHT VENTILATION TEM- TROL SYSTEM -- ................................................ 109 .
PERATURE SEPARATELY CONTROL SYSTEM Fail-Safe ............................................................... 115
. B
: Component Function Check ............................... 86 .
WITH LEFT AND RIGHT VENTILATION TEM- SYMPTOM DIAGNOSIS ........................... 117
.
PERATURE SEPARATELY CONTROL SYSTEM
: Diagnosis Procedure ............................................ 86. AIR CONDITIONER CONTROL ...................... 117 C
WITH LEFT AND RIGHT VENTILATION TEM- Diagnosis Chart By Symptom ............................... 117
.
PERATURE SEPARATELY CONTROL SYSTEM INSUFFICIENT COOLING .............................. 119
: Component Inspection ......................................... 89 . D
Description ............................................................ 119
.
MAGNET CLUTCH ............................................90
. Inspection procedure ............................................ 119 .
Description ............................................................. 90
. INSUFFICIENT HEATING ............................... 122 E
Component Function Check ................................... 90 .
Description ............................................................ 122
.
Diagnosis Procedure .............................................. 90.
Inspection procedure ............................................ 122 .
Component Inspection ........................................... 92 .
NOISE .............................................................. 124 F
AMBIENT SENSOR ..........................................93
. Description ............................................................ 124
.
Description ............................................................. 93
.
Inspection procedure ............................................ 124 .
Component Function Check ................................. 93 .
G
Diagnosis Procedure .............................................. 93. SELF-DIAGNOSIS CANNOT BE PER-
Component Inspection ........................................... 94 . FORMED ......................................................... 126
Description ............................................................ 126
.
IN-VEHICLE SENSOR ......................................96
. H
Inspection procedure ............................................ 126 .
Description ............................................................. 96
.
Component Function Check ................................. 96 . MEMORY FUNCTION DOES NOT OPERATE. 127
Diagnosis Procedure .............................................. 97. Description ............................................................ 127
. HAC
Component Inspection ........................................... 98 . Inspection procedure ............................................ 127 .
SUNLOAD SENSOR .........................................99
. PRECAUTION ........................................... 128
.
Description ............................................................. 99
. J
Component Function Check ................................. 99 . PRECAUTIONS ............................................... 128
Diagnosis Procedure .............................................. 99. Precaution for Supplemental Restraint System
Component Inspection ......................................... 100 . (SRS) "AIR BAG" and "SEAT BELT PRE-TEN- K
SIONER" .............................................................. 128
.
INTAKE SENSOR ........................................... 102
. Precaution Necessary for Steering Wheel Rota-
Description ........................................................... 102
. tion after Battery Disconnect ................................ 128 .
Component Function Check ............................... 102 . L
Precaution for Procedure without Cowl Top Cover 128 ..
Diagnosis Procedure ............................................ 102 . Precautions For Xenon Headlamp Service .......... 129 .
Component Inspection ......................................... 103 . Working with HFC-134a (R-134a) ........................ 129 .
General Refrigerant Precaution ............................ 130 . M
POWER SUPPLY AND GROUND CIRCUIT
Refrigerant Connection ......................................... 130.
FOR AUTO AMP. ............................................ 105
.
Service Equipment ............................................... 134
.
Description ........................................................... 105
.
N
Component Function Check ................................. 105 . COMPRESSOR ............................................... 137
Diagnosis Procedure ............................................ 106 . General Precautions ............................................. 137
.
ECU DIAGNOSIS ...................................... 107
. FLUORESCENT LEAK DETECTOR .............. 138 O
General Precautions ............................................. 138
.
P
Revision: October 2006 HAC-3 2007 G35 Sedan
DIAGNOSIS AND REPAIR WORKFLOW
< BASIC INSPECTION > [AUTOMATIC AIR CONDITIONER]
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow INFOID:0000000000959897
DETAILED FLOW
1.LISTEN TO CUSTOMER COMPLAINT
Listen to customer complaint. (Get detailed information about the conditions and environment when the symp-
tom occurs.)
>> GO TO 2.
2.VERIFY THE SYMPTOM WITH OPERATIONAL CHECK
Verify the symptom with operational check. Refer to HAC-5, "WITHOUT LEFT AND RIGHT VENTILATION
TEMPERATURE SEPARATELY CONTROL SYSTEM : Description & Inspection" (Without left and right venti-
lation temperature separately control system) or HAC-9, "WITH LEFT AND RIGHT VENTILATION TEMPERA-
TURE SEPARATELY CONTROL SYSTEM : Description & Inspection" (With left and right ventilation
temperature separately control system).
>> GO TO 3.
3.GO TO APPROPRIATE TROUBLE DIAGNOSIS
Go to appropriate trouble diagnosis (Refer to HAC-117, "Diagnosis Chart By Symptom" below).
>> GO TO 4.
4.REPAIR OR REPLACE
Repair or replace the specific parts
>> GO TO 5.
5.FINAL CHECK
Final check.
Is the inspection result normal?
YES >> CHECK OUT
NO >> GO TO 3.
Revision: October 2006 HAC-4 2007 G35 Sedan
INSPECTION AND ADJUSTMENT
< BASIC INSPECTION > [AUTOMATIC AIR CONDITIONER]
INSPECTION AND ADJUSTMENT
A
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY
CONTROL SYSTEM
B
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CON-
TROL SYSTEM : Description & Inspection INFOID:0000000000959898
C
DESCRIPTION
The purpose of the operational check is to check if the individual system operates properly.
D
Conditions : Engine running at normal operating temperature
INSPECTION PROCEDURE
E
Memory Function
1. Turn temperature control dial clockwise until 32◦ Jabse Service Manual Search 2025 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo