2005 INFINITI FX35 Service Manual

door lock child seat brake fluid window ESP inoperative recommended oil

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INFINITI FX35 2005 Service Manual AT-350
ASSEMBLY
Revision: 2005 July 2005 FX
a. Pour ATF into torque converter.
Approximately 2 liter (2-1/8 US qt, 1-3/4 Imp qt) of ATF is
required for a new torque converter.
When reusing old torq

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INFINITI FX35 2005 Service Manual SERVICE DATA AND SPECIFICATIONS (SDS) AT-351
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Revision: 2005 July 2005 FX
SERVICE DATA AND SPECIFICATIONS (SDS)PFP:00030
General SpecificationsACS002S2
*1: Refer

SERVICE DATA AND SPECIFICATIONS (SDS) AT-351
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SERVICE DATA AND SPECIFICATIONS (SDS)PFP:00030
General SpecificationsACS002S2
*1: Refer to MA-12, "Fluids and Lubricants" .
Vehicle Speed at Which Gear Shifting OccursACS002S3
2WD MODELS
At half throttle, the accelerator opening is 4/8 of the full opening.
AWD MODELS
At half throttle, the accelerator opening is 4/8 of the full opening.
At half throttle, the accelerator opening is 4/8 of the full opening.
Applied model
VQ35DE engine VK45DE engine
2WD AWD
Automatic transmission model RE5R05A
Transmission model code number 92X20, 90X3C 92X21, 90X3D 92X22, 90X3E
Stall torque ratio 2.0: 1
Transmission gear ratio 1st 3.540
2nd 2.264
3rd 1.471
4th 1.000
5th 0.834
Reverse 2.370
Recommended fluid Genuine NISSAN Matic J ATF*1
Fluid capacity 10.3 liter (10-7/8 US qt, 9-1/8 Imp qt)
CAUTION:
Use only Genuine NISSAN Matic J ATF. Do not mix with other fluid.
Using A/T fluid other than Genuine NISSAN Matic J ATF will deteriorate in driveability and automatic transmission durabil-
ity, and may damage the automatic transmission, which is not covered by the warranty.
Engine model VQ35DE
Throttle position Vehicle speed km/h (MPH)
D
1 → D2D2 → D3D3 → D4D4 → D5D5 → D4D4 → D3D3 → D2D2 → D1
Full throttle 66 - 74
(41 - 46) 106 - 114
(66 - 71) 165 - 173
(103 - 108) 236 - 244
(147 - 152) 232 - 240
(144 - 149) 145- 153
(90 - 95) 89 - 97
(55 - 60) 41 - 49
(25 - 30)
Half throttle 52 - 60
(32 - 37) 83 - 91
(52 - 57) 127 - 135
(79 - 84) 159 - 167
(99 - 104) 104 - 112
(65 - 70) 75 - 83
(47 - 52) 34 - 42
(21 - 26) 9 - 17
(6 - 11)
Engine model VQ35DE
Throttle position Vehicle speed km/h (MPH)
D
1 → D2D2 → D3D3 → D4D4 → D5D5 → D4D4 → D3D3 → D2D2 → D1
Full throttle 60 - 68
(37 - 42) 96 - 104
(60 - 65) 150 - 158
(93 - 98) 214 - 222
(133 - 138) 210 - 218
(130 - 135) 132 - 140
(82 - 87) 81 - 89
(50 - 55) 37 - 45
(23 - 28)
Half throttle 47 - 55
(29 - 34) 75 - 83
(47 - 52) 115 - 123
(71 - 76) 144 - 152
(89 - 94) 95 - 103
(59 - 64) 68 - 76
(42 - 47) 31 - 39
(19 - 24) 9 - 17
(6 -11)
Engine model VK45DE
Throttle position Vehicle speed km/h (MPH)
D
1 → D2D2 → D3D3 → D4D4 → D5D5 → D4D4 → D3D3 → D2D2 → D1
Full throttle 62 - 70
(39 - 43) 98 - 106
(61 - 66) 153 - 161
(95 - 100) 220 - 228
(137 - 142) 216 - 224
(134 - 139) 137 - 145
(85 - 90) 85 - 93
(53 - 58) 39 - 47
(24 - 29)
Half throttle 29 - 37
(18 - 23) 59 - 67
(37 - 42) 101 - 109
(63 - 68) 161 - 169
(100 - 105) 108 - 116
(67 - 72) 66 - 74
(41 - 46) 38 - 46
(24 - 29) 22 - 30
(14 - 19)

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INFINITI FX35 2005 Service Manual AT-352
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2005 July 2005 FX
Vehicle Speed at Which Lock-up Occurs/ReleasesACS002S4
2WD MODELS
At closed throttle, the accelerator opening is less than 1/8

AT-352
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2005 July 2005 FX
Vehicle Speed at Which Lock-up Occurs/ReleasesACS002S4
2WD MODELS
At closed throttle, the accelerator opening is less than 1/8 condition. (Closed throttle position signal: OFF)
At half throttle, the accelerator opening is 4/8 of the full opening.
AW D M OD E LS
At closed throttle, the accelerator opening is less than 1/8 condition. (Closed throttle position signal: OFF)
At half throttle, the accelerator opening is 4/8 of the full opening.
At closed throttle, the accelerator opening is less than 1/8 condition. (Closed throttle position signal: OFF)
At half throttle, the accelerator opening is 4/8 of the full opening.
Stall SpeedACS002S6
Line PressureACS002S7
A/T Fluid Temperature SensorACS00858
Engine model VQ35DE
Throttle position Vehicle speed km/h (MPH)
Lock-up ON Lock-up OFF
Closed throttle 65 - 73 (40 - 45) 62 - 70 (39 - 43)
Half throttle 196 - 204 (122 - 127) 153 - 161 (95 - 100)
Engine model VQ35DE
Throttle position Vehicle speed km/h (MPH)
Lock-up ON Lock-up OFF
Closed throttle 59 - 67 (37 - 42) 56 - 64 (35 - 40)
Half throttle 178 - 186 (111 - 116) 139 - 147 (86 - 91)
Engine model VK45DE
Throttle position Vehicle speed km/h (MPH)
Lock-up ON Lock-up OFF
Closed throttle 66 - 74 (41 - 46) 53 - 61 (33 - 38)
Half throttle 191 - 199 (119 - 124) 136 - 144 (85 - 89)
Engine model VQ35DE
Stall speed 2,200 - 2,400 rpm
Engine model VK45DE
Stall speed 1,950 - 2,250 rpm
Engine speed Line pressure [kPa (kg/cm2 , psi)]
R position D and M positions
At idle speed 425 - 465 (4.3 - 4.8, 62 - 67) 379 - 428 (3.9 - 4.4, 55 - 62)
At stall speed 1,605 - 1,950 (16.4 - 19.9, 233 - 283) 1,310 - 1,500 (13.4 - 15.3, 190 - 218)
Name Condition CONSULT-II “DATA MONITOR” (Approx.) (V) Resistance (Approx.) (k Ω)
A/T fluid temperature sensor 1 0
°C (32 °F) 3.3 15
20 °C (68 °F) 2.7 6.5
80 °C (176 °F) 0.9 0.9
A/T fluid temperature sensor 2 0
°C (32 °F) 3.3 10
20 °C (68 °F) 2.5 4
80 °C (176 °F) 0.7 0.5

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INFINITI FX35 2005 Service Manual SERVICE DATA AND SPECIFICATIONS (SDS) AT-353
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Turbine Revolution SensorACS00859
Vehicle Speed Sensor A/T (Revolution Sensor)ACS0085A
R

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INFINITI FX35 2005 Service Manual AT-354
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2005 July 2005 FX

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INFINITI FX35 2005 Service Manual ATC-1
AUTOMATIC AIR CONDITIONER
J AIR CONDITIONER
CONTENTS
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Revision: 2005 July 2005 FX
AUTOMATIC AIR CONDITIONER
PRECAUTIONS ....................

ATC-1
AUTOMATIC AIR CONDITIONER
J AIR CONDITIONER
CONTENTS
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Revision: 2005 July 2005 FX
AUTOMATIC AIR CONDITIONER
PRECAUTIONS .......................................................... 5
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” ............................................................. ..... 5
Precautions Necessary for Steering Wheel Rotation
After Battery Disconnect ..................................... ..... 5
OPERATION PROCEDURE ............................ ..... 5
Precautions for Procedures without Cowl Top Cover ..... 6
Precautions for Working with HFC-134a (R-134a) ..... 6
CONTAMINATED REFRIGERANT .................. ..... 7
General Refrigerant Precautions ......................... ..... 7
Precautions for Refrigerant Connection .............. ..... 8
ABOUT ONE-TOUCH JOINT ........................... ..... 8
FEATURES OF NEW TYPE REFRIGERANT
CONNECTION ................................................. ... 10
O-RING AND REFRIGERANT CONNECTION .... 11
Precautions for Servicing Compressor ................ ... 13
Precautions for Service Equipment ..................... ... 13
RECOVERY/RECYCLING EQUIPMENT ......... ... 13
ELECTRONIC LEAK DETECTOR ................... ... 13
VACUUM PUMP .............................................. ... 14
MANIFOLD GAUGE SET ................................. ... 14
SERVICE HOSES ............................................ ... 14
SERVICE COUPLERS ..................................... ... 15
REFRIGERANT WEIGHT SCALE ................... ... 15
CHARGING CYLINDER ................................... ... 15
Precautions for Leak Detection Dye .................... ... 16
IDENTIFICATION ............................................. ... 16
IDENTIFICATION LABEL FOR VEHICLE ........ ... 16
PREPARATION ...................................................... ... 17
Special Service Tools .......................................... ... 17
HFC-134a (R-134a) Service Tools and Equipment ... 18
Commercial Service Tools ................................... ... 20
REFRIGERATION SYSTEM .................................. ... 21
Refrigerant Cycle ................................................ ... 21
REFRIGERANT FLOW .................................... ... 21
FREEZE PROTECTION .................................. ... 21
Refrigerant System Protection ............................ ... 21
REFRIGERANT PRESSURE SENSOR .......... ... 21
PRESSURE RELIEF VALVE ............................ ... 21 V-6 Variable Displacement Compressor ..............
... 22
GENERAL INFORMATION .............................. ... 22
DESCRIPTION ................................................. ... 23
Component Layout .............................................. ... 26
LUBRICANT ........................................................... ... 27
Maintenance of Lubricant Quantity in Compressor ... 27
LUBRICANT ..................................................... ... 27
LUBRICANT RETURN OPERATION ............... ... 27
LUBRICANT ADJUSTING PROCEDURE FOR
COMPONENTS REPLACEMENT EXCEPT
COMPRESSOR ............................................... ... 28
LUBRICANT ADJUSTING PROCEDURE FOR
COMPRESSOR REPLACEMENT .................... ... 29
AIR CONDITIONER CONTROL ............................ ... 30
Description of Air Conditioner LAN Control System ... 30
System Construction ........................................... ... 30
OPERATION ..................................................... ... 30
TRANSMISSION DATA AND TRANSMISSION
ORDER ............................................................ ... 31
AIR MIX DOOR CONTROL (AUTOMATIC TEM-
PERATURE CONTROL) .................................. ... 32
FAN SPEED CONTROL ................................... ... 32
INTAKE DOOR CONTROL .............................. ... 32
OUTLET DOOR CONTROL ............................. ... 32
MAGNET CLUTCH CONTROL ........................ ... 33
SELF-DIAGNOSIS SYSTEM ........................... ... 33
Description of Control System ............................. ... 34
Control Operation ................................................ ... 34
DISPLAY SCREEN ........................................... ... 34
AUTO SWITCH ................................................ ... 35
TEMPERATURE SWITCH (POTENTIO TEM-
PERATURE CONTROL) (DRIVER SIDE) ........ ... 35
TEMPERATURE SWITCH (POTENTIO TEM-
PERATURE CONTROL) (PASSENGER SIDE) ... 35
RECIRCULATION (REC) SWITCH .................. ... 35
FRESH (FRE) SWITCH ................................... ... 35
DEFROSTER (DEF) SWITCH .......................... ... 35
REAR WINDOW DEFOGGER SWITCH .......... ... 35
OFF SWITCH ................................................... ... 35
A/C SWITCH .................................................... ... 35

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INFINITI FX35 2005 Service Manual ATC-2Revision: 2005 July 2005 FX
MODE SWITCH ................................................
... 35
FAN SWITCH ................................................... ... 35
DUAL SWITCH (WITH LEFT

ATC-2Revision: 2005 July 2005 FX
MODE SWITCH ................................................
... 35
FAN SWITCH ................................................... ... 35
DUAL SWITCH (WITH LEFT AND RIGHT VEN-
TILATION TEMPERATURE SEPARATELY
CONTROL SYSTEM) ....................................... ... 35
Fail-safe Function ................................................ ... 36
Discharge Air Flow .............................................. ... 37
System Description .............................................. ... 38
SWITCHES AND THEIR CONTROL FUNCTION ... 38
CAN Communication System Description ........... ... 39
TROUBLE DIAGNOSIS ......................................... ... 40
CONSULT-II Function (BCM) ............................... ... 40
CONSULT-II BASIC OPERATION .................... ... 40
DATA MONITOR ............................................... ... 41
How to Perform Trouble Diagnosis for Quick and
Accurate Repair ................................................... ... 42
WORK FLOW ................................................... ... 42
SYMPTOM TABLE ........................................... ... 42
Component Parts and Harness Connector Location ... 43
ENGINE COMPARTMENT ............................... ... 43
PASSENGER COMPARTMENT ....................... ... 44
Schematic ............................................................ ... 45
Wiring Diagram —A/C— ...................................... ... 46
Auto Amp. Terminals and Reference Value ......... ... 51
PIN CONNECTOR TERMINAL LAYOUT ......... ... 51
TERMINALS AND REFERENCE VALUE FOR
UNIFIED METER AND A/C AMP. ..................... ... 51
Self-diagnosis Function ....................................... ... 53
DESCRIPTION ................................................. ... 53
FUNCTION CONFIRMATION PROCEDURE ... ... 54
AUXILIARY MECHANISM: TEMPERATURE
SETTING TRIMMER ........................................ ... 59
AUXILIARY MECHANISM: FOOT POSITION
SETTING TRIMMER ........................................ ... 60
AUXILIARY MECHANISM: INLET PORT MEM-
ORY FUNCTION .............................................. ... 60
Operational Check ............................................... ... 61
CHECKING MEMORY FUNCTION .................. ... 61
CHECKING BLOWER ...................................... ... 61
CHECKING DISCHARGE AIR ......................... ... 61
CHECKING INTAKE AIR .................................. ... 62
CHECKING TEMPERATURE DECREASE ...... ... 62
CHECKING TEMPERATURE INCREASE ....... ... 62
CHECK A/C SWITCH ....................................... ... 62
CHECKING AUTO MODE ................................ ... 63
Power Supply and Ground Circuit for Auto Amp. ... 63 INSPECTION FLOW ........................................ ... 63
COMPONENT DESCRIPTION ......................... ... 64
DIAGNOSIS PROCEDURE FOR A/C SYSTEM ... 64
LAN System Circuit ............................................. ... 66
DIAGNOSIS PROCEDURE FOR LAN CIRCUIT ... 66
Mode Door Motor Circuit ..................................... ... 70
INSPECTION FLOW ........................................ ... 70
SYSTEM DESCRIPTION ................................. ... 71
COMPONENT DESCRIPTION ......................... ... 72
DIAGNOSIS PROCEDURE FOR MODE DOOR
MOTOR ............................................................ ... 72
Air Mix Door Motor Circuit ................................... ... 73
INSPECTION FLOW ........................................ ... 73 SYSTEM DESCRIPTION ..................................
... 74
COMPONENT DESCRIPTION ......................... ... 75
DIAGNOSIS PROCEDURE FOR AIR MIX DOOR
MOTOR ............................................................. ... 75
Air Mix Door Motor PBR Circuit ........................... ... 75
DIAGNOSIS PROCEDURE FOR AIR MIX DOOR
MOTOR PBR .................................................... ... 75
Intake Door Motor Circuit ..................................... ... 76
INSPECTION FLOW ......................................... ... 76
SYSTEM DESCRIPTION .................................. ... 77
COMPONENT DESCRIPTION ......................... ... 78
DIAGNOSIS PROCEDURE FOR INTAKE DOOR
MOTOR ............................................................. ... 78
Blower Motor Circuit ............................................. ... 79
INSPECTION FLOW ......................................... ... 79
SYSTEM DESCRIPTION .................................. ... 80
COMPONENT DESCRIPTION ......................... ... 81
DIAGNOSIS PROCEDURE FOR BLOWER
MOTOR ............................................................. ... 81
COMPONENT INSPECTION ............................ ... 83
Magnet Clutch Circuit ........................................... ... 84
INSPECTION FLOW ......................................... ... 84
SYSTEM DESCRIPTION .................................. ... 85
DIAGNOSIS PROCEDURE FOR MAGNET
CLUTCH ........................................................... ... 85
COMPONENT INSPECTION ............................ ... 90
Insufficient Cooling ............................................... ... 91
INSPECTION FLOW ......................................... ... 91
PERFORMANCE TEST DIAGNOSIS ............... ... 93
PERFORMANCE CHART ................................. ... 95
TROUBLE DIAGNOSIS FOR UNUSUAL PRES-
SURE ................................................................ ... 96
DIAGNOSIS PROCEDURE FOR INSUFFI-
CIENT COOLING .............................................. ... 98
Insufficient Heating .............................................. .100
INSPECTION FLOW ......................................... .100
Noise .................................................................... .101
INSPECTION FLOW ......................................... .101
Self-diagnosis ...................................................... .102
INSPECTION FLOW ......................................... .102
Memory Function ................................................. .103
INSPECTION FLOW ......................................... .103
Ambient Sensor Circuit ........................................ .104
COMPONENT DESCRIPTION ......................... .104
AMBIENT TEMPERATURE INPUT PROCESS .104
DIAGNOSIS PROCEDURE FOR AMBIENT
SENSOR ........................................................... .104
COMPONENT INSPECTION ............................ .106
In-vehicle Sensor Circuit ...................................... .107
COMPONENT DESCRIPTION ......................... .107
DIAGNOSIS PROCEDURE FOR IN-VEHICLE
SENSOR ........................................................... .108
COMPONENT INSPECTION ............................ .109
Sunload Sensor Circuit ........................................ .110
COMPONENT DESCRIPTION ......................... .110
SUNLOAD INPUT PROCESS .......................... .110
DIAGNOSIS PROCEDURE FOR SUNLOAD
SENSOR ........................................................... .110

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INFINITI FX35 2005 Service Manual ATC-3
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Revision: 2005 July 2005 FX
COMPONENT INSPECTION ...........................
.. 112
Intake Sensor Circuit .........................................

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COMPONENT INSPECTION ...........................
.. 112
Intake Sensor Circuit ........................................... .. 113
COMPONENT DESCRIPTION ........................ .. 113
DIAGNOSIS PROCEDURE FOR INTAKE SEN-
SOR ................................................................. .. 113
COMPONENT INSPECTION ........................... .. 114
CONTROLLER ...................................................... ..115
Removal and Installation of A/C and AV Switch .. .. 115
REMOVAL ........................................................ .. 115
INSTALLATION ................................................ .. 115
AUTO AMP ............................................................ ..116
Removal and Installation of Unified Meter and A/C
Amp. .................................................................... .. 116
REMOVAL ........................................................ .. 116
INSTALLATION ................................................ .. 116
AMBIENT SENSOR ............................................... ..117
Removal and Installation ..................................... .. 117
REMOVAL ........................................................ .. 117
INSTALLATION ................................................ .. 117
IN-VEHICLE SENSOR ........................................... ..118
Removal and Installation ..................................... .. 118
REMOVAL ........................................................ .. 118
INSTALLATION ................................................ .. 118
SUNLOAD SENSOR ............................................. ..119
Removal and Installation ..................................... .. 119
REMOVAL ........................................................ .. 119
INSTALLATION ................................................ .. 119
INTAKE SENSOR .................................................. . 120
Removal and Installation ..................................... . 120
REMOVAL ........................................................ . 120
INSTALLATION ................................................ . 120
BLOWER UNIT ...................................................... . 121
Removal and Installation ..................................... . 121
REMOVAL ........................................................ . 121
INSTALLATION ................................................ . 121
Disassembly and Assembly ................................ . 122
BLOWER MOTOR ................................................. . 123
Removal and Installation ..................................... . 123
REMOVAL ........................................................ . 123
INSTALLATION ................................................ . 123
INTAKE DOOR MOTOR ........................................ . 124
Removal and Installation ..................................... . 124
REMOVAL ........................................................ . 124
INSTALLATION ................................................ . 124
IN-CABIN MICROFILTER ...................................... . 125
Removal and Installation ..................................... . 125
FUNCTION ....................................................... . 125
REPLACEMENT TIMING ................................. . 125
REPLACEMENT PROCEDURES .................... . 125
HEATER & COOLING UNIT ASSEMBLY ............. . 126
Removal and Installation ..................................... . 126
REMOVAL ........................................................ . 126
INSTALLATION ................................................ . 127
Disassembly and Assembly ................................ . 129
MODE DOOR MOTOR .......................................... . 131
Removal and Installation ..................................... . 131
REMOVAL ........................................................ . 131
INSTALLATION ................................................ . 131 AIR MIX DOOR MOTOR ........................................
.132
Removal and Installation ..................................... .132
REMOVAL ........................................................ .132
INSTALLATION ................................................ .132
HEATER CORE ...................................................... .133
Removal and Installation ..................................... .133
REMOVAL ........................................................ .133
INSTALLATION ................................................ .133
DUCTS AND GRILLES .......................................... .134
Removal and Installation ..................................... .134
REMOVAL ........................................................ .134
INSTALLATION ................................................ .137
REFRIGERANT LINES .......................................... .138
HFC-134a (R-134a) Service Procedure .............. .138
SETTING OF SERVICE TOOLS AND EQUIP-
MENT ............................................................... .138
Components ........................................................ .140
VQ35DE ........................................................... .140
VK45DE ............................................................ .141
Removal and Installation of Compressor ............. .141
REMOVAL ........................................................ .141
INSTALLATION ................................................ .143
Removal and Installation of Compressor Clutch . .144
REMOVAL ........................................................ .144
INSTALLATION ................................................ .146
Removal and Installation of Low-Pressure Flexible
Hose .................................................................... .148
REMOVAL ........................................................ .148
INSTALLATION ................................................ .149
Removal and Installation of High-Pressure Flexible
Hose .................................................................... .149
REMOVAL ........................................................ .149
INSTALLATION ................................................ .150
Removal and Installation of Low-Pressure Pipe 1
(Engine Compartment) ........................................ .150
REMOVAL ........................................................ .150
INSTALLATION ................................................ .151
Removal and Installation of High-Pressure Pipe 1
and 2 (Engine Compartment) .............................. .151
REMOVAL ........................................................ .151
INSTALLATION ................................................ .152
Removal and Installation of Low-Pressure Pipe 2
and High-Pressure Pipe 3 ................................... .152
REMOVAL ........................................................ .152
INSTALLATION ................................................ .153
Removal and Installation of Liquid Tank .............. .154
REMOVAL ........................................................ .154
INSTALLATION ................................................ .154
Removal and Installation of Condenser ............... .155
REMOVAL ........................................................ .155
INSTALLATION ................................................ .155
Removal and Installation of Refrigerant Pressure
Sensor ................................................................. .156
REMOVAL ........................................................ .156
INSTALLATION ................................................ .156
Removal and Installation of Evaporator ............... .156
REMOVAL ........................................................ .156
INSTALLATION ................................................ .156
Removal and Installation of Expansion Valve ...... .157

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