Throttle INFINITI FX35 2006 Service Manual

GI-54
TERMINOLOGY
Revision: 2006 December 2006 FX35/FX45
Nonvolatile random access memory NVRAM ***
On board diagnostic system OBD system Self-diagnosis
Open loop OL Open loop
Oxidation catalyst OC Catalyst
Oxidation catalytic converter system OC system ***
Oxygen sensor O2S Exhaust gas sensor
Park position switch *** Park switch
Park/neutral position switch PNP switch Park/neutral switch
Inhibitor switch
Neutral position switch
Periodic trap oxidizer system PTOX system ***
Positive crankcase ventilation PCV Positive crankcase ventilation
Positive crankcase ventilation valve PCV valve PCV valve
Powertrain control module PCM ***
Programmable read only memory PROM ***
Pulsed secondary air injection control sole-
noid valve PAIRC solenoid valve AIV control solenoid valve
Pulsed secondary air injection system PAIR system Air induction valve (AIV) control
Pulsed secondary air injection valve PAIR valve Air induction valve
Random access memory RAM ***
Read only memory ROM ***
Scan tool ST ***
Secondary air injection pump AIR pump ***
Secondary air injection system AIR system ***
Sequential multiport fuel injection system SFI system Sequential fuel injection
Service reminder indicator SRI ***
Simultaneous multiport fuel injection sys-
tem *** Simultaneous fuel injection
Smoke puff limiter system SPL system ***
Supercharger SC ***
Supercharger bypass SCB ***
System readiness test SRT ***
Thermal vacuum valve TVV Thermal vacuum valve
Three way catalyst TWC Catalyst
Three way catalytic converter system TWC system ***
Three way + oxidation catalyst TWC + OC Catalyst
Three way + oxidation catalytic converter
system TWC + OC system ***
Throttle body TB Throttle chamber
SPI body
Throttle body fuel injection system TBI system Fuel injection control
Throttle position TP Throttle position
Throttle position sensor TPS Throttle sensor
Throttle position switch TP switch Throttle switch
Torque converter clutch solenoid valve TCC solenoid valve Lock-up cancel solenoid
Lock-up solenoid
NEW TERM
NEW ACRONYM /
ABBREVIATION OLD TERM

TERMINOLOGY GI-55
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Revision: 2006 December 2006 FX35/FX45
***: Not applicable Transmission control module TCM A/T control unit
Turbocharger TC Turbocharger
Vehicle speed sensor VSS Vehicle speed sensor
Volume air flow sensor VAFS Air flow meter
Warm up oxidation catalyst WU-OC Catalyst
Warm up oxidation catalytic converter sys-
tem WU-OC system ***
Warm up three way catalyst WU-TWC Catalyst
Warm up three way catalytic converter sys-
tem WU-TWC system ***
Wide open throttle position switch WOTP switch Full switch NEW TERM
NEW ACRONYM /
ABBREVIATION OLD TERM

IDX-3
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ALPHABETICAL INDEX
C
Camshaft inspection(VK45DE) ........................ EM-216
Camshaft inspection(VQ35DE) ......................... EM-85
Camshaft position sensor (PHASE) EC-368, EC-1037
Camshaft(VK45DE) ......................................... EM-215
Camshaft(VQ35DE) ........................................... EM-83
CAN .................................................................. DI-108
CAN - Wiring diagram ......... EC-157, EC-820, AT-105,
LAN-29
, LAN-49, LAN-69, LAN-91, LAN-117, LAN-139,
LAN-163
CAN (Controller Area Network) . BL-24, BL-57, BL-95,
BL-184
, GW-20, GW-68, RF-12, SE-16
CAN communication EC-38, EC-156, EC-159, EC-819,
EC-822
, AT-33, AT-104, TF-13, TF-32, WT-12, BL-24,
BL-57
, BL-95, BL-184, GW-20, GW-68, RF-12, SE-16
Canister-See EVAP canister ............... EC-42, EC-702
Center bearing assembly (propeller shaft) ........ PR-13
Center bearing disassembly (propeller shaft) .... PR-12
CHARGE - Wiring diagram ................................ SC-21
Charging system ................................................ SC-20
Chassis and body maintenance ........................ MA-29
CHIME - Wiring diagram ..................................... DI-61
Circuit breaker ................................................... PG-16
Clock ................................................................. DI-114
CLOCK - Wiring diagram .................................. DI-114
Closed loop control .............................. EC-32, EC-692
Closed loop control (Bank 1) ........... EC-494, EC-1168
Closed loop control (Bank 2) ........... EC-494, EC-1168
Collision diagnosis ........................................... SRS-50
Combination lamp, rear, removal and installation ........
LT-154
Combination meter ............................................... DI-5
Combination meter removal and installation - See
Instrument panel .................................................. IP-11
COMM - Wiring diagram ...................... AV-64, AV-108
COMPAS - Wiring diagram ............................... DI-112
Compass .......................................................... DI-109
Component Location (auto A/C) ...................... ATC-42
Compression pressure(VK45DE) .................... EM-232
Compression pressure(VQ35DE) .................... EM-101
Compressor clutch removal and installation .. ATC-142
Compressor special service tool ...................... ATC-17
Condenser ..................................................... ATC-153
Connecting rod bearing clearance(VK45DE) .. EM-272
Connecting rod bushing clearance .................. EM-143
Connecting rod bushing clearance(VK45DE) .. EM-267
Connecting rod(VK45DE) ................................ EM-267
Connecting rod(VQ35DE) ................................ EM-141
Console box - See Instrument panel ................... IP-10
CONSULT for VDC ......................................... BRC-24
CONSULT-II for engine ................................... EC-119
CONSULT-II Reference value (A/T) .................. AT-90
Control units (terminal arrangement) ................. PG-75
Control valve (A/T) ............................................. AT-38
Controller Area Network (CAN) . BL-24, BL-57, BL-95,
BL-184
, GW-20, GW-68, RF-12, SE-16
Converter housing installation ............ AT-268, AT-272
COOL/F - Wiring diagram ................ EC-501, EC-1175
Coolant replacement(VQ35DE) ........................ MA-15
Cooling circuit (engine)(VK45DE) ..................... CO-36
Cooling circuit (engine)(VQ35DE) ...................... CO-9
Cooling fan motor ............................ EC-508, EC-1182
Cooling fan(VK45DE) ....................................... CO-49
Cooling fan(VQ35DE) ....................................... CO-21
Cowl top .............................................................. EI-23
Cowl top cover .................................................... EI-23
Crankcase ventilation system - See Positive crankcase
ventilation ............................................. EC-51
, EC-711
Crankshaft position sensor (POS) ... EC-361, EC-1030
Crankshaft(VK45DE) ...................................... EM-249
Crankshaft(VQ35DE) ...................................... EM-141
Crash zone sensor .......................................... SRS-46
Cylinder block boring(VK45DE) ...................... EM-270
Cylinder block(VK45DE) ................................. EM-248
Cylinder block(VQ35DE) ................................. EM-123
Cylinder head bolt tightening(VK45DE) .......... EM-234
Cylinder head bolt tightening(VQ35DE) .......... EM-104
Cylinder head(VK45DE) ................................. EM-232
Cylinder head(VQ35DE) ................................. EM-101
D
D/LOCK - Wiring diagram ....................... BL-26
, BL-32
Diagnosis sensor unit ..................................... SRS-49
Diagnostic trouble code (DTC) for OBD system EC-15,
EC-676
, EC-719
Diagnostic trouble code (DTC) inspection priority chart
EC-94
Direct clutch solenoid valve ............... AT-154, AT-156
Display and amp.assembly ............... ATC-50, ATC-62
Door glass ........................................... GW-58, GW-62
Door glass Fitting Adjustment(Front) ................ GW-60
Door lock .......................................................... BL-152
Door mirror ........................................................ GW-92
Door trim ............................................................. EI-35
Door, front ........................................... BL-148, GW-58
Door, rear ............................................ BL-148, GW-62
Drive belt inspection ......................................... MA-22
Drive belt inspection(VQ35DE) ......................... MA-14
Drive belt(VK45DE) ........................................ EM-174
Drive belt(VQ35DE) .......................................... EM-15
Drive shaft ......................................................... MA-38
Drive shaft (rear) ............................................... RAX-9
Driver air bag .................................................. SRS-38
Duct and grilles .............................................. ATC-133
E
ECM input/output signal ................................... EC-110
ECM power supply ............ EC-477, EC-812, EC-1142
ECM/PW - Wiring diagram ............... EC-478, EC-1143
ECTS - Wiring diagram ...................... EC-212, EC-881
Electric sunroof .................................................. RF-10
Electric throttle control actuator ........ EC-562, EC-573,
EC-1240
, EC-1252
Electric throttle control actuator (VK45DE) ..... EM-179
Electric throttle control actuator (VQ35DE) ....... EM-19

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ALPHABETICAL INDEX
Removal and installation (A/T) ...........
AT-266, AT-269
Removal and installation (Transfer) .................... TF-44
Revolution sensor (A/T) ...................... AT-118, AT-259
Rocker cover(VK45DE) ................................... EM-200
Rocker cover(VQ35DE) ..................................... EM-51
RP/SEN - Wiring diagram ................ EC-663, EC-1342
S
SAE J1979 - Service $01 - 09 ........... EC-130
, EC-714
Seal - See Exterior .............................................. EI-27
Seat belt inspection ............................................. SB-7
Seat belt, front ..................................................... SB-4
Seat, rear ......................................................... SE-105
Self-diagnosis (Transfer) .................................... TF-22
Self-diagnostic results ....................................... EC-71
SEN/PW - Wiring diagram ............... EC-485, EC-1150
SHIFT - Wiring diagram ................................... AT-233
Shift lock system .............................................. AT-232
Shift schedule .................................................. AT-359
Shock absorber (rear) ....................................... RSU-9
Side air bag (satellite) sensor .......................... SRS-47
Side curtain air bag .......................................... SRS-44
Side trim .............................................................. EI-37
SMJ (super multiple junction) ............................ PG-77
SNOW MODE SW ........................... EC-667, EC-1346
SNOWSW - Wiring diagram ............ EC-668, EC-1347
Spark plug replacement ..................................... MA-27
Spark plug replacement(VQ35DE) .................... MA-20
Spark plug(VK45DE) ....................................... EM-192
Spark plug(VQ35DE) ......................................... EM-43
Specification value ............................. EC-138, EC-801
Speedometer ........................................................ DI-5
Spiral cable ...................................................... SRS-40
SROOF - Wiring diagram ..................... BL-166, RF-13
SRS - See Supplemental Restraint System ...... SRS-5
SRS - Wiring diagram ...................................... SRS-12
SRS Trouble diagnoses ..................................... SRS-8
Stabilizer bar (rear) ......................................... RSU-16
Stall test (A/T) .................................................... AT-53
Standardized relay ............................................. PG-79
START - Wiring diagram ..................................... SC-9
Starter .................................................................. SC-8
Starting system .................................................... SC-8
Steering gear and linkage inspection ................ MA-36
Steering linkage ................................................. PS-17
Steering wheel and column ................... PS-10, PS-12
Steering wheel turning force .............................. PS-10
Stop lamp switch ............................. EC-551, EC-1229
STSIG - Wiring diagram .................................. AT-108
Sun roof, electric ................................................ RF-10
Sunload sensor ............................. ATC-109, ATC-118
Sunroof .................................................. RF-10, RF-23
Supplemental Restraint System ........................ SRS-5
Supplemental restraint system - Wiring diagram ..........
SRS-12
Suspension ........................................................ MA-37
Symbols and abbreviations ..................... GI-11, GI-24
Symptom matrix chart ........................................ EC-97
System readiness test (SRT) code ...... EC-60, EC-720
T
Tachometer ........................................................... DI-5
TCM circuit diagram ........................................... AT-52
TCM inspection table ......................................... AT-89
Thermostat(VK45DE) ....................................... CO-53
Thermostat(VQ35DE) ....................................... CO-27
Three way catalyst function (Bank 1) EC-377, EC-1044
Three way catalyst function (Bank 2) EC-377, EC-1044
Three way catalyst precautions ............................ GI-5
Three way catalyst(VK45DE) .......................... EM-183
Three way catalyst(VQ35DE) ........................... EM-26
Throttle control motor ....................... EC-568, EC-1247
Throttle control motor relay .............. EC-556, EC-1234
Throttle position sensor (TPS) .......... EC-215, EC-339,
EC-510
, EC-512, EC-589, EC-885, EC-1008, EC-1183,
EC-1185
, EC-1268
Throttle valve closed position learning . EC-84, EC-744
Tie-rod ............................................................... PS-17
Timing chain(VK45DE) ................................... EM-203
Timing chain(VQ35DE) ..................................... EM-64
Tire rotation ............................................. WT-9, MA-35
Top tether strap child restraint ........................... SB-11
Torque converter installation AT-267, AT-268, AT-272
Torque convertor clutch solenoid valve AT-125, AT-127
TPS1 - Wiring diagram .................... EC-341, EC-1010
TPS2 - Wiring diagram ...................... EC-217, EC-887
TPS3 - Wiring diagram .................... EC-591, EC-1270
Traction control system circuit (engine) .......... EC-495,
EC-496
Transfer control unit inspection table ................. TF-20
Transverse link (front) ...................................... FSU-14
TRNSCV - Wiring diagram ............................... BL-227
Trouble diagnoses .............................................. GI-12
Two trip detection logic ........................ EC-54, EC-714
Tyre pressure monitoring system - trouble diagnoses ..
WT-13
Tyre pressure monitoring system - wiring diagram .......
WT-14
U
Unified meter and A/C amp. ............................... DI-28
V
Vacuum hose (brake system) ............................ BR-17
Vacuum hose drawing (Engine control) ........... EC-107
Valve clearance(VK45DE) .............................. EM-222
Valve clearance(VQ35DE) ................................ EM-93
Valve guide ..................................................... EM-108
Valve guide(VK45DE) ..................................... EM-239
Valve lifter ......................................................... EM-87
Valve seat(VK45DE) ....................................... EM-241
Valve seat(VQ35DE) ...................................... EM-110
Valve spring(VK45DE) .................................... EM-242
Valve spring(VQ35DE) ................................... EM-111

LAN-34
[CAN]
CAN COMMUNICATION
Revision: 2006 December 2006 FX35/FX45
ASCD operation signal T R
ASCD SET lamp signal T R
Battery voltage signal T R
Closed throttle position signal T R
Cooling fan speed request sig-
nal T
R
Engine coolant temperature
signal TR
Engine speed signal T R R R R
Engine status signal T R
Fuel consumption monitor sig-
nal TR
RT
Malfunctioning indicator lamp
signal TR
Wide open throttle position sig-
nal TR
A/T CHECK indicator lamp sig-
nal TR
A/T self-diagnosis signal R T
Current gear position signal T R
Manual mode indicator signal T R
Output shaft revolution signal R T
P range signal T R R
Shift position indicator signal T R
Turbine revolution signal R T
A/C switch/indicator signal TR
RT
System setting signal TR R
RT T
Alarm request signal T R
Back door open request signal T R
Door lock/unlock request signal T R
Ignition knob switch signal T R
Key warning signal T R
Power window open request
signal TR
Sleep wake up signal TR R
TR
Buzzer output signal TR
TR
A/C switch signal R T Signals ECM TCM
Dis-
play
control unit Intelli-
gent
Key unit BCM Steer-
ing
angle
sensor Unified
meter
and A/
C amp. ABS
actua-
tor and
electric
unit
(con- trol
unit) Driver
seat
control unit IPDM
E/R

CAN COMMUNICATION LAN-37
[CAN]
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LAN
Revision: 2006 December 2006 FX35/FX45
ASCD operation signal T R
Battery voltage signal T R
Closed throttle position
signal TR R
Cooling fan speed
request signal T
R
Engine coolant tempera-
ture signal TR
Engine speed signal T R R R R R
Engine status signal T R
Fuel consumption moni-
tor signal TR
RT
ICC steering switch sig-
nal TR
Malfunctioning indicator
lamp signal TR
Wide open throttle posi-
tion signal TR
Snow mode switch signal RT
TR
A/T CHECK indicator
lamp signal TR
A/T self-diagnosis signal R T
Current gear position sig-
nal TR R
Manual mode indicator
signal TR R
Output shaft revolution
signal RT R R
P range signal T R R R
Shift position indicator
signal TR R
Turbine revolution signal R T R
A/C switch/indicator sig-
nal TR
RT
System setting signal TR R
RT T
ICC OD cancel request
signal RT
ICC operation signal R T
ICC system display sig-
nal TR
Signals ECM TCM
Dis-
play
con-
trol
unit ICC
unit Intelli-
gent Key unit BCM Ste er-
ing
angle
sen- sor LDW
cam- era
unit Uni-
fied
meter and
A/C
amp. ICC
sen-
sor ABS
actu- ator and
elec- tric
unit
(con- trol
unit) Driver
seat
con-
trol
unit IPDM
E/R

CAN COMMUNICATION LAN-41
[CAN]
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LAN
Revision: 2006 December 2006 FX35/FX45
Input/Output Signal Chart
T: Transmit R: Receive
Signals ECM TCM Dis-
play
control unit AW D
control unit Intelli-
gent
Key unit BCM Stee r-
ing
angle
sensor Unified
meter
and A/
C amp. ABS
actua-
tor and elec-
tric unit (con-trol
unit) Driver
seat
control unit IPDM
E/R
A/C compressor feedback
signal TR
A/C compressor request
signal T
R
Accelerator pedal position
signal TR R R
ASCD CRUISE lamp sig-
nal TR
ASCD OD cancel request
signal TR
ASCD operation signal T R
ASCD SET lamp signal T R
Battery voltage signal T R
Closed throttle position
signal TR
Cooling fan speed request
signal T
R
Engine coolant tempera-
ture signal TR
Engine speed signal T R R R R R
Engine status signal T R
Fuel consumption monitor
signal TR
RT
Malfunction indicator lamp
signal TR
Wide open throttle posi-
tion signal TR
Snow mode switch signal R T
A/T CHECK indicator
lamp signal TR
A/T self-diagnosis signal R T
Current gear position sig-
nal TR
Manual mode indicator
signal TR
Output shaft revolution
signal RT
P range signal T R R
Shift position indicator sig-
nal TR
Turbine revolution signal R T
A/C switch/indicator signal TR
RT

LAN-44
[CAN]
CAN COMMUNICATION
Revision: 2006 December 2006 FX35/FX45
TYPE 6
System Diagram

Ty p e 6
Input/Output Signal Chart
T: Transmit R: Receive
PKIB4174E
Signals ECM TCM Dis-
play
con- trol
unit AW D
con-
trol
unit ICC
unit Intel-
ligent
Key unit BCM Steer-
ing
angle sen-
sor LDW
cam-
era
unit Uni-
fied
meter
and
A/C
amp. ICC
sen- sor ABS
actu-
ator and
elec-
tric
unit
(con-
trol
unit) Driver
seat
con- trol
unit IPDM
E/R
A/C compressor
feedback signal TR
A/C compressor
request signal T
R
Accelerator pedal
position signal TR R R R
ASCD OD cancel
request signal TR
ASCD operation sig-
nal TR
Battery voltage sig-
nal TR
Closed throttle posi-
tion signal TR R
Cooling fan speed
request signal T
R
Engine coolant tem-
perature signal TR
Engine speed signal T R R R R R R
Engine status signal T R
Fuel consumption
monitor signal TR
RT

CAN COMMUNICATION LAN-45
[CAN]
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Revision: 2006 December 2006 FX35/FX45
ICC steering switch
signal TR
Malfunction indicator
lamp signal TR
Wide open throttle
position signal TR
Snow mode switch
signal RT
TR
A/T CHECK indica-
tor lamp signal TR
A/T self-diagnosis
signal RT
Current gear posi-
tion signal TR R
Manual mode indica-
tor signal TR R
Output shaft revolu-
tion signal RT R R
P range signal T R R R
Shift position indica-
tor signal TR R
Turbine revolution
signal RT R
A/C switch/indicator
signal TR
RT
System setting signal TR R
RT T
AWD warning lamp
signal TR
ICC OD cancel
request signal RT
ICC operation signal R T
ICC system display
signal TR
ICC warning lamp
signal TR
Buzzer output signal TR
TR
TR
Alarm request signal T R
Back door open
request signal TR
Signals ECM TCM
Dis-
play
con-
trol
unit AWD
con- trol
unit ICC
unit Intel-
ligent Key unit BCM Steer-
ing
angle
sen- sor LDW
cam- era
unit Uni-
fied
meter and
A/C
amp. ICC
sen-
sor ABS
actu- ator and
elec- tric
unit
(con- trol
unit) Driver
seat
con-
trol
unit IPDM
E/R

HARNESS PG-65
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PG
Revision: 2006 December 2006 FX35/FX45
Wiring Diagram Codes (Cell Codes) NKS003GO
Use the chart below to find out what each wiring diagram code stands for.
Refer to the wiring diagram code in the alphabetical index to find the location (page number) of each wiring
diagram.
Code Section Wiring Diagram Name
A/C ATC Air Conditioner
AF1B1 EC Air Fuel Ratio Sensor 1 Bank 1
AF1B2 EC Air Fuel Ratio Sensor 1 Bank 2
AF1HB1 EC Air Fuel Ratio Sensor 1 Heater Bank 1
AF1HB2 EC Air Fuel Ratio Sensor 1 Heater Bank 2
APPS1 EC Accelerator Pedal Position Sensor
APPS2 EC Accelerator Pedal Position Sensor
APPS3 EC Accelerator Pedal Position Sensor
ASC/BS EC Automatic Speed Control Device (ASCD) Brake Switch
ASC/SW EC Automatic Speed Control Device (ASCD) Steering Switch
ASCBOF EC Automatic Speed Control Device (ASCD) Brake Switch
ASCIND EC Automatic Speed Control Device (ASCD) Indicator
AT/IND DI A/T Indicator Lamp
AUDIO AV Audio
AUT/DP SE Automatic Drive Positioner
AUTO/L LT Automatic Light System
AWD TF AWD Control System
B/CLOS BL Back Door Closure System
BACK/L LT Back-Up Lamp
BRK/SW EC Brake Switch
CAN AT CAN Communication Line
CAN EC CAN Communication Line
CAN LAN CAN System
CHARGE SC Charging System
CHIME DI Warning Chime
CLOCK DI Clock
COMBSW LT Combination Switch
COMM AV Audio Visual Communication Line
COMPAS DI Compass
COOL/F EC Cooling Fan Control
D/LOCK BL Power Door Lock
DEF GW Rear Window Defogger
DTRL LT Headlamp - With Daytime Light System
ECM/PW EC ECM Power Supply for Back-Up
ECTS EC Engine Coolant Temperature Sensor
ETC1 EC Electric Throttle Control Function
ETC2 EC Electric Throttle Control Motor Relay
ETC3 EC Electric Throttle Control Motor
F/FOG LT Front Fog Lamp
F/PUMP EC Fuel Pump
FTS AT A/T Fluid Temperature Sensor Circuit