Vacuum line diagram INFINITI FX35 2006 Service Manual

EC-8Revision: 2006 December 2006 FX35/FX45
PREPARATION ......................................................
.688
Special Service Tools .......................................... .688
Commercial Service Tools ................................... .689
ENGINE CONTROL SYSTEM ............................... .690
System Diagram .................................................. .690
Multiport Fuel Injection (MFI) System .................. .691
Electronic Ignition (EI) System ............................ .693
Fuel Cut Control (at No Load and High Engine
Speed) ................................................................. .694
AIR CONDITIONING CUT CONTROL ................... .695
Input/Output Signal Chart .................................... .695
System Description .............................................. .695
AUTOMATIC SPEED CONTROL DEVICE (ASCD) .696
System Description .............................................. .696
Component Description ....................................... .697
CAN COMMUNICATION ........................................ .698
System Description .............................................. .698
EVAPORATIVE EMISSION SYSTEM .................... .699
Description ........................................................... .699
Component Inspection ......................................... .702
Removal and Installation ..................................... .703
How to Detect Fuel Vapor Leakage ..................... .703
ON BOARD REFUELING VAPOR RECOVERY
(ORVR) ................................................................... .706
System Description .............................................. .706
Diagnostic Procedure .......................................... .707
Component Inspection ......................................... .709
POSITIVE CRANKCASE VENTILATION .............. .711
Description ........................................................... .711
Component Inspection ......................................... .711
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-
NATS) ..................................................................... .713
Description ........................................................... .713
ON BOARD DIAGNOSTIC (OBD) SYSTEM ......... .714
Introduction .......................................................... .714
Two Trip Detection Logic ..................................... .714
Emission-related Diagnostic Information ............. .715
Malfunction Indicator Lamp (MIL) ........................ .729
OBD System Operation Chart ............................. .731
BASIC SERVICE PROCEDURE ............................ .737
Basic Inspection .................................................. .737
Idle Speed and Ignition Timing Check ................. .742
VIN Registration .................................................. .743
Accelerator Pedal Released Position Learning ... .743
Throttle Valve Closed Position Learning .............. .744
Idle Air Volume Learning ..................................... .744
Fuel Pressure Check ........................................... .746
TROUBLE DIAGNOSIS ......................................... .748
Trouble Diagnosis Introduction ............................ .748
DTC Inspection Priority Chart .............................. .754
Fail-Safe Chart .................................................... .756
Symptom Matrix Chart ......................................... .757
Engine Control Component Parts Location ......... .761
Vacuum Hose Drawing ........................................ .768
Circuit Diagram .................................................... .769
ECM Harness Connector Terminal Layout .......... .771
ECM Terminals and Reference Value .................. .771
CONSULT-II Function (ENGINE) ......................... .780
Generic Scan Tool (GST) Function ...................... .792 CONSULT-II Reference Value in Data Monitor ....
.795
Major Sensor Reference Graph in Data Monitor
Mode .................................................................... .799
TROUBLE DIAGNOSIS - SPECIFICATION VALUE .801
Description ........................................................... .801
Testing Condition ................................................. .801
Inspection Procedure ........................................... .801
Diagnostic Procedure ........................................... .802
TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-
DENT ...................................................................... .811
Description ........................................................... .811
Diagnostic Procedure ........................................... .811
POWER SUPPLY AND GROUND CIRCUIT .......... .812
Wiring Diagram .................................................... .812
Diagnostic Procedure ........................................... .813
Ground Inspection ................................................ .818
DTC U1000, U1001 CAN COMMUNICATION LINE .819
Description ........................................................... .819
On Board Diagnosis Logic ................................... .819
DTC Confirmation Procedure ............................... .819
Wiring Diagram .................................................... .820
Diagnostic Procedure ........................................... .821
DTC U1010 CAN COMMUNICATION .................... .822
Description ........................................................... .822
On Board Diagnosis Logic ................................... .822
DTC Confirmation Procedure ............................... .822
Diagnostic Procedure ........................................... .823
DTC P0011, P0021 IVT CONTROL ........................ .824
Description ........................................................... .824
CONSULT-II Reference Value in Data Monitor Mode .825
On Board Diagnosis Logic ................................... .825
DTC Confirmation Procedure ............................... .826
Wiring Diagram .................................................... .827
Diagnostic Procedure ........................................... .830
Component Inspection ......................................... .834
Removal and Installation ...................................... .835
DTC P0031, P0032, P0051, P0052 A/F SENSOR 1
HEATER .................................................................. .836
Description ........................................................... .836
CONSULT-II Reference Value in Data Monitor Mode .836
On Board Diagnosis Logic ................................... .836
DTC Confirmation Procedure ............................... .836
Wiring Diagram .................................................... .837
Diagnostic Procedure ........................................... .840
Component Inspection ......................................... .842
Removal and Installation ...................................... .842
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER .843
Description ........................................................... .843
CONSULT-II Reference Value in Data Monitor Mode .843
On Board Diagnosis Logic ................................... .843
DTC Confirmation Procedure ............................... .844
Wiring Diagram .................................................... .845
Diagnostic Procedure ........................................... .848
Component Inspection ......................................... .850
Removal and Installation ...................................... .850
DTC P0075, P0081 IVT CONTROL SOLENOID

IDX-4
ALPHABETICAL INDEX
Electrical load signal circuit .............. EC-626, EC-1305
Electrical unit ..................................................... PG-75
Electrical units location ...................................... PG-68
Electronic ignition (EI) system ............. EC-33, EC-693
Engine control circuit diagram ......................... EC-108
Engine control component parts location ......... EC-101
Engine control module (ECM) .......... EC-481, EC-1146
Engine control system diagram ........... EC-30, EC-690
Engine coolant temperature sensor (ECTS) ... EC-210,
EC-222
, EC-879, EC-892
Engine coolant(VK45DE) .................................. CO-38
Engine coolant(VQ35DE) ................................. CO-11
Engine fail-safe system ...................................... EC-96
Engine oil filter replacement ............................. MA-26
Engine oil filter replacement(VQ35DE) ............. MA-19
Engine oil precautions .......................................... GI-8
Engine oil replacement(VQ35DE) ..................... MA-18
Engine oil(VK45DE) ........................................... LU-25
Engine oil(VQ35DE) ............................................ LU-7
Engine removal(VK45DE) ............................... EM-243
Engine removal(VQ35DE) .............................. EM-113
Engine room cover(VK45DE) ......................... EM-173
ETC1 - Wiring diagram .................... EC-563, EC-1241
ETC2 - Wiring diagram .................... EC-558, EC-1236
ETC3 - Wiring diagram .................... EC-569, EC-1248
EVAP canister ...................................... EC-42, EC-702
EVAP canister purge volume control solenoid valve ....
EC-397
, EC-405, EC-1063, EC-1071
EVAP canister vent control valve ...... EC-412, EC-419,
EC-1078
, EC-1085
EVAP control system (small leak) diagnosis .. EC-388,
EC-450
, EC-1054, EC-1116
EVAP control system pressure sensor ........... EC-425,
EC-428
, EC-434, EC-1091, EC-1094, EC-1100
EVAP control system purge flow monitoring diagnosis
EC-383
, EC-1049
EVAP vapor lines inspection ................. MA-21, MA-28
Evaporative emission (EVAP) system . EC-39, EC-699
Evaporator ..................................................... ATC-154
Exhaust manifold(VK45DE) ............................ EM-183
Exhaust manifold(VQ35DE) .............................. EM-26
Exhaust system ................................................... EX-3
Exhaust system inspection ..................... EX-3, MA-29
Expansion valve ............................................. ATC-155
F
F/PUMP - Wiring diagram ................ EC-636
, EC-1315
Final drive pre-inspection .................. FFD-20, RFD-19
Final drive removal and installation .. FFD-13, FFD-15,
RFD-16
Floor trim ............................................................. EI-40
Flow charts ......................................................... GI-28
Fluid temperature sensor (A/T) ........................ AT-134
Fluorescent leak detector .............................. ATC-156
Freeze frame data ............................... EC-59, EC-720
Front axle ................................ FAX-4, FAX-10, RAX-5
Front brake solenoid valve ................. AT-150, AT-152
Front bumper ...................................................... EI-14
Front door ............................. BL-148, BL-152, GW-58
Front passenger air bag .................................. SRS-42
Front seat belt ...................................................... SB-4
Front seat belt pre-tensioner ..... SB-2, SRS-3, SRS-48
Front suspension .............................................. FSU-6
FTS - Wiring diagram ....................................... AT-135
FTTS - Wiring diagram ...... EC-330, EC-335, EC-999,
EC-1004
Fuel cut control (at no load high engine speed) EC-34,
EC-694
Fuel filter replacement ......................................... FL-4
Fuel gauge ............................................................ DI-5
Fuel injection system (Bank 1) ......... EC-305, EC-317,
EC-975
, EC-986
Fuel injection system (Bank 2) ......... EC-305, EC-317,
EC-975
, EC-986
Fuel injector ..................................................... EC-628
Fuel injector and fuel tube(VK45DE) .............. EM-194
Fuel injector and fuel tube(VQ35DE) ................ EM-45
Fuel level sensor EC-460, EC-462, EC-464, EC-1125,
EC-1127
, EC-1129
Fuel line inspection .................................. FL-3, MA-25
Fuel line inspection(VQ35DE) .......................... MA-17
Fuel precautions .......................................... GI-6, GI-7
Fuel pressure check ........................... EC-86, EC-746
Fuel pressure release ......................... EC-86, EC-746
Fuel pump ....................................... EC-635, EC-1314
Fuel pump and gauge .......................................... FL-4
Fuel system ......................................................... FL-3
Fuel tank ............................................................ FL-10
Fuel tank temperature sensor .......... EC-328, EC-334,
EC-997
, EC-1003
Fuel tank vacuum relief valve ............. EC-42, EC-702
FUELB1 - Wiring diagram .. EC-307, EC-319, EC-977,
EC-988
FUELB2 - Wiring diagram .. EC-309, EC-321, EC-979,
EC-990
Fuse .................................................................. PG-16
Fuse and fusible link box .................................. PG-82
Fusible link ........................................................ PG-16
G
Gauges ................................................................. DI-5
Generic scan tool (GST) .................................. EC-130
Glass ...................................... GW-11, GW-58, GW-62
Grille - See Exterior ............................................ EI-22
Ground distribution ........................................... PG-29
H
Harness connector ............................................ PG-72
Harness layout .................................................. PG-44
Headlining - See Roof trim .................................. EI-42
Heated oxygen sensor 2 (bank 1) .... EC-270, EC-281,
EC-294
, EC-940, EC-951, EC-964
Heated oxygen sensor 2 (bank 2) .... EC-270, EC-281,
EC-294
, EC-940, EC-951, EC-964
Heated oxygen sensor 2 heater (bank 1) ....... EC-173,