belt INFINITI FX35 2008 Workshop Manual
[x] Cancel search | Manufacturer: INFINITI, Model Year: 2008, Model line: FX35, Model: INFINITI FX35 2008Pages: 3924, PDF Size: 81.37 MB
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WARNING CHIMEDI-53
< SERVICE INFORMATION >
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When ignition key warning chime, light warning chime, and seat belt warning chime should be performed at
the same time, the priorities for each chime are the following.
1. Seat belt warning chime
2. Light warning chime
3. Ignition key warning chime
Component Parts and Har ness Connector LocationINFOID:0000000001328474
SKIB8485E
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WARNING CHIMEDI-59
< SERVICE INFORMATION >
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Terminal and Reference Value for Unified Meter and A/C Amp.INFOID:0000000001328478
Terminal and Reference Value for Combination MeterINFOID:0000000001328479
Te r m i n a l
No. Wire
color Item Measuring condition
Reference value
Ignition
switch Operation or condition
1 L CAN-H OFF — —
9PU TX communication line (To
combination meter) ON —
11 P C A N - L O F F — —
19 L/B RX communication line
(From combination meter) ON —
21 R/W Battery power supply OFF — Battery voltage
22 W Ignition power supply ON — Battery voltage
29 BGround (Power)
ON — Approx. 0 V
30 Ground
SKIA3362E
SKIA3361E
Te r m i n a l
No. Wire
color Item Measuring condition
Reference value
Ignition
switch Operation or condition
5 B Ground ON — Approx. 0 V
6
7 G/Y Ignition power supply ON — Battery voltage
8 R/W Battery power supply OFF — Battery voltage
9LG Seat belt buckle switch (Driv-
er side) ONUnfastened (ON) Approx. 0 V
Fastened (OFF) Approx. 12 V
13 L/B TX communication line (To
unified meter and A/C amp.)
ON —
SKIA3361E
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DI-60
< SERVICE INFORMATION >
WARNING CHIME
CONSULT-III Function (METER/M&A)
INFOID:0000000001328480
Refer to DI-27, "CONSULT-III Function (METER/M&A)" in “UNIFIED METER AND A/C AMP”.
CONSULT-III Function (BCM)INFOID:0000000001328481
CONSULT-III can display each diagnostic item using the diagnostic test modes shown following.
DIAGNOSIS ITEMS DESCRIPTION
DATA MONITOR
Display Item List
ACTIVE TEST
Display Item List
SELF DIAGNOSTIC RESULT
Display Item List
NOTE:
14 PU RX communication line
(From unified meter and A/C
amp.) ON —
15 B Ground ON — Approx. 0 V
Te r m i n a l
No. Wire
color Item Measuring condition
Reference value
Ignition
switch Operation or condition
SKIA3362E
System Test item Diagnosis mode Description
BCM BUZZER Data Monitor Displays BCM input data in real time.
Active Test
Operation of electrical loads can be checked by sending driving signal
to them.
BCM Self Diagnostic Result BCM checks the conditions and displays memorized error.
Monitored item Description
IGN ON SW [On/Off] Indicates [On/Off] condition of ignition switch.
KEY ON SW [On/Off] Indicates [On/ Off] condition of key switch.
DOOR SW-DR [On/Off] Indicates [On/Off] condition of front door switch (driver side).
LIGHT SW 1ST [On/Off] Indicates [On/Off] condition of lighting switch.
BUCKLE SW [On/Off] Indicates [On/Off] condition of seat belt switch (driver side).
Test item Malfunction is detected when···
LIGHT WARN ALM This test is able to check light warning chime operation.
IGN KEY WARN ALM This test is able to ch eck ignition key warning chime operation.
SEAT BELT WARN TEST This test is able to check seat belt warning chime operation.
Monitored Item CONSULT-llI display Description
CAN communication CAN communication [U1000] Malfunction is detected in CAN communication.
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![INFINITI FX35 2008 Workshop Manual
WARNING CHIMEDI-61
< SERVICE INFORMATION >
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If “CAN communication [U1000]” is indicated, after prin ting the monitor item, go to “LAN system”. Refer to
LAN-43,](/img/42/57017/w960_57017-1186.png "INFINITI FX35 2008 Workshop Manual
WARNING CHIMEDI-61
< SERVICE INFORMATION >
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If “CAN communication [U1000]” is indicated, after prin ting the monitor item, go to “LAN system”. Refer to
LAN-43,")
WARNING CHIMEDI-61
< SERVICE INFORMATION >
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If “CAN communication [U1000]” is indicated, after prin ting the monitor item, go to “LAN system”. Refer to
LAN-43, "
CAN System Specification Chart".
Trouble DiagnosisINFOID:0000000001328482
HOW TO PERFORM TROUBLE DIAGNOSIS
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer to DI-51, "
System Description".
3. Perform the preliminary inspection. Refer to "PRELIMINARY INSPECTION".
4. Referring to trouble diagnosis chart, make sure the cause of the malfunction and repair or replace applica-
ble parts. Refer to DI-61, "
Symptom Chart".
5. Does the warning chime operate normally? If so, GO TO 6. If not, GO TO 3.
6. INSPECTION END
PRELIMINARY INSPECTION
1.CHECK BCM (CONSULT-III)
Perform self-diagnosis of BCM. Refer to DI-60, "
CONSULT-III Function (BCM)".
Self
-diagnosis results
No malfunction detected >> GO TO 2.
Malfunction detected >> Check applicable parts, and repair or replace corresponding parts.
2.CHECK UNIFIED METER AND A/C AMP. (CONSULT-III)
Perform self-diagnosis of unified meter and A/C amp. Refer to DI-27, "
CONSULT-III Function (METER/M&A)".
Self
-diagnosis results
No malfunction detected >> INSPECTION END
Malfunction detected >> Check applicable parts, and repair or replace corresponding parts.
Symptom ChartINFOID:0000000001328483
Power Supply and Ground Circuit InspectionINFOID:0000000001328484
1.CHECK FUSE AND FUSIBLE LINK
Check for blown BCM fuses and fusible link.
Symptom Diagnoses/Service procedure
All warning chimes do not activate. Perform the following inspections.
1.
DI-62, "
Combination Meter Buzzer Circuit Inspection".
2. DI-61, "
Power Supply and Ground Circuit Inspection".
Replace BCM, found normal function in the above inspections.
Ignition key
warning chime
does not acti-
vate. Without Intelligent Key.
Perform the following inspections.
1.
DI-63, "
Front Door Switch (Drive r Side) Signal Inspection".
2. DI-64, "
Key Switch Signal Inspection (Without Intelligent Key)".
Replace BCM, found normal function in the above inspections.
With Intelligent Key, when mechan-
ical key is used. Perform the following inspections.
1.
DI-63, "
Front Door Switch (Drive r Side) Signal Inspection".
2. DI-65, "
Key Switch and Ignition Knob Switch Signal Inspection (With In-
telligent Key, When Mechanical Key Is Used)".
Replace BCM, found normal function in the above inspections.
With Intelligent Key, when Intelli-
gent Key is carried with the driver. Refer to
BL-106, "
Trouble Diagnosis Symptom Chart".
Light warning chime does not activate. Perform the following inspections.
1.
DI-63, "
Front Door Switch (Drive r Side) Signal Inspection".
2. LT- 1 0 4 , "
Combination Switch Inspection".
Replace BCM, found normal function in the above inspections.
Seat belt warning chime does not activate. Perform
DI-66, "
Seat Belt Buckle Switch (D river Side) Signal Inspection".
Replace BCM, found normal function in the above inspection.
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DI-62
< SERVICE INFORMATION >
WARNING CHIME
OK or NG
OK >> GO TO 2.
NG >> Be sure to eliminate cause of malfunction before installing new fuse or fusible link. Refer to PG-3
.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between BCM harness connector terminals and
ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness between BCM and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM harness connector M35 terminal 52 and ground.
OK or NG
OK >> INSPECTION END
NG >> Repair harness or connector.
Combination Meter Buzzer Circuit InspectionINFOID:0000000001328485
1.CHECK OPERATION OF COMBINATION METER BUZZER
1. Select “BUZZER” of “BCM” on CONSULT-III.
2. Perform “LIGHT WARN ALM”, “IGN KEY WARN AL M” or “SEAT BELT WARN TEST” of “Active Test”.
Does chime sound?
YES >> GO TO 4.
NO >> GO TO 2.
2.CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL
1. Select “METER/M&A” on CONSULT-III.
2. Operate switches to meet the requirements to s ound warning chime with “BUZZER” of “Data Monitor” and
check operation status.
Power source Fuse and fusible link No.
Battery power supply M
22
Ignition power supply 1
Terminals Ignition switch position
(+) (–) OFF ON
Connector Terminal
M34 38 Ground0 V Battery voltage
M35 42
Battery voltage Battery voltage
55
PKIB3988E
52 – Ground : Continui ty should exist.
PKIB5011E
“BUZZER”
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DI-66
< SERVICE INFORMATION >
WARNING CHIME
OK or NG
OK >> GO TO 3.
NG >> Replace key switch and ignition knob switch.
3.CHECK KEY SWITCH AND IGNITION KNOB SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector M3 terminal 37 and key switch and ignition knob switch harness connector
M22 terminal 4.
3. Check continuity between BCM harness connector M3 terminal 37 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4.CHECK KEY SWITCH PO WER SUPPLY CIRCUIT
Check voltage between key switch and ignition knob switch harness
connector M22 terminal 3 and ground.
OK or NG
OK >> Replace BCM. Refer to BCS-13, "Removal and Installa-
tion of BCM".
NG >> Check harness between key switch and ignition knob switch and fuse.
Lighting Switch Signal InspectionINFOID:0000000001328489
1.CHECK BCM INPUT SIGNAL
1. Select “BCM” on CONSULT-III.
2. With “Data Monitor” of “BUZZER”, confirm “LIG HT SW 1ST” when the lighting switch is operated.
OK or NG
OK >> INSPECTION END
NG >> Check the lighting switch. Refer to LT-104, "
Combination Switch Inspection".
Seat Belt Buckle Switch (Driver Side) Signal InspectionINFOID:0000000001328490
1.CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL
1. Select “METER/M&A” on CONSULT-III.
2. With “Data Monitor” of “MET ER/M&A”, confirm “SEAT BELT W/L” when the seat belt is operated.
37 – 4 : Continuity should exist.
37 – Ground : Continuity should not exist.
PKIB3578E
3 – Ground : Battery voltage
SKIA5063E
“LIGHT SW 1ST”
Lighting switch ON (1st position) : On
Lighting switch OFF : Off
“SEAT BELT W/L”
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WARNING CHIMEDI-67
< SERVICE INFORMATION >
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OK or NG
OK >> INSPECTION END
NG >> GO TO 2.
2.CHECK COMBINATION METER INPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between combination meter harness connector M20 terminal 9 and ground.
OK or NG
OK >> Replace combination meter.
NG >> GO TO 3.
3.CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE) CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect combination meter connector and seat belt buckle switch (driver side) connector.
3. Check continuity between combination meter harness connector M20 terminal 9 and seat belt buckle switch (driver side) harness
connector B160 terminal 60.
4. Check harness continuity between combination meter harness connector M20 terminal 9 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
4.CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
Check seat belt buckle switch (driver side). Refer to DI-67, "
Component Inspection".
OK or NG
OK >> Check seat belt buckle switch (driver side) ground circuit.
NG >> Replace seat belt buckle switch (driver side).
Component InspectionINFOID:0000000001328491
FRONT DOOR SWITCH (DRIVER SIDE)
When seat belt (driver side)
is fastened : Off
When seat belt (driver side)
is unfastened : On
9 – Ground
When seat belt (driver side)
is fastened : Approx. 12 V
When seat belt (driver side)
is unfastened : Approx. 0 V
SKIA5052E
9 – 60 : Continuity should exist.
9 – Ground : Continuity should not exist.
PKIB3579E
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DI-68
< SERVICE INFORMATION >
WARNING CHIME
Check continuity between terminal 1 and door switch case ground.
KEY SWITCH
Check continuity between terminals 1 and 2.
KEY SWITCH AND IGNITION KNOB SWITCH
Check continuity between terminals 3 and 4.
SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
Check continuity between terminals 60 and 61A.1 – Front door switch
(Driver side) case ground
When front door switch
(driver side) is released : Continuity should exist.
When front door switch
(driver side) is pushed : Continuity should not exist.
PKIA3718E
1 – 2
When key is inserted to igni-
tion key cylinder : Continuity
should exist.
When key is removed from
ignition key cylinder : Continuity should not
exist.
SKIA5049E
3 – 4
When key is inserted to igni-
tion key cylinder: Continuity
should exist.
When key is removed from
ignition key cylinder : Continuity should not
exist.
SKIA5060E
60 – 61A
When seat belt (driver side)
is fastened: Continuity should not
exist.
When seat belt (driver side)
is unfastened : Continuity
should exist.
SKIA5053E
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EC-1
ENGINE
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SECTION EC
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CONTENTS
ENGINE CONTROL SYSTEM
VQ35DE
SERVICE INFORMATION .. .........................
17
INDEX FOR DTC ............................................ ....17
DTC No. Index .................................................... ....17
Alphabetical Index ...................................................20
PRECAUTIONS ..................................................25
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ....
25
Precaution for Procedure without Cowl Top Cover ....25
On Board Diagnosis (OBD) System of Engine and
A/T ...........................................................................
25
Precaution ...............................................................26
PREPARATION ..................................................29
Special Service Tool ........................................... ....29
Commercial Service Tool ........................................30
ENGINE CONTROL SYSTEM ............................31
Schematic ........................................................... ....31
Multiport Fuel Injection (MFI) System .....................31
Electronic Ignition (EI) System ................................34
Fuel Cut Control (at No Load and High Engine
Speed) .....................................................................
34
AIR CONDITIONING CUT CONTROL ...............36
Input/Output Signal Chart .................................... ....36
System Description .................................................36
AUTOMATIC SPEED CONTROL DEVICE
(ASCD) ...............................................................
37
System Description ............................................. ....37
Component Description ...........................................38
CAN COMMUNICATION ....................................39
System Description ............................................. ....39
EVAPORATIVE EMISSION SYSTEM ................40
Description .......................................................... ....40
Component Inspection ......................................... ....42
Removal and Installation .........................................44
How to Detect Fuel Vapor Leakage .........................44
ON BOARD REFUELING VAPOR RECOV-
ERY (ORVR) ......................................................
46
System Description ..................................................46
Diagnosis Procedure ...............................................46
Component Inspection .............................................48
POSITIVE CRANKCASE VENTILATION .........51
Description ...............................................................51
Component Inspection .............................................51
IVIS (INFINITI VEHICLE IMMOBILIZER SYS-
TEM-NATS) .......................................................
53
Description ...............................................................53
ON BOARD DIAGNOSTIC (OBD) SYSTEM ....54
Introduction ..............................................................54
Two Trip Detection Logic .........................................54
Emission-Related Diagnostic Information ................55
Malfunction Indicator Lamp (MIL) ............................71
OBD System Operation Chart .................................74
BASIC SERVICE PROCEDURE .......................80
Basic Inspection ......................................................80
Idle Speed and Ignition Timing Check .....................84
Procedure After Replacing ECM .............................84
VIN Registration ......................................................84
Accelerator Pedal Released Position Learning .......85
Throttle Valve Closed Position Learning .................85
Idle Air Volume Learning .........................................85
Fuel Pressure Check ...............................................87
TROUBLE DIAGNOSIS ....................................89
Trouble Diagnosis Introduction ................................89
DTC Inspection Priority Chart ..................................93
Fail-Safe Chart ........................................................95
Symptom Matrix Chart .............................................96
Engine Control Component Parts Location ...........100
Vacuum Hose Drawing ..........................................106
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EC-8
Component Inspection ...........................................545
ASCD INDICATOR ..........................................547
Component Description ....................................... ..547
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
547
Wiring Diagram ......................................................548
Diagnosis Procedure .............................................548
ELECTRICAL LOAD SIGNAL .........................550
Description ........................................................... ..550
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
550
Diagnosis Procedure .............................................550
FUEL INJECTOR .............................................552
Component Description ....................................... ..552
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
552
Wiring Diagram ......................................................553
Diagnosis Procedure .............................................554
Component Inspection ...........................................557
Removal and Installation .......................................557
FUEL PUMP .....................................................558
Description ........................................................... ..558
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
558
Wiring Diagram ......................................................559
Diagnosis Procedure .............................................560
Component Inspection ...........................................562
Removal and Installation .......................................562
ICC BRAKE SWITCH ......................................563
Component Description ....................................... ..563
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
563
Wiring Diagram ......................................................564
Diagnosis Procedure .............................................565
Component Inspection ...........................................567
IGNITION SIGNAL ...........................................569
Component Description ....................................... ..569
Wiring Diagram ......................................................570
Diagnosis Procedure .............................................575
Component Inspection ...........................................578
Removal and Installation .......................................580
REFRIGERANT PRESSURE SENSOR ..........581
Component Description ....................................... ..581
Wiring Diagram ......................................................582
Diagnosis Procedure .............................................583
Removal and Installation .......................................585
SNOW MODE SWITCH ...................................586
Description ........................................................... ..586
CONSULT-III Reference Value in Data Monitor
Mode .................................................................... ..
586
Wiring Diagram ......................................................587
Diagnosis Procedure .............................................587
Component Inspection ...........................................589
MIL AND DATA LINK CONNECTOR ...............591
Wiring Diagram .................................................... .591
SERVICE DATA AND SPECIFICATIONS
(SDS) ................................................................
593
Fuel Pressure ....................................................... .593
Idle Speed and Ignition Timing .............................593
Calculated Load Value ..........................................593
Mass Air Flow Sensor ...........................................593
Intake Air Temperature Sensor .............................593
Engine Coolant Temperature Sensor ...................593
Air Fuel Ratio (A/F) Sensor 1 Heater ....................593
Heated Oxygen sensor 2 Heater ..........................593
Crankshaft Position Sensor (POS) .......................594
Camshaft Position Sensor (PHASE) .....................594
Throttle Control Motor .......................................... .594
Fuel Injector ..........................................................594
Fuel Pump .............................................................594
VK45DE
SERVICE INFORMATION .. .......................
595
INDEX FOR DTC ............................................ ..595
DTC No. Index ..................................................... .595
Alphabetical Index .................................................598
PRECAUTIONS .............................................. ..603
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .............................................................. .
603
Precaution for Procedure without Cowl Top Cover .603
On Board Diagnosis (OBD) System of Engine and
A/T ........................................................................
603
Precaution .............................................................604
PREPARATION ................................................607
Special Service Tool ............................................ .607
Commercial Service Tool ......................................608
ENGINE CONTROL SYSTEM ..........................609
Schematic ............................................................ .609
Multiport Fuel Injection (MFI) System ...................609
Electronic Ignition (EI) System ..............................612
Fuel Cut Control (at No Load and High Engine
Speed) ..................................................................
612
AIR CONDITIONING CUT CONTROL .............614
Input/Output Signal Chart .................................... .614
System Description ...............................................614
AUTOMATIC SPEED CONTROL DEVICE
(ASCD) ..............................................................
615
System Description .............................................. .615
Component Description ........................................616
CAN COMMUNICATION ..................................617
System Description .............................................. .617
EVAPORATIVE EMISSION SYSTEM ..............618
Description ........................................................... .618
Component Inspection ..........................................620
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