2008 INFINITI FX35 steering

IP-10
< SERVICE INFORMATION >
INSTRUMENT PANEL ASSEMBLY
INSTRUMENT PANEL ASSEMBLY
Component Parts LocationINFOID:0000000001328087
1. Front defroster grille (RH) 2. Instrument panel and pad 3. Front defroster grille (LH)
4. Combination meter assembly 5. Steering lock escutcheon 6. Side ventilation (LH)
7. Display unit and audio unit 8. Wiper and washer switch 9. Rubber
PIIB8532E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

INSTRUMENT PANEL ASSEMBLYIP-11
< SERVICE INFORMATION >
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Removal and InstallationINFOID:0000000001328088
WORK STEP
When removing instrument panel and pad, combination me ter, display unit and audio unit, center console take
steps in the order shown by the numbers below.
CAUTION:
 Disconnect both battery cables in advance.
 Disconnect air bag system line in advance.
 Never temper with air bag lid or force air bag lid to open, as this may adversely affect air bag perfor-
mance.
 Be careful not to scratch pad and other parts.
10. Lighting and turn signal switch 11. Combination meter bracket 12. Cluster lid C
13. Steering column upper cover 14. Steering column lower cover 15. Steering column front lower cover
16. Instrument side panel (LH) 17. Instrument clock finisher assembly 18. A/T console finisher assembly
19. Instrument driver lower panel 20. Center console 21. Instrument side panel (RH)
22. Instrument lower cover 23. Instrument passenger lower panel 24. Side ventilation (RH)
: Clip
: Pawl
: Metal clip
Parts Reference
page Instrument
panel and pad Combination
meter Display unit
and audio unit Center console
(A) Front kicking plate (RH/LH) EI-38
[1] [1]
(B) Dash side finisher (RH/LH) EI-38
[2] [2]
(C) Front pillar garnish (RH/LH) EI-38
[3]
(D) A/T select lever knob AT- 2 0 5
[4] [1]
(E) Instrument clock finisher assembly (E) Instrument
Clock Finisher [5] [2]
(F) A/T console finisher assembly (F) A/T Console
Finisher [6] [3]
(G) Instrument side panel (RH/LH) (G) Instrument
Side Panel (RH/LH) [7] [4]
(H) Center console (H) Center
Console [8] [5]
(I) Instrument lower cover (I) Instrument
Lower Cover [9]
(J) Instrument passenger lower panel (J) Instrument
Passenger Lower
Panel [10]
(K) Instrument driver lower panel (K) Instrument
Driver Lower Panel [11] [3]
(L) Steering column front lower cover (L) Steering
Column Front Lower Cover [12] [4]
(M) Steering column lower cover (M) Steering
Column Lower
Cover [13] [5]
(N) Steering column upper cover (N) Steering
Column Upper Cover [14] [6]
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

IP-12
< SERVICE INFORMATION >
INSTRUMENT PANEL ASSEMBLY
[]: Number indicates step in removal procedures.
REMOVAL
(A) Front Kicking Plate (RH/LH)
Remove front kicking plate (RH/LH). Refer to EI-38.
(B) Dash Side Finisher (RH/LH)
1. Remove plastics nut.
2. Remove dash side finisher (RH/LH). Refer to EI-38
.
(C) Front Pillar Garnish (RH/LH)
Pull to inside of vehicle, disengage metal clips and remove front pillar garnish. Refer to EI-38.
(D) A/T Select Lever Knob
1. Pull down knob cover.
2. Remove lock-pin of select lever knob.
3. Lift up select lever knob and remove select lever knob.
Refer to AT-205, "
Control Device Removal and Installation".
(E) Instrument Clock Finisher
1. Remove screw and then pull back to your side of instrument
clock finisher.
2. Disconnect clips and harness connector, and remove instrument clock finisher.
(F) A/T Console Finisher
(O) Wiper and washer switch (O) Wiper and
Washer Switch [15] [7]
(P) Lighting and turn signal switch (P) Lighting and
Turn Signal Switch [16] [8]
(Q) Steering lock escutcheon (Q) Steering Lock
Escutcheon [17] [9]
(R) Combination meter assembly (R) Combination
Meter Assembly [18] [10]
(S) Cluster lid C (S) Cluster Lid C [19] [1] (T) Display unit and audio unit (T) Display Unit
and Audio Unit [20] [2]
(U) Front defroster grille (RH/LH) (U) Front
Defroster Grille (RH/LH) [21]
(V) Combination meter bracket (V) Combination
Meter Bracket [22]
(W) Side ventilation (RH/LH) (W) Side
Ventilation (RH/LH) [23]
(X) Instrument panel and pad (X) Instrument
Panel and Pad [24]
Parts
Reference
page Instrument
panel and pad Combination
meter Display unit
and audio unit Center console
: Clip
: Pawl
PIIB8535E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

IP-14
< SERVICE INFORMATION >
INSTRUMENT PANEL ASSEMBLY
2. Remove data link connector.
3. Pull to disengage clip and pawl by removing panel in horizontal direction.
4. Disconnect in-vehicle sensor and each electrical parts.
5. Remove the grommet, and remove hood lock cable.
(L) Steering Column Front Lower Cover
1. Remove screw with power tool.
2. Disengage the tab, then remove steering column front lower cover.
NOTE:
 Move the steering column telescopic to the rear most position
 Move the steering column tilt to the top position.
(M) Steering Column Lower Cover
1. Remove screws with power tool.
2. Disengage the tab, then remove steering column lower cover.
(N) Steering Column Upper Cover
Remove the steering column upper cover.
(O) Wiper and Washer Switch
Remove wiper and washer switch.
Refer to WW-28, "
Removal and Installation of Front Wiper and Washer Switch".
(P) Lighting and Turn Signal Switch
Remove lighting and turn signal switch. Refer to LT-96, "Removal and Installation".
(Q) Steering Lock Escutcheon
Pull back to your side, and remove steering lock escutcheon.
(R) Combination Meter Assembly
1. Remove bolts with power tool, and then remove connector
bracket.
PIIA4998E
PIIA5002E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

IP-16
< SERVICE INFORMATION >
INSTRUMENT PANEL ASSEMBLY
1. Remove bolts.
2. The installation bolts of the harness clip and steering columnassembly is removed, steering column assembly is pulled back-
ward, and set combination meter bracket free from the instru-
ment panel and pad. Refer to PS-12
.
(W) Side Ventilation (RH/LH)
1. Insert a remover into gaps between instrument panel and pad,
pull back to your side, and disconnect metal clips below.
2. Disconnect door mirror switch harness connectors, and remove side ventilation (RH/LH).
(X) Instrument Panel and Pad
1. Remove bolts and screws.
2. Remove front passenger air bag module. Refer to SRS-38, "
Removal and Installation".
3. Disconnect harness connectors, and remove instrum ent panel and pad from passenger door opening por-
tion.
INSTALLATION
Install in the reverse order of removal.
Disassembly and AssemblyINFOID:0000000001328089
A/T CONSOLE FINISHER
PIIA5010E
PIIA5011E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

LAN-1
ELECTRICAL
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SECTION LAN
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CONTENTS
LAN SYSTEM
CAN FUNDAMENTAL
SERVICE INFORMATION .. ..........................
3
PRECAUTIONS .............................................. .....3
Precaution for Trouble Diagnosis ........................ ......3
Precaution for Harness Repair ..................................3
SYSTEM DESCRIPTION .....................................4
CAN Communication System .............................. ......4
Diag on CAN .............................................................5
TROUBLE DIAGNOSIS ......................................7
Condition of Error Detection ................................ ......7
Symptom When Error Occurs in CAN Communi-
cation System ...................................................... ......
7
Self-Diagnosis .........................................................10
CAN Diagnostic Support Monitor ............................10
TROUBLE DIAGNOSES WORK FLOW ............13
Information Needed for Trouble Diagnosis ......... ....13
How to Use CAN Communication Signal Chart ......13
Trouble Diagnosis Flow Chart .................................14
Trouble Diagnosis Procedure ..................................14
CAN
SERVICE INFORMATION .. .........................
36
INDEX FOR DTC ............................................ ....36
DTC No. Index .................................................... ....36
HOW TO USE THIS SECTION ...........................37
Caution ................................................................ ....37
Abbreviation List ......................................................37
PRECAUTIONS ..................................................38
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ....
38
Precaution for Trouble Diagnosis ............................38
Precaution for Harness Repair ................................38
TROUBLE DIAGNOSIS ....................................39
CAN Diagnostic Support Monitor ......................... ....39
CAN System Specification Chart .............................43
CAN Communication Signal Chart ..........................44
Schematic ................................................................54
Wiring Diagram - CAN - ...........................................55
Interview Sheet ........................................................58
Data Sheet ...............................................................58
CAN System (Type 1) ..............................................60
CAN System (Type 2) ..............................................61
CAN System (Type 3) ..............................................62
CAN System (Type 4) ..............................................63
CAN System (Type 5) ..............................................64
CAN System (Type 6) ..............................................65
CAN System (Type 7) ..............................................66
CAN system (Type 8) ..............................................67
Component Parts Location ......................................68
Harness Layout .......................................................68
Malfunction Area Chart ............................................68
Main Line Between TCM and Data Link Connector
....
69
Main Line Between Data Link Connector and Uni-
fied Meter and A/C Amp. .........................................
69
Main Line Between Unified Meter and A/C Amp.
and ABS Actuator and Electric Unit (Control Unit) ....
70
Main Line Between ABS Actu ator and Electric Unit
(Control Unit) and Driver Seat Control Unit .............
71
ECM Branch Line Circuit ..................................... ....72
AWD Control Unit Branch Line Circuit .....................72
Display Control Unit Branch Line Circuit .................73
ICC Unit Branch Line Circuit ................................ ....74
TCM Branch Line Circuit .........................................74
BCM Branch Line Circuit .........................................75
Data Link Connector Branch Line Circuit ................75
Intelligent Key Unit Branch Line Circuit ...................76
LDW Camera Unit Branch Line Circuit ....................76
Steering Angle Sensor Branch Line Circuit .............77
Unified Meter and A/C Amp. Branch Line Circuit ....78
ABS Actuator and Electric Unit (Control Unit)
Branch Line Circuit ..................................................
78
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

TROUBLE DIAGNOSISLAN-9
< SERVICE INFORMATION > [CAN FUNDAMENTAL]
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Example: Main Line Between Data Link
Connector and ABS Actuator and Electr ic Unit (Control Unit) Open Circuit
Example: CAN-H, CAN-L Harness Short Circuit
SKIB8740E
Unit name Symptom
ECM Engine torque limiting is affected, and shift harshness increases.
BCM  Reverse warning chime does not sound.
 The front wiper moves under continuous operation mode even though the front wip-
er switch being in the intermittent position.
EPS control unit The steering effort increases.
Combination meter  The shift position indicator and OD OFF indicator turn OFF.
 The speedometer is inoperative.
 The odo/trip meter stops.
ABS actuator and electric unit (control unit) Normal operation.
TCM No impact on operation.
IPDM E/R When the ignition switch is ON,
 The headlamps (Lo) turn ON.
 The cooling fan continues to rotate.
SKIB8741E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

LAN-10
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
TROUBLE DIAGNOSIS
Self-Diagnosis
INFOID:0000000001451950
CAN Diagnostic Support MonitorINFOID:0000000001451951
CONSULT-III and CAN diagnostic support monitor (on-boar d diagnosis function) are used for detecting root
cause.
MONITOR ITEM (CONSULT-III)
Unit name Symptom
ECM  Engine torque limiting is affected, and shift harshness increases.
 Engine speed drops.
BCM  Reverse warning chime does not sound.
 The front wiper moves under continuous operation mode even though the front
wiper switch being in the intermittent position.
 The room lamp does not turn ON.
 The engine does not start (if an error or malfunction occurs while turning the igni- tion switch OFF.)
 The steering lock does not release (if an error or malfunction occurs while turning the ignition switch OFF.)
EPS control unit The steeri ng effort increases.
Combination meter  The tachometer and the speedometer do not move.
 Warning lamps turn ON.
 Indicator lamps do not turn ON.
ABS actuator and electric unit (control unit) Normal operation.
TCM No impact on operation.
IPDM E/R When the ignition switch is ON,
 The headlamps (Lo) turn ON.
 The cooling fan continues to rotate.
DTC
Self-diagnosis item
(CONSULT-III indication) DTC detection condition Inspection/Action
U1000 CAN COMM CIRCUIT When ECM is not transmitting or receiving CAN
communication signal of OBD (emission-related
diagnosis) for 2 seconds or more.
Refer to LAN-13
.
When a control unit (except for ECM) is not
transmitting or receiving CAN communication
signal for 2 seconds or more.
U1001 CAN COMM CIRCUIT When ECM is not transmitting or receiving CAN
communication signal other than OBD (emis-
sion-related diagnosis) for 2 seconds or more.
U1002 SYSTEM COMM When a control unit is not transmitting or receiv-
ing CAN communication signal for 2 seconds or
less. Start the inspection. Re-
fer to the applicable sec-
tion of the indicated
control unit.
U1010 CONTROL UNIT [CAN] When an error is detected during the initial diag-
nosis for CAN controller of each control unit. Replace the control unit
indicating “U1010”.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C