display INFINITI FX35 2008 Service Manual

TF-28
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SYSTEM
OK or NG
OK >>INSPECTION END
NG >> Replace AWD control unit.
DTC C1210 ENGINE SIGNAL 1INFOID:0000000001327448
DIAGNOSTIC PROCEDURE
 Check the following if “ECM SIGNAL 1 [C1210]” is di splayed in self-diagnostic results of CONSULT-III.
1.CHECK DTC WITH ECM
Perform self-diagnosis with ECM. Refer to EC-55, "
Emission-Related Diagnostic Information" (VQ engine
models) or EC-633, "
Emission-related Diagnostic Information" (VK engine models).
Is any malfunction detec ted by self-diagnosis?
YES >> Check the malfunctioning system.
NO >> GO TO 2.
2.CHECK AWD CONTROL UNIT
Check AWD control unit input/output signal. Refer to TF-20, "
AWD Control Unit Input/Output Signal Reference
Va l u e".
OK or NG
OK >> GO TO 3.
NG >> Check AWD control unit pin terminals for dam age or loose connection with harness connector. If
any items are damaged, repair or replace damaged parts.
3.CHECK DTC
Perform the self-diagnosis, after driving a vehicle for a while.
OK or NG
OK >> INSPECTION END
NG >> Perform self-diagnosis with ECM again. Refer to EC-55, "
Emission-Related Diagnostic Informa-
tion" (VQ engine models) or EC-633, "Emission-related Diagnostic Information" (VK engine mod-
els).
DTC U1000 CAN COMM CIRCUITINFOID:0000000001327449
DIAGNOSTIC PROCEDURE
 Check the following if “CAN COMM CIRCUIT [U1000]” is detected in self-diagnostic results of CONSULT-III.
1.CHECK CAN COMMUNICATION CIRCUIT
With CONSULT-III
1. Turn ignition switch “ON” and start engine.
2. Select “SELF-DIAG RESULTS” mode for “ALL MODE AWD/4WD” with in CONSULT-III.
3. Perform the self-diagnosis.
Is the
“CAN COMM CIRCUIT [U1000]” displayed?
YES >> Print out CONSULT-III screen and go to LAN-43, "CAN System Specification Chart".
NO >> INSPECTION END
Power Supply Circuit for AWD Control UnitINFOID:0000000001327443
CONSULT-III REFERENCE VALUE IN DATA MONITOR MODE
Data are reference value.
DIAGNOSTIC PROCEDURE
1.CHECK POWER SUPPLY
1. Turn ignition switch “OFF”.
Monitored item [Unit] Condition Display value (Approx.)
BATTERY VOLT [V] Ignition switch: ON Battery voltage
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TF-30
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SYMPTOMS
TROUBLE DIAGNOSIS FOR SYMPTOMS
AWD Warning Lamp Does Not Turn ON When the Ignition Switch Is Turned to ON
INFOID:0000000001327450
DIAGNOSTIC PROCEDURE
1.CHECK SYSTEM FOR CAN COMMUNICATION LINE
Perform self-diagnosis. Refer to TF-21, "
CONSULT-III Function (ALL MODE AWD/4WD)".
Is the
“CAN COMM CIRCUIT [U1000]” displayed?
YES >> Perform trouble diagnosis for CAN communication line. Refer to TF-28, "DTC U1000 CAN COMM
CIRCUIT".
NO >> GO TO 2.
2.CHECK AWD CONTROL UNIT
Check AWD control unit input/output signal. Refer to TF-20, "
AWD Control Unit Input/Output Signal Reference
Va l u e".
OK or NG
OK >> GO TO 3.
NG >> Check AWD control unit pin terminals for dam age or loose connection with harness connector. If
any items are damaged, repair or replace damaged parts.
3.CHECK OUTPUT SIGNAL WITH UNIFIED METER AND A/C AMP.
With CONSULT-III
1. Turn ignition switch “ON”. (Do not start engine.)
2. Select “DATA MONITOR” mode for “METER A/C AMP” with CONSULT-III.
3. Start the engine, and then make sure that “4WD W/L” display turns from “ON” to “OFF” after several sec-
onds.
OK or NG
OK >> GO TO 4.
NG >> Perform trouble diagnosis for combination meter. Refer to DI-15, "
Trouble Diagnosis".
4.SYMPTOM CHECK
Check again.
OK or NG
OK >> INSPECTION END
NG >> Replace unified meter control unit assembly. Refer to DI-23, "
Disassembly and Assembly of Com-
bination Meter".
AWD Warning Lamp Does Not Turn OFF Several Seconds after Engine Started
INFOID:0000000001327451
DIAGNOSTIC PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer to TF-21, "
CONSULT-III Function (ALL MODE AWD/4WD)".
Is any malfunction detec ted by self-diagnosis?
YES >> Check the malfunctioning system.
NO >> GO TO 2.
2.CHECK AWD CONTROL UNIT POWER SUPPLY CIRCUIT
1. Turn ignition switch “OFF”.
Monitor item Condition Display value
4WD W/L Ignition switch ON ON
Start engine (after several seconds) OFF
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TF-32
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SYMPTOMS
3. Start the engine, and then make sure that “4WD W/L” display turns from “ON” to “OFF” after several sec-
onds.
OK or NG
OK >> GO TO 6.
NG >> Perform trouble diagnosis for combination meter. Refer to DI-15, "
Trouble Diagnosis".
6.SYMPTOM CHECK
Check again.
OK or NG
OK >> INSPECTION END
NG >> Replace unified meter control unit assembly. Refer to DI-23, "
Disassembly and Assembly of Com-
bination Meter".
Heavy Tight-Corner Braking Symptom Occurs When the Vehicle Is Driven and the
Steering Wheel Is Turned Fu lly to Either Side after the Engine Is Started
INFOID:0000000001327452
NOTE:
Light tight-corner braking symptom may occur depending on driving conditions. This is not malfunc-
tion.
DIAGNOSTIC PROCEDURE
1.CHECK SYSTEM FOR CAN COMMUNICATION LINE
Perform self-diagnosis. Refer to TF-21, "
CONSULT-III Function (ALL MODE AWD/4WD)".
Is the
“CAN COMM CIRCUIT [U1000]” displayed?
YES >> Perform trouble diagnosis for CAN communication line. Refer to TF-28, "DTC U1000 CAN COMM
CIRCUIT".
NO >> GO TO 2.
2.CHECK ACCELERATOR PEDAL POSITION SIGNAL CIRCUIT
Perform self-diagnosis for ECM. Refer to EC-55, "
Emission-Related Diagnostic Information" (VQ35DE mod-
els) or EC-633, "
Emission-related Diagnostic Information" (VK45DE models).
Is any malfunction detec ted by self-diagnosis?
YES >> Check the malfunctioning system.
NO >> GO TO 3.
3.CHECK SYSTEM FOR AWD SOLENOID
Perform trouble diagnosis for AWD solenoid system. Refer to TF-25, "
DTC C1204 4WD SOLENOID".
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.
4.CHECK ELECTRIC CONTROLLED COUPLING
1. Turn ignition switch “OFF”.
2. Set the selector lever to “N” (neutral) position and disengage the parking brake.
3. Lift up the vehicle.
4. Rotate the rear propeller shaft by hand.
5. Hold front propeller shaft lightly.
Does front propeller shaft rotate?
YES >> Replace electric controlled coupling for mec hanical malfunction (clutch sticking etc.). Refer to TF-
40, "Disassembly and Assembly".
NO >> GO TO 5.
Monitor item Condition Display value
4WD W/L Ignition switch ON ON
Start engine (after several seconds) OFF
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TF-34
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SYMPTOMS
DIAGNOSTIC PROCEDURE
1.CHECK TIRE
Check the following.
 Tire pressure
 Wear condition
 Longitudinal tire size (There is no difference between longitudinal tires.)
OK or NG
OK >> GO TO 2.
NG >> Drive at vehicle speed of 20 km/h (12 MPH) or more for 5 seconds or more after repairing or replacing damaged parts. (Initialize improper size tire information.)
2.CHECK INPUT SIGNAL OF TIRE DIAMETER
With CONSULT-III
1. Start engine.
2. Drive at 20 km/h (12 MPH) or more for approx. 200 seconds.
3. Select “DATA MONITOR” mode for “ALL MODE AWD/4WD” with CONSULT-III.
4. Check monitor “DIS-TIRE MONI”.
Display of
“DIS-TIRE MONI”
“0-4mm”>> INSPECTION END
Except for “0-4mm”>>GO TO 3.
3.CHECK AWD CONTROL UNIT
Check AWD control unit input/output signal. Refer to TF-20, "
AWD Control Unit Input/Output Signal Reference
Va l u e".
OK or NG
OK >> GO TO 4.
NG >> Check AWD control unit pin terminals for dam age or loose connection with harness connector. If
any items are damaged, repair or replace damaged parts.
4.SYMPTOM CHECK
Check again.
OK or NG
OK >> INSPECTION END
NG >> Replace AWD control unit.
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WT-12
< SERVICE INFORMATION >
TIRE PRESSURE MONITORING SYSTEM
Note 1: Standard air pressure is for 220 kpa (2.2 kg/cm2, 32 psi) vehicles.
DISPLAY UNIT
Displays the air pressure of each tire.
 After the ignition switch is turned ON, the pressure values are notdisplayed until the data of each wheel stabilizes.
Condition Warning lamp
Less than 86 kPa (0.88 kg/cm
2, 12.5 psi) [Note 1] ON
JPEIC0024GB
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WT-22
< SERVICE INFORMATION >
TROUBLE DIAGNOSES
NOTE:
If more than one wheel transmitter is NOT activated, the warning lamp blinking patterns for those wheels will combine. (Example: one
blink/OFF/three blinks = Rear LH and Rear RH transmitters are not activated.)
RUN-FLAT TIRE WARNING LAMP DIAGNOSTIC CHART
CONSULT-III Function (BCM)INFOID:0000000001327585
FUNCTION
CONSULT-III can display each self-diagnostic item using the diagnostic test modes shown following.
Low tire pres-
sure warning
lampWarning lamp blinks
4 times
Rear LH wheel trans-
mitter is not activat-
ed.Activate rear LH wheel
transmitter. Refer to WT-20,
"Transmitter Wake Up Oper-
ation".
Warning lamp comes
on and does not turn
off The fuse for combi-
nation meter from
battery is pulled out.
Check the fuse for combina-
tion meter from battery. In-
stall or replace (if needed).
BCM connector
pulled out. Check BCM connector. Re-
connect if needed.
Low tire pressure or
tire pressure moni-
toring system mal-
function.  Perform CONSULT-III Self
Diagnosis. Refer to "Self-
Diagnosis".
- Perform ID Registration if needed. Refer to WT-19,
"ID Registration Proce-
dure".
Turn signal
lamp Turn signal lamp
does not flash 2 times
or horn does not
sound after transmit-
ter activation. 1. Tool J-45295
(special ser-
vice tool) bat-
tery low.
2. Ignition OFF
during activa-
tion.
3. Tool J-45295
(special ser-
vice tool) not
positioned cor-
rectly.
4. Transmitters al- ready activated. 1. Install new battery.
2. Make sure ignition is
ON during activation.
3. Position tool correctly during activation.
4. None
Diagnosis
Item Symptom
(Ignition switch ON) Low tire pressure wa
rning lamp Cause Action
SEIA0597E
SEIA0598E
Diagnosis
Item Symptom
(Ignition Switch ON) Run-flat tire warning lamp Cause Action
Run-flat tire
warning lamp Warning lamp comes
on and does not turn
off Tire pressure drop to
86 kPa (0.88 kg/cm
2,
12.5 psi) or less. 1. Check air pressure of
tire.
2. Repair or change the
tire (if needed)
3. Perform CONSULT-III Self Diagnosis. Refer
to WT-22, "
CONSULT-
III Function (BCM)".SEIA0793E
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TROUBLE DIAGNOSESWT-23
< SERVICE INFORMATION >
C
DF
G H
I
J
K L
M A
B
WT
N
O P
WORK SUPPORT MODE
Test Item
 ID Read
 ID Regist
ID Read
The registered ID number is displayed.
ID Regist
Refer to WT-19, "ID Registration Procedure".
SELF-DIAGNOSTIC RESULTS MODE
NOTE:
Before performing the self-diagnosis, be sure to register the ID, or else the actual malfunction location may be different from that dis-
played on CONSULT-III.
DATA MONITOR MODE
Display item List
Diagnostic test mode Function
WORK SUPPORT This mode enables a technician to adjust some devices faster and more accurately by following
the indications on CONSULT-III.
SELF-DIAGNOSTIC RESULTS Self-diagnostic results can be read and erased quickly.
DATA MONITOR Input/Output data in the control unit can be read.
ACTIVE TEST Diagnostic Test Mode in with CONSULT-III drives some actuators apart from the control unit
(BCM) and also shifts some pa
rameters in a specified range.
Diagnostic item Diagnostic item is detected when ···
[C1704]
[C1705]
[C1706]
[C1707] LOW PRESSURE FL
LOW PRESSURE FR
LOW PRESSURE RR
LOW PRESSURE RL Front-left tire pressure drops to 173 kPa (1.8 kg/cm
2, 25 psi) or less.
Front-right tire pressure drops to 173 kPa (1.8 kg/cm2, 25 psi) or less.
Rear-right tire pressure dr ops to 173 kPa (1.8 kg/cm2, 25 psi) or less.
Rear-left tire pressure drops to 173 kPa (1.8 kg/cm2, 25 psi) or less.
[C1708]
[C1709]
[C1710]
[C1711] [NO DATA] FL
[NO DATA] FR
[NO DATA] RR
[NO DATA] RL Data from front-left transmitter can not be received.
Data from front-right transmitter can not be received.
Data from rear-right transm
itter can not be received.
Data from rear-left transmitter can not be received.
[C1712]
[C1713]
[C1714]
[C1715] [CHECKSUM ERR] FL
[CHECKSUM ERR] FR
[CHECKSUM ERR] RR
[CHECKSUM ERR] RL Checksum data from front-left transmitter is malfunctioning.
Checksum data from front-right transmitter is malfunctioning.
Checksum data from
rear-right transmitter is malfunctioning.
Checksum data from rear-left transmitter is malfunctioning.
[C1716]
[C1717]
[C1718]
[C1719] [PRESS DATA ERR] FL
[PRESS DATA ERR] FR
[PRESS DATA ERR] RR
[PRESS DATA ERR] RL Air pressure data from front-left transmitter is malfunctioning.
Air pressure data from front-right transmitter is malfunctioning.
Air pressure data from
rear-right transmitter is malfunctioning.
Air pressure data from rear-left transmitter is malfunctioning.
[C1720]
[C1721]
[C1722]
[C1723] [CODE ERR] FL
[CODE ERR] FR
[CODE ERR] RR
[CODE ERR] RL Function code data from front-left transmitter is malfunctioning.
Function code data from front-right transmitter is malfunctioning.
Function code data from rear-righ
t transmitter is malfunctioning.
Function code data from rear-left transmitter is malfunctioning.
[C1724]
[C1725]
[C1726]
[C1727] [BATT VOLT LOW] FL
[BATT VOLT LOW] FR
[BATT VOLT LOW] RR
[BATT VOLT LOW] RL Battery voltage of front-left transmitter drops.
Battery voltage of front-right transmitter drops.
Battery voltage of rea
r-right transmitter drops.
Battery voltage of rear-left transmitter drops.
[C1729] VHCL SPEED SIG ERR Veh icle speed signal is error.
[C1730]
[C1731]
[C1732]
[C1733] FLAT TIRE FL
FLAT TIRE FR
FLAT TIRE RR
FLAT TIRE RL Front-left tire pressure drops to 86 kPa (0.88 kg/cm
2, 12.5 psi) or less.
Front-right tire pressure drops to 86 kPa (0.88 kg/cm2, 12.5 psi) or less.
Rear-right tire pressure dr ops to 86 kPa (0.88 kg/cm2, 12.5 psi) or less.
Rear-left tire pressure drops to 86 kPa (0.88 kg/cm2, 12.5 psi) or less.
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WT-28
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
Transmitter or Control Unit (BCM)INFOID:0000000001327589
MALFUNCTION CODE NO. 21, 22, 23 OR 24
1.CHECK CONTROL UNIT
 Drive for several minutes. Check all tire pr essures with CONSULT-III “DATA MONITOR ITEM”.
Are all tire pressures displayed 0 kPa?
YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK REMOTE KEYLESS EN TRY RECEIVER CONNECTOR
1. Disconnect remote keyless entry receiver harness connector M98.
2. Check terminals for damage or loose connection.
3. Reconnect harness connector.
OK or NG
OK >> Replace BCM refer to BCS-13, "Removal and Installation of BCM", then GO TO 3.
NG >> Repair or replace remote keyless entry receiver harness connector.
3.ID REGISTRATION
 Perform ID registration of all transmitters.
Is there any tire that ID can not be registered to?
YES >> Replace transmitter of the tire, then GO TO 5.
NO >> GO TO 4.
4.VEHICLE DRIVING
 Drive at a speed of 40 km/h (25 MPH) or more for several minutes without stopping. Check all tire pressures with CONSULT-III “DATA MONITOR ITEM” within 15 minutes after vehicle speed
becomes 17 km/h (11 MPH).
Does
“DATA MONITOR ITEM” display tire pressure as normal without any warning lamp?
YES >> INSPECTION END
NO >> GO TO 5.
5.ID REGISTRATION AND VEHICLE DRIVING
1. Perform ID registration of all transmitters.
2. Drive at a speed of 40 km/h (25 MPH) or more fo r 3 minutes, and then drive the vehicle at any speed for
10 minutes. Then check all tire pressures with CO NSULT-III “DATA MONITOR ITEM” within 5 minutes.
Does
“DATA MONITOR ITEM” display tire pressure as normal without any warning lamp?
YES >> INSPECTION END
NO >> Go to the inspection applicable to DTC.
Transmitter - 1INFOID:0000000001327590
MALFUNCTION CODE NO. 31, 32, 33, 34, 41, 42, 43, 44, 45, 46, 47 OR 48
1.ID REGISTRATION (CORRECTION OF TRANSMITTER LOCATION)
1. Perform ID registration of all transmitters.
2. Drive at a speed of 40 km/h (25 MPH) or more fo r 3 minutes, and then drive the vehicle at any speed for
10 minutes.
>> GO TO 2.
2.REPLACE TRANSMITTER
1. Check low tire pressure warning condition again, replace malfunctioning transmitter.
2. Perform ID registration of all transmitters.
Can ID registration of all transmitters be completed?
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TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
WT-29
< SERVICE INFORMATION >
C
D F
G H
I
J
K L
M A
B
WT
N
O P
YES >> GO TO 3.
NO >> Go to the inspection 1. Refer to WT-28, "
Transmitter or Control Unit (BCM)".
3.VEHICLE DRIVING
 Drive at a speed of 40 km/h (25 MPH) or more for 3 minutes, and then drive the vehicle at any speed for 10
minutes. Then check all tire pressures with CO NSULT-III “DATA MONITOR ITEM” within 5 minutes.
Does
“DATA MONITOR ITEM” displayed tire pressure as normal without any warning lamp?
YES >> INSPECTION END.
NO >> Replace malfunctioning transmitter, and perform “Step 3” again.
Transmitter - 2INFOID:0000000001327591
MALFUNCTION CODE NO. 35, 36, 37 OR 38
1.CHECK ALL TIRE PRESSURES
 Check all tire pressures. Refer to WT-35, "
Tire".
Are there any tires whose pressure is
“64 psi” or more?
YES >> Adjust tire pressure to specified value.
NO >> GO TO 2.
2.VEHICLE DRIVING
1. Perform ID registration of all transmitters.
2. Drive at a speed of 40 km/h (25 MPH) or more for several minutes without stopping.
Check all tire pressures with CONSULT-III “DATA MO NITOR ITEM” within 15 minutes after vehicle speed
become 17 km/h (11 MPH).
>> Replace transmitter with new one if “DATA MO NITOR ITEM” displayed 64 psi or more. Then GO
TO 3.
3.ID REGISTRATION AND VEHICLE DRIVING
1. Perform ID registration of all transmitters.
2. Drive at a speed of 40 km/h (25 MPH) or more fo r 3 minutes, and then drive the vehicle at any speed for
10 minutes. Then check all tire pressures with CONS ULT-III “DATA MONITOR ITEM” within 5 minutes.
Does
“DATA MONITOR ITEM” display tire pressure as normal without any warning lamp?
YES >> INSPECTION END
NO >> Go to the inspection applicable to DTC.
Vehicle Speed SignalINFOID:0000000001327592
MALFUNCTION CODE NO. 52
1.CHECK SELF-DIAGNOSIS RESULTS
1. Select “SELF-DIAG RESULTS” on “SELECT DIAG MODE” screen.
2. Check display contents in self-diagnostic results.
Is
“CAN COMM CIRCUIT” displayed in the self-diagnosis display items?
YES >> Malfunction in CAN communication system. Go to LAN-43, "CAN System Specification Chart".
NO >> No malfunction. Check combination meter refer to DI-5, "
System Description".
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WT-30
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS FOR SYMPTOMS
TROUBLE DIAGNOSIS FOR SYMPTOMS
Low Tire Pressure Warning Lamp Does Not Come On When Ignition Switch Is Turned
On
INFOID:0000000001327593
DIAGNOSTIC PROCEDURE
1.CHECK SELF-DIAGNOSIS RESULTS
1. Select “SELF-DIAG RESULTS” on “SELECT DIAG MODE” screen.
2. Check display contents in self-diagnostic results.
Is
“CAN COMM CIRCUIT” displayed in the self-diagnosis display items?
YES >> Malfunction in CAN communication system. Go to LAN-43, "CAN System Specification Chart".
NO >> No malfunction. GO TO 2.
2.CHECK COMBINATION METER
 Check combination meter function.
OK or NG
OK >> GO TO 3.
NG >> Check combination meter. Refer to DI-5, "
System Description".
3.CHECK LOW TIRE PRESSURE WARNING LAMP
 Disconnect BCM harness connectors M3 and M4.
Does the warning lamp activate?
YES >> Replace BCM. Refer to BCS-13, "Removal and Installation of BCM".
NO >> Check combination meter and repair or replace.
Low Tire Pressure Warning Lamp Stays On When Ignition Switch Is Turned On
INFOID:0000000001327594
DIAGNOSTIC PROCEDURE
1.CHECK CONNECTOR
1. Disconnect BCM harness connectors M3 and M4.
2. Check terminals for damage or loose connections.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace damaged parts.
2.CHECK POWER SUPPLY CIRCUIT (BATTERY)
Make sure voltage between BCM harness connector M4 and
ground.
OK or NG
OK >> GO TO 3.
NG >> Check BCM power supply circuit for open or short.
3.CHECK POWER SUPPLY CIRCUIT (IGN)
1. Turn ignition switch ON.
Te r m i n a l Vol tag e
(+) (–)
42, 55 Ground 12V
SEIA0435E
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