ignition switch INFINITI FX35 2008 Service Manual

TROUBLE DIAGNOSISLAN-41
< SERVICE INFORMATION > [CAN]
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0: Error at present, 1 – 39: Error in the past (Number m eans the number of times the ignition switch is turned OFF →ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
LDW Camera Unit
0: Error at present, 1 – 39: Error in the past (Number m eans the number of times the ignition switch is turned OFF →ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
Unified Meter and A/C Amp.
0: Error at present, 1 – 39: Error in the past (Number m eans the number of times the ignition switch is turned OFF →ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
ABS Actuator and Electric Unit (Control Unit)
ITEM CAN DIAG SUP-
PORT MNTR Description Normal Error
PRSNT PAST PRSNT PAST
I-KEY TRANSMIT DIAG Signal transmission status
OKOK
or
1 – 39
*UNKWN 0
ECM Signal receiving status from the ECM
METER/M&A
Signal receiving status from the unified
meter and A/C amp.
BCM/SEC Signal receiving status from the BCM
ITEM CAN DIAG SUP-
PORT MNTR Description Normal Error
PRSNT PAST PRSNT PAST
LKS TRANSMIT DIAG Not used even though indicated
ECM Signal receiving status from the ECM
OKOK
or
1 – 39
*UNKWN 0
VDC/TCS/ABS
Signal receiving status from the ABS actu-
ator and electric unit (control unit)
BCM/SEC Signal receiving status from the BCM
TCM Signal receiving status from the TCM
ITEM CAN DIAG SUP-
PORT MNTR Description Normal Error
PRSNT PAST PRSNT PAST
M&A TRANSMIT DIAG Signal transmission status
OKOK
or
1 – 39
*UNKWN 0
ECM Signal receiving status from the ECM
TCM Signal receiving status from the TCM
BCM/SEC Signal receiving status from the BCM
VDC/TCS/ABS
Signal receiving status from the ABS actu-
ator and electric unit (control unit)
IPDM E/R Not used even though indicated
DISPLAY Signal receiving status from the display
control unit
OKOK
or
1 – 39
*UNKWN 0
I-KEY Signal receiving status from the Intelligent
Key unit
EPS Not used even though indicated
AWD/4WD Signal receiving status from the AWD con-
trol unit OKOK
or
1 – 39
*UNKWN 0
e4WD Not used even though indicated
ICC Signal receiving status from the ICC unit OK OK
or
1 – 39
*UNKWN 0
LANE KEEP Not used even though indicated
TIRE-P
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LAN-42
< SERVICE INFORMATION >[CAN]
TROUBLE DIAGNOSIS
CAUTION:
Never replace the unit even when “NG” is indicated on the “INITIAL DIAG” at this stage. Follow the trouble diagnosis proce-
dures.
Driver Seat Control Unit
NOTE:
Replace the unit when “NG” is i
ndicated on the “INITIAL DIAG”.
IPDM E/R
0: Error at present, 1 – 39: Error in the past (Number m eans the number of times the ignition switch is turned OFF →ON)
*: 39 or higher number is fixed at 39 until the self-diagnosis result is erased.
MONITOR ITEM LIST (ON-BOARD DIAGNOSIS)
Display Control Unit
NOTE:
CAN diagnostic support monitor of the display control unit is indicated on the vehicle display. Refer to AV-77,
"CAN Diagnostic Support Monitor".
ITEMCAN DIAG SUP-
PORT MNTR DescriptionNormal Error
PRSNT
ABS INITIAL DIAG Status of CAN controller
OKNG
Caution
TRANSMIT DIAG Signal transmission status
UNKWN
ECM Signal receiving status from the ECM
TCM Signal receiving status from the TCM
METER/M&A Not used even though indicated
STRG Signal receiving status from the steering angle sensor OK UNKWN
ICC Not used even though indicated
AWD/4WD Signal receiving status from the AWD control unit OK UNKWN
ITEM CAN DIAG SUP-
PORT MNTR DescriptionNormal Error
PRSNT
ADP INITIAL DIAG Status of CAN controller
OKNG
TRANSMIT DIAG Signal transmission status
UNKWN
BCM/SEC Signal receiving status from the BCM
METER/M&A Signal receiving status from the unified meter and A/C amp.
TCM Signal receiving status from the TCM
ITEM
CAN DIAG SUP-
PORT MNTR Description Normal Error
PRSNT PAST PRSNT PAST
IPDM-E TRANSMIT DIAG Signal transmission status
OKOK
or
1 – 39
*UNKWN 0
ECM Signal receiving status from the ECM
BCM/SEC Signal receiving status from the BCM
PKIB6080E
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

TROUBLE DIAGNOSISLAN-45
< SERVICE INFORMATION > [CAN]
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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 signal R T
Buzzer output signal TR
TR
Blower fan motor switch signal R T
Day time running light request signal T R
Door lock/unlock status signal T R
Door switch signal R T R R R R
Front fog light request signal T R
Front wiper request signal T R
High beam request signal T R R
Horn chirp signal T R
Ignition switch signal T R R
Key fob door unlock signal T R
Key fob ID signal T R
Key switch signal T R
Low beam request signal T R
Oil pressure switch signal RT
TR
Position light request signal T R R
Rear window defogger switch signal T R
Run flat tire warning lamp signal T R
Sleep wake up signal TRRR
RT
Theft warning horn request signal T R
Tire pressure warn ing lamp signal T R
Turn indicator signal T R
Alarm request signal R T
Back door open request signal R T
Door lock/unlock request signal R T
Ignition knob switch signal R T
Key warning signal T R
Power window open request signal R T
Steering angle sensor signal T R
Distance to empty signal R T
Fuel level low warning signal R T
Fuel level sensor signal R T
Manual mode shift down signal R T Signal name/Connecting unit
ECM
DISP TCM
BCM
I-KEY
STRG
M&AABS
ADP
IPDM-E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

TROUBLE DIAGNOSISLAN-47
< SERVICE INFORMATION > [CAN]
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ICC steering switch signal T R
Malfunctioning indicator lamp signal T R
Snow mode switch signal RT
TR
Wide open throttle position signal T R
A/C switch/indicator signal TR
RT
System setting signal TR R
RT T
Buzzer output signal TR
TR
TR
ICC OD cancel request signal T R
ICC operation signal R T
ICC system display signal T R
ICC warning lamp signal T R
A/T CHECK indicator lamp signal T R
A/T self-diagnosis signal R T
Current gear position signal R T R
Manual mode indicator signal R T R
Output shaft revolution signal R R T R
P range signal R T R R
Shift position indicator signal R T R
Turbine revolution signal R R T
A/C switch signal R T
Blower fan motor switch signal R T
Day time running light request signal T R
Door lock/unlock status signal T R
Door switch signal R T R R R R
Front fog light request signal T R
Front wiper request signal R T R
High beam request signal T R R
Horn chirp signal T R
Ignition switch signal T R R
Key fob door unlock signal T R
Key fob ID signal T R
Key switch signal T R
Low beam request signal T R
Oil pressure switch signal RT
TR
Position light request signal T R R
Rear window defogger switch signal T R
Run flat tire warning lamp signal T R Signal name/Connecting unit
ECM
DISP ICC
TCM
BCM
I-KEY
LANE
STRG M&AABS
LASER ADP
IPDM-E
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LAN-48
< SERVICE INFORMATION >[CAN]
TROUBLE DIAGNOSIS
NOTE:
Sleep wake up signalTRRR
RT
Theft warning horn request signal T R
Tire pressure warn ing lamp signal T R
Turn indicator signal T R R
Alarm request signal R T
Back door open request signal R T
Door lock/unlock request signal R T
Ignition knob switch signal R T
Key warning signal T R
Power window open request signal R T
Steering angle sensor signal T R
Distance to empty signal R T
Fuel level low warning signal R T
Fuel level sensor signal R T
Manual mode shift down signal R T
Manual mode shift up signal R T
Manual mode signal R T
Not manual mode signal R T
Parking brake switch signal R T
Stop lamp switch signal R T
Turn LED burnout status signal R T
Vehicle speed signal RRRT
RR RRR T RR
ICC sensor signal R T
A/T shift schedule change demand signal R T
ABS malfunction signal R T
ABS operation signal R T
ABS warning lamp signal RT
Brake warning lamp signal RT
SLIP indicator lamp signal RT
TCS malfunction signal R T
TCS operation signal R T
VDC malfunction signal R T
VDC OFF indicator lamp signal R T
VDC OFF switch signal R T
VDC operation signal R T
Front wiper stop position signal R T
High beam status signal R T
Hood switch signal R T
Low beam status signal R T
Rear window defogger control signal R R T
Signal name/Connecting unit
ECM
DISP ICC
TCM
BCM
I-KEY
LANE
STRG M&AABS
LASER ADP
IPDM-E
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

LAN-50
< SERVICE INFORMATION >[CAN]
TROUBLE DIAGNOSIS
High beam request signal T R R
Horn chirp signal T R
Ignition switch signal T R R
Key fob door unlock signal T R
Key fob ID signal T R
Key switch signal T R
Low beam request signal T R
Oil pressure switch signalRT
TR
Position light request signal R T R R
Rear window defogger switch signal T R
Run flat tire warning lamp signal T R
Sleep wake up signal TRRR
RT
Theft warning horn request signal T R
Tire pressure warning lamp signal T R
Turn indicator signal T R
Alarm request signal R T
Back door open request signal R T
Door lock/unlock request signal R T
Ignition knob switch signal R T
Key warning signal T R
Power window open request signal R T
Steering angle sensor signal T R
Snow mode switch signal R T
Turn LED burnout status signal R T
Distance to empty signal R T
Fuel level low warning signal R T
Fuel level sensor signal R T
Manual mode shift down signal R T
Manual mode shift up signal R T
Manual mode signal R T
Not manual mode signal R T
Parking brake switch signal R R T
Stop lamp switch signal R R T
Vehicle speed signal RRT
R RRRR T R
A/T shift schedule change demand signal R T
ABS operation signal T
ABS warning lamp signal RT
Brake warning lamp signal RT
SLIP indicator lamp signal RT
TCS operation signal T
Signal name/Connecting unit
ECM
4WD
DISP TCM
BCM
I-KEY
STRG M&AABS
ADP
IPDM-E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

LAN-52
< SERVICE INFORMATION >[CAN]
TROUBLE DIAGNOSIS
ICC operation signal R T
ICC system display signal T R
ICC warning lamp signal T R
A/T CHECK indicator lamp signal T R
A/T self-diagnosis signal R T
Current gear position signal R T R
Manual mode indicator signal R T R
Output shaft revolution signal R R T R
P range signal R T R R
Shift position indicator signal R T R
Turbine revolution signal R R T
A/C switch signal R T
Blower fan motor switch signal R T
Day time running light request signal T R
Door lock/unlock status signal T R
Door switch signal R T R R R R
Front fog light request signal T R
Front wiper request signal R T R
High beam request signal T R R
Horn chirp signal T R
Ignition switch signal T R R
Key fob door unlock signal T R
Key fob ID signal T R
Key switch signal T R
Low beam request signal T R
Oil pressure switch signalRT
TR
Position light request signal R T R R
Rear window defogger switch signal T R
Run flat tire warning lamp signal T R
Sleep wake up signal TRRR
RT
Theft warning horn request signal T R
Tire pressure warning lamp signal T R
Turn indicator signal T R R
Alarm request signal R T
Back door open request signal R T
Door lock/unlock request signal R T
Ignition knob switch signal R T
Key warning signal T R
Power window open request signal R T
Steering angle sensor signal T R
Distance to empty signal R T Signal name/Connecting unit
ECM
4WD
DISP ICC
TCM
BCM
I-KEY
LANE
STRG M&A
ABS
LASER ADP
IPDM-E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

TROUBLE DIAGNOSISLAN-69
< SERVICE INFORMATION > [CAN]
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SHORT CIRCUIT
Main Line Between TCM an d Data Link ConnectorINFOID:0000000001328650
INSPECTION PROCEDURE
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Disconnect the following harness connectors.
-ECM
- Harness connectors M82 and F102
4. Check the continuity between the har ness connector and the data link connector.
OK or NG
OK >>  Present error: Check the following items again. - Decision of CAN system type.
- Not received CONSULT-III data [SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR (“ECU
list” included)].
- Not copied from on-board diagnosis.
- Procedure for detecting root cause.
 Past error: Error was detected in the main line between the TCM and the data link connector.
NG >> Repair the main line between the harness connector M82 and the data link connector.
Main Line Between Data Link Conne ctor and Unified Meter and A/C Amp.INFOID:0000000001328651
INSPECTION PROCEDURE
1.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Disconnect the following harness connectors.
-ECM
- Unified meter and A/C amp.
4. Check the continuity between the data link c onnector and the unified meter and A/C amp. harness con-
nector.
Data link connector branch line circuit LAN-75, "Data Link Connector Branch Line Circuit"
Intelligent Key unit branch line circuitLAN-76, "Intelligent Key Unit Branch Line Circuit"
LDW camera unit branch line circuitLAN-76, "LDW Camera Unit Branch Line Circuit"
Steering angle sensor branch line circuit LAN-77, "Steering Angle Sensor Branch Line Circuit"
Unified meter and A/C amp. branch line circuit LAN-78, "Unified Meter and A/C Amp. Branch Line Circuit"
ABS actuator and electric unit (control unit) branch line circuit LAN-78, "ABS Actuator and Electric Unit (Control Unit) Branch
Line Circuit"
ICC sensor branch line circuit
LAN-79, "ICC Sensor Branch Line Circuit"
Driver seat control unit branch line circuitLAN-79, "Driver Seat Control Unit Branch Line Circuit"
IPDM E/R branch line circuit LAN-80, "IPDM E/R Branch Line Circuit"
Malfunction Area Reference
Malfunction Area Reference
CAN communication circuit LAN-81, "
CAN Communication Circuit"
Harness connector Data link connector
Continuity
Connector No. Terminal No. Connector No. Terminal No.
M82 14H
M5 6Yes
15H 14 Yes
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LAN-70
< SERVICE INFORMATION >[CAN]
TROUBLE DIAGNOSIS
OK or NG
OK >>  Present error: Check the following items again.
- Decision of CAN system type.
- Not received CONSULT-III data [SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR (“ECU
list” included)].
- Not copied from on-board diagnosis.
- Procedure for detecting root cause.
 Past error: Error was detected in the main line between the data link connector and the unified
meter and A/C amp.
NG >> Repair the main line between the data link connector and the unified meter and A/C amp.
Main Line Between Unified Meter and A/C Am p. and ABS Actuator and Electric Unit
(Control Unit)
INFOID:0000000001328652
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
- Harness connector M41
- Harness connector E211
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Disconnect the following harness connectors.
- Unified meter and A/C amp.
- Harness connectors M41 and E211
2. Check the continuity between the unified mete r and A/C amp. harness connector and the harness con-
nector.
OK or NG
OK >> GO TO 3.
NG >> Repair the main line between the unified meter and A/C amp. and the harness connector M41.
3.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Disconnect the connector of ABS actuat or and electric unit (control unit).
2. Check the continuity between the harness connector and the ABS actuator and electric unit (control unit)
harness connector.
Data link connector Unified meter and A/C amp. harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M5 6
M55 1Yes
14 11 Yes
Unified meter and A/C amp. harness connector Harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
M55 1
M41 29G Yes
11 18G Yes
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

TROUBLE DIAGNOSISLAN-71
< SERVICE INFORMATION > [CAN]
C
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OK or NG
OK >>  Present error: Check the following items again. - Decision of CAN system type.
- Not received CONSULT-III data [SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR (“ECU
list” included)].
- Not copied from on-board diagnosis.
- Procedure for detecting root cause.
 Past error: Error was detected in the main line between the unified meter and A/C amp. and the
ABS actuator and electric unit (control unit).
NG >> Repair the main line between the harness connec tor E211 and the ABS actuator and electric unit
(control unit).
Main Line Between ABS Actuator and Electric Unit (Control Unit) and Driver Seat Con-
trol Unit
INFOID:0000000001328653
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cabl e from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose connection (connector side
and harness side).
- Harness connector E205
- Harness connector B5
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Disconnect the following harness connectors.
- ABS actuator and electric unit (control unit)
- Harness connectors E205 and B5
2. Check the continuity between the ABS actuator and electric unit (control unit) harness connector and the
harness connector.
OK or NG
OK >> GO TO 3.
NG >> Repair the main line between the ABS actuat or and electric unit (control unit) and the harness
connector E205.
3.CHECK HARNESS CONTI NUITY (OPEN CIRCUIT)
1. Disconnect the harness connectors B8 and B151.
2. Check the continuity between the harness connectors.
Harness connector ABS actuator and electric unit (control unit)
harness connector Continuity
Connector No. Terminal No. Connector No. Terminal No.
E211 29G
E56 11 Ye s
18G 15 Yes
ABS actuator and electric unit (control unit) harness connector Harness connector
Continuity
Connector No. Terminal No. Connector No. Terminal No.
E56 11
E205 4Yes
15 10 Yes
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