ignition INFINITI FX35 2006 Service Manual

LAN-162
[CAN]
CAN SYSTEM (TYPE 5)
Revision: 2006 December 2006 FX35/FX45
Case 19
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-201, "IPDM E/R Ignition Relay
Circuit Inspection" .
PKIC9634E

LAN-188
[CAN]
CAN SYSTEM (TYPE 6)
Revision: 2006 December 2006 FX35/FX45
Case 21
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to LAN-201, "IPDM E/R Ignition Relay
Circuit Inspection" .
PKIC9519E

CAN SYSTEM (TYPE 6) LAN-189
[CAN]
C
D E
F
G H
I
J
L
M A
B
LAN
Revision: 2006 December 2006 FX35/FX45
Case 22
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-201, "IPDM E/R Ignition Relay
Circuit Inspection" .
PKIC9520E

LAN-190
[CAN]
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: 2006 December 2006 FX35/FX45
TROUBLE DIAGNOSIS FOR SYSTEMPFP:00000
Inspection Between TCM and Data Link Connector CircuitNKS0038T
1. CHECK HARNESS FOR OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect ECM connector and harness connector M82.
4. Check continuity between harness connector and data link con- nector.
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to LAN-5, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Repair harness.
Inspection Between Data Link Connector and Unified Meter and A/C Amp. Cir-
cuit
NKS0038U
1. CHECK HARNESS FOR OPEN CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect ECM connector and unified meter and A/C amp. connector.
4. Check continuity between data link connector and unified meter and A/C amp. harness connector.
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to LAN-5, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Repair harness.
Inspection Between Unified Meter and A/C Amp. and ABS Actuator and Electric
Unit (Control Unit) Circuit
NKS0038V
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check 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 terminal or connector.
Harness con- nector Terminal Data link con-
nector Terminal Continuity
M82 14H
M5 6Yes
15H 14 Yes
SKIA6861E
Data link con- nector Terminal Unified meter
and A/C amp. connector Terminal Continuity
M5 6
M55 1Yes
14 11 Yes
SKIA6862E

TROUBLE DIAGNOSIS FOR SYSTEM LAN-191
[CAN]
C
D E
F
G H
I
J
L
M A
B
LAN
Revision: 2006 December 2006 FX35/FX45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect unified meter and A/C amp. connector and harness connector M41.
2. Check continuity between unified meter and A/C amp. harness connector (A) and harness connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.
3. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector.
2. Check continuity between harness connector (A) and ABS actu- ator and electric unit (control unit) harness connector (B).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to LAN-5, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Repair harness.
Inspection Between ABS Actuator and Electric Unit (Control Unit) and Driver
Seat Control Unit Circuit
NKS0038W
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check 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 terminal or connector.
AB Continuity
Connector Terminal Connector Terminal
M55 1
M41 29G Yes
11 18G Yes
PKIC9644E
AB Continuity
Connector Terminal Connector Terminal
E211 29G
E56 11 Ye s
18G 15 Yes
PKIC9645E

LAN-192
[CAN]
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: 2006 December 2006 FX35/FX45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector and harness connector E205.
2. Check continuity between ABS actuator and electric unit (control unit) harness connector (A) and harness connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.
3. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect harness connector B8.
2. Check continuity between harness connector (A) and harness connector (B).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to LAN-5, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Repair harness.
ECM Circuit InspectionNKS0038X
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of ECM for damage, bend and loose connection (control module side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ECM connector.
2. Check resistance between ECM harness connector terminals.
OK or NG
OK >> Replace ECM.
NG >> Repair harness between ECM and harness connector M82.
AB Continuity
Connector Terminal Connector Terminal
E56 11
E205 4Yes
15 10 Yes
PKIC9646E
AB Continuity
Connector Terminal Connector Terminal
B5 4
B8 10 Yes
10 9 Yes
PKIC9647E
ECM connector Terminals Resistance
(Approx.)
M90 94 86 108 – 132 Ω
PKIA9860E

TROUBLE DIAGNOSIS FOR SYSTEM LAN-193
[CAN]
C
D E
F
G H
I
J
L
M A
B
LAN
Revision: 2006 December 2006 FX35/FX45
TCM Circuit InspectionNKS0038Y
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (control module side and harness side).
–A/T assembly connector
–Harness connector F102
–Harness connector M82
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect A/T assembly connector.
2. Check resistance between A/T assembly harness connector ter- minals.
OK or NG
OK >> Replace control valve with TCM.
NG >> Repair harness between A/T assembly and display con- trol unit.
Display Control Unit Circuit InspectionNKS0038Z
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of display control unit for damage, bend and loose connection (control unit side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect display control unit connector.
2. Check resistance between display control unit harness connec- tor terminals.
OK or NG
OK >> Replace display control unit.
NG >> Repair harness between display control unit and har- ness connector M82.
A/T assembly con-
nector Terminals Resistance
(Approx.)
F44 3 8 54 – 66 Ω
SKIA6866E
Display control
unit connector Terminals
Resistance
(Approx.)
M76 25 26 54 – 66 Ω
SKIA6884E

LAN-194
[CAN]
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: 2006 December 2006 FX35/FX45
AWD Control Unit Circuit InspectionNKS00390
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of AWD control unit for damage, bend and loose connection (control unit side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect AWD control unit connector.
2. Check resistance between AWD control unit harness connector terminals.
OK or NG
OK >> Replace AWD control unit.
NG >> Repair harness between AWD control unit and harness connector M82.
ICC Unit Circuit InspectionNKS00391
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of ICC unit for damage, bend and loose connection (unit side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ICC unit connector.
2. Check resistance between ICC unit harness connector termi- nals.
OK or NG
OK >> Replace ICC unit.
NG >> Repair harness between ICC unit and harness connec- tor M82.
AWD control unit
connector Terminals Resistance
(Approx.)
M92 8 16 54 – 66 Ω
SKIA6889E
ICC control unit Terminals Resistance
(Approx.)
M88 14 5 54 – 66 Ω
SKIA6886E

TROUBLE DIAGNOSIS FOR SYSTEM LAN-195
[CAN]
C
D E
F
G H
I
J
L
M A
B
LAN
Revision: 2006 December 2006 FX35/FX45
Intelligent Key Unit Circuit InspectionNKS00392
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of Intelligent Key unit for damage, bend and loose connection (unit side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check resistance between Intelligent Key unit harness connec- tor terminals.
OK or NG
OK >> Replace Intelligent Key unit.
NG >> Repair harness between Intelligent Key unit and data link connector.
Data Link Connector Circuit InspectionNKS00393
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check data link connector and terminals for damage, bend and loose connection (connector side and har- ness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
Check resistance between data link connector terminals.
OK or NG
OK >> Diagnose again. Refer to LAN-5, "TROUBLE DIAG-
NOSES WORK FLOW" .
NG >> Repair harness between data link connector and BCM.
Intelligent Key unit
connector Terminals Resistance
(Approx.)
M34 2 3 54 – 66 Ω
SKIA6887E
Data link connec-
tor Te r m i n a l s Resistance
(Approx.)
M5 6 14 54 – 66 Ω
PKIA9865E

LAN-196
[CAN]
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: 2006 December 2006 FX35/FX45
BCM Circuit InspectionNKS00394
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of BCM for damage, bend and loose connection (control module side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect BCM connector.
2. Check resistance between BCM harness connector terminals.
OK or NG
OK >> Replace BCM. Refer to BCS-15, "Removal and Installa-
tion of BCM" .
NG >> Repair harness between BCM and data link connector.
Steering Angle Sensor Circuit InspectionNKS00395
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of steering angle sensor for damage, bend and loose connection (sensor side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect steering angle sensor connector.
2. Check resistance between steering angle sensor harness con- nector terminals.
OK or NG
OK >> Replace steering angle sensor.
NG >> Repair harness between steering angle sensor and data link connector.
BCM connector Terminals Resistance
(Approx.)
M3 39 40 54 – 66 Ω
SKIA6869E
Steering angle
sensor connector Terminals Resistance
(Approx.)
M14 4 5 54 – 66 Ω
PKIA9864E