Page 4169 of 5621
LAN-500
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
Case 26
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-520, "IPDM E/R Ignition Relay
Circuit Inspection" .
Inspection Between TCM and Data Link Connector CircuitNKS00442
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 M61
–Harness connector M62
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect harness connector M72 and harness connector M61.
2. Check continuity between harness connector (A) and harness
connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.
PKIB8518E
AB
Continuity
Connector Terminal Connector Terminal
M7243H
M61 1 Yes
42H 2 Yes
PKIC0279E
Page 4170 of 5621
![INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 10)
LAN-501
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3. CHECK HARNESS FOR OPEN CIRCUIT
Check continuity between harness connector (A) and data link c INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 10)
LAN-501
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3. CHECK HARNESS FOR OPEN CIRCUIT
Check continuity between harness connector (A) and data link c](/manual-img/42/57023/w960_57023-4169.png)
CAN SYSTEM (TYPE 10)
LAN-501
[CAN]
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3. CHECK HARNESS FOR OPEN CIRCUIT
Check continuity between harness connector (A) and data link con-
nector (B).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to
LAN-9, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Repair harness.
Inspection Between Data Link Connector and RAS Control Unit CircuitNKS00443
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 M13
–Harness connector B2
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect harness connector M13.
2. Check continuity between data link connector (A) and harness
connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.
3. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect RAS control unit connector.
2. Check continuity between harness connector (A) and RAS con-
trol unit harness connector (B).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to
LAN-9, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Replace harness.
AB
Continuity
Connector Terminal Connector Terminal
M621
M606 Yes
214Yes
PKIC0280E
AB
Continuity
Connector Terminal Connector Terminal
M606
M1320M Yes
14 21M Yes
PKIC0281E
AB
Continuity
Connector Terminal Connector Terminal
B220M
B1271 Yes
21M 8 Yes
PKIC0301E
Page 4171 of 5621
![INFINITI M35 2006 Factory Service Manual LAN-502
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
Inspection Between RAS Control Unit and Pre-Crash Seat Belt Control Unit Cir-
cuit
NKS00444
1. CHECK CONNECTOR
1. Turn ignition sw INFINITI M35 2006 Factory Service Manual LAN-502
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
Inspection Between RAS Control Unit and Pre-Crash Seat Belt Control Unit Cir-
cuit
NKS00444
1. CHECK CONNECTOR
1. Turn ignition sw](/manual-img/42/57023/w960_57023-4170.png)
LAN-502
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
Inspection Between RAS Control Unit and Pre-Crash Seat Belt Control Unit Cir-
cuit
NKS00444
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect following connectors.
–ECM connector
–RAS control unit connector
–Pre-crash seat belt control unit connector
4. Check continuity between RAS control unit harness connector
(A) and pre-crash seat belt control unit harness connector (B).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to
LAN-9, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Replace harness.
Inspection Between Pre-Crash Seat Belt Control Unit and Driver Seat Control
Unit Circuit
NKS00445
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect following connectors.
–ECM connector
–Pre-crash seat belt control unit connector
–harness connector B15
4. Check continuity between pre-crash seat belt control unit har-
ness connector (A) and harness connector (B).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to
LAN-9, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Replace harness.
AB
Continuity
Connector Terminal Connector Terminal
B1271
B14224 Yes
822Yes
PKIC0304E
AB
Continuity
Connector Terminal Connector Terminal
B14224
B15 3 Yes
22 19 Yes
PKIC0296E
Page 4172 of 5621
![INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 10)
LAN-503
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Inspection Between Driver Seat Control Unit and ABS Actuator and Electric Unit
(Control Unit) Circuit
INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 10)
LAN-503
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Inspection Between Driver Seat Control Unit and ABS Actuator and Electric Unit
(Control Unit) Circuit](/manual-img/42/57023/w960_57023-4171.png)
CAN SYSTEM (TYPE 10)
LAN-503
[CAN]
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Inspection Between Driver Seat Control Unit and ABS Actuator and Electric Unit
(Control Unit) Circuit
NKS00446
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 B3
–Harness connector E105
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect harness connector B15 and harness connector B3.
2. Check continuity between harness connector (A) and harness
connector (B).
OK or NG
OK >> GO TO 3.
NG >> Replace 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-9, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Repair harness.
AB
Continuity
Connector Terminal Connector Terminal
B153
B3 9Yes
19 8 Yes
PKIC0283E
AB
Continuity
Connector Terminal Connector Terminal
E1059
E30 35 Yes
814Yes
PKIC0284E
Page 4173 of 5621
![INFINITI M35 2006 Factory Service Manual LAN-504
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
Inspection Between ABS Actuator and Electric Unit and ICC Sensor Integrated
Unit Circuit
NKS00447
1. CHECK CONNECTOR
1. Turn igni INFINITI M35 2006 Factory Service Manual LAN-504
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
Inspection Between ABS Actuator and Electric Unit and ICC Sensor Integrated
Unit Circuit
NKS00447
1. CHECK CONNECTOR
1. Turn igni](/manual-img/42/57023/w960_57023-4172.png)
LAN-504
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
Inspection Between ABS Actuator and Electric Unit and ICC Sensor Integrated
Unit Circuit
NKS00447
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect following connectors.
–ECM connector
–ABS actuator and electric unit (control unit) connector
–ICC sensor integrated unit connector
4. Check continuity between ABS actuator and electric unit (control
unit) harness connector (A) and ICC sensor integrated unit har-
ness connector (B).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to
LAN-9, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Repair harness.
ECM Circuit InspectionNKS00448
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 A/T assembly.
AB
Continuity
Connector Terminal Connector Terminal
E3035
E613 Yes
14 6 Yes
PKIC0299E
ECM connector TerminalResistance
(Approx.)
M71 94 86 108 – 132
PKIA9860E
Page 4174 of 5621
![INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 10)
LAN-505
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TCM Circuit InspectionNKS00449
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the batter INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 10)
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TCM Circuit InspectionNKS00449
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the batter](/manual-img/42/57023/w960_57023-4173.png)
CAN SYSTEM (TYPE 10)
LAN-505
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TCM Circuit InspectionNKS00449
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 M72
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 AFS control
unit.
AFS Control Unit Circuit InspectionNKS0044A
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 unit side and
harness side).
–AFS control unit connector
–Harness connector F102
–Harness connector M72
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
A/T assembly
connectorTerminalResistance
(Approx.)
F42 3 8 54 – 66
SKIA6866E
Page 4175 of 5621
![INFINITI M35 2006 Factory Service Manual LAN-506
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect AFS control unit connector.
2. Check resistance between AFS control unit har INFINITI M35 2006 Factory Service Manual LAN-506
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect AFS control unit connector.
2. Check resistance between AFS control unit har](/manual-img/42/57023/w960_57023-4174.png)
LAN-506
[CAN]
CAN SYSTEM (TYPE 10)
Revision: 2006 January2006 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect AFS control unit connector.
2. Check resistance between AFS control unit harness connector
terminals.
OK or NG
OK >> Replace AFS control unit.
NG >> Repair harness between AFS control unit and BCM.
BCM Circuit InspectionNKS0044B
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-17, "Removal and Installa-
tion of BCM" .
NG >> Repair harness between BCM and LDW camera unit.
LDW Camera Unit Circuit InspectionNKS0044C
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of LDW camera unit for damage, bend and loose connection (unit side
and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
AFS control unit
connectorTerminalResistance
(Approx.)
F110 30 7 54 – 66
PKIC0297E
BCM connector TerminalResistance
(Approx.)
M1 39 40 54 – 66
SKIA6869E
Page 4176 of 5621
![INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 10)
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2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect LDW camera unit connector.
2. Check resistance between INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 10)
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2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect LDW camera unit connector.
2. Check resistance between](/manual-img/42/57023/w960_57023-4175.png)
CAN SYSTEM (TYPE 10)
LAN-507
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2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect LDW camera unit connector.
2. Check resistance between LDW camera unit harness connector
terminals.
OK or NG
OK >> Replace LDW camera unit.
NG >> Repair harness between LDW camera unit and harness
connector M61.
Low Tire Pressure Warning Control Unit Circuit InspectionNKS0044D
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of low tire pressure warning control unit for damage, bend and loose con-
nection (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 low tire pressure warning control unit connector.
2. Check resistance between low tire pressure warning control unit
harness connector terminals.
OK or NG
OK >> Replace low tire pressure warning control unit.
NG >> Repair harness between low tire pressure warning con-
trol unit and data link connector.
Steering Angle Sensor Circuit InspectionNKS0044E
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.
LDW camera unit
connectorTerminalResistance
(Approx.)
M182 10 5 54 – 66
SKIB2333E
Low tire pressure
warning control
unit connectorTerminalResistance
(Approx.)
M19 15 16 54 – 66
PKIC0285E