check INFINITI M35 2006 Factory Service Manual

CAN SYSTEM (TYPE 6)
LAN-299
[CAN]
C
D
E
F
G
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MA
B
LAN
Revision: 2006 January2006 M35/M45
Case 16
Check driver seat control unit circuit. Refer to LAN-311, "Driver Seat Control Unit Circuit Inspection" .
PKIB8462E
SKIB4228E

LAN-300
[CAN]
CAN SYSTEM (TYPE 6)
Revision: 2006 January2006 M35/M45
Case 17
Check ABS actuator and electric unit (control unit) circuit. Refer to LAN-312, "ABS Actuator and Electric Unit
(Control Unit) Circuit Inspection" .
PKIB8463E
SKIB4229E

CAN SYSTEM (TYPE 6)
LAN-301
[CAN]
C
D
E
F
G
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MA
B
LAN
Revision: 2006 January2006 M35/M45
Case 18
Check IPDM E/R circuit. Refer to LAN-312, "IPDM E/R Circuit Inspection" .
PKIB8464E
SKIB4230E

LAN-302
[CAN]
CAN SYSTEM (TYPE 6)
Revision: 2006 January2006 M35/M45
Case 19
Check CAN communication circuit. Refer to LAN-313, "CAN Communication Circuit Inspection" .
Case 20
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to LAN-320, "IPDM E/R Ignition Relay
Circuit Inspection" .
PKIB8465E
PKIB8466E

CAN SYSTEM (TYPE 6)
LAN-303
[CAN]
C
D
E
F
G
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MA
B
LAN
Revision: 2006 January2006 M35/M45
Case 21
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-320, "IPDM E/R Ignition Relay
Circuit Inspection" .
Inspection Between TCM and Data Link Connector CircuitNKS0041A
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.
PKIB8467E
AB
Continuity
Connector Terminal Connector Terminal
M7243H
M61 1 Yes
42H 2 Yes
PKIC0279E

LAN-304
[CAN]
CAN SYSTEM (TYPE 6)
Revision: 2006 January2006 M35/M45
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 CircuitNKS0041B
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

CAN SYSTEM (TYPE 6)
LAN-305
[CAN]
C
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B
LAN
Revision: 2006 January2006 M35/M45
Inspection Between RAS Control Unit and Driver Seat Control Unit CircuitNKS0041C
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
–Harness connector B15
4. Check continuity between RAS control unit harness 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.
Inspection Between Driver Seat Control Unit and ABS Actuator and Electric Unit
(Control Unit) Circuit
NKS0041D
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.
AB
Continuity
Connector Terminal Connector Terminal
B1271
B153Yes
819Yes
PKIC0302E
AB
Continuity
Connector Terminal Connector Terminal
B153
B3 9Yes
19 8 Yes
PKIC0283E

LAN-306
[CAN]
CAN SYSTEM (TYPE 6)
Revision: 2006 January2006 M35/M45
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.
ECM Circuit InspectionNKS0041E
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.
TCM Circuit InspectionNKS0041F
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.
AB
Continuity
Connector Terminal Connector Terminal
E1059
E30 35 Yes
814Yes
PKIC0284E
ECM connector TerminalResistance
(Approx.)
M71 94 86 108 – 132
PKIA9860E

CAN SYSTEM (TYPE 6)
LAN-307
[CAN]
C
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B
LAN
Revision: 2006 January2006 M35/M45
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 InspectionNKS0041G
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.
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 InspectionNKS0041H
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.
A/T assembly
connectorTerminalResistance
(Approx.)
F42 3 8 54 – 66
SKIA6866E
AFS control unit
connectorTerminalResistance
(Approx.)
F110 30 7 54 – 66
PKIC0297E

LAN-308
[CAN]
CAN SYSTEM (TYPE 6)
Revision: 2006 January2006 M35/M45
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 harness connector
M61.
Low Tire Pressure Warning Control Unit Circuit InspectionNKS0041I
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 InspectionNKS0041J
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.
BCM connector TerminalResistance
(Approx.)
M1 39 40 54 – 66
SKIA6869E
Low tire pressure
warning control
unit connectorTerminalResistance
(Approx.)
M19 15 16 54 – 66
PKIC0285E