2009 INFINITI QX56 Factory Service Manual

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Page 2625 of 4171

INFINITI QX56 2009 Factory Service Manual LAN-56
< COMPONENT DIAGNOSIS >[CAN]
CAN COMMUNICATION SYSTEM
AAMIA0013GB
Revision: December 20092009 QX56

Page 2626 of 4171

INFINITI QX56 2009 Factory Service Manual LAN
CAN COMMUNICATION SYSTEMLAN-57
< COMPONENT DIAGNOSIS > [CAN]
C
D
E
F
G H
I
J
K L
B A
O P
N
AAMIA0014GB
Revision: December 20092009 QX56

Page 2627 of 4171

INFINITI QX56 2009 Factory Service Manual LAN-58
< COMPONENT DIAGNOSIS >[CAN]
CAN COMMUNICATION SYSTEM
AAMIA0015GB
Revision: December 20092009 QX56

Page 2628 of 4171

INFINITI QX56 2009 Factory Service Manual LAN
CAN COMMUNICATION SYSTEMLAN-59
< COMPONENT DIAGNOSIS > [CAN]
C
D
E
F
G H
I
J
K L
B A
O P
N
AAMIA0016GB
Revision: December 20092009 QX56

Page 2629 of 4171

INFINITI QX56 2009 Factory Service Manual LAN-60
< COMPONENT DIAGNOSIS >[CAN]
MALFUNCTION AREA CHART
MALFUNCTION AREA CHART
Main LineINFOID:0000000003776459
Branch LineINFOID:0000000003776460
Short CircuitINFOID:0000000003776461
Malfunction A

LAN-60
< COMPONENT DIAGNOSIS >[CAN]
MALFUNCTION AREA CHART
MALFUNCTION AREA CHART
Main LineINFOID:0000000003776459
Branch LineINFOID:0000000003776460
Short CircuitINFOID:0000000003776461
Malfunction Area
Reference
Main line between TCM and driver seat control unit LAN-61, "
Diagnosis Procedure"
Main line between TCM and ICC sensorLAN-63, "Diagnosis Procedure"
Main line between ICC sensor and ICC unitLAN-64, "Diagnosis Procedure"
Main line between ICC unit and driver seat control unitLAN-65, "Diagnosis Procedure"
Main line between driver seat control unit and AV control unitLAN-66, "Diagnosis Procedure"
Main line between AV control unit and data link connectorLAN-67, "Diagnosis Procedure"
Main line between data link connector and combination meterLAN-68, "Diagnosis Procedure"
Main line between combination meter and ABS actuator and
electric unit (control unit)LAN-69, "Diagnosis Procedure"
Malfunction Area
Reference
ECM branch line circuit LAN-70, "
Diagnosis Procedure"
TCM branch line circuitLAN-71, "Diagnosis Procedure"
ICC sensor branch line circuitLAN-72, "Diagnosis Procedure"
ICC unit branch line circuitLAN-73, "Diagnosis Procedure"
Driver seat control unit branch line circuitLAN-74, "Diagnosis Procedure"
AV control unit branch line circuitLAN-75, "Diagnosis Procedure"
BCM branch line circuit LAN-76, "Diagnosis Procedure"
Data link connector branch line circuit LAN-77, "Diagnosis Procedure"
A/C auto amp. branch line circuitLAN-78, "Diagnosis Procedure"
Intelligent Key unit branch line circuitLAN-79, "Diagnosis Procedure"
Combination meter branch line circuit LAN-80, "Diagnosis Procedure"
Steering angle sensor branch line circuit LAN-81, "Diagnosis Procedure"
Transfer control unit branch line circuit LAN-82, "Diagnosis Procedure"
ABS actuator and electric unit (control unit) branch line circuit LAN-83, "Diagnosis Procedure"
IPDM E/R branch line circuit LAN-84, "Diagnosis Procedure"
Malfunction Area Reference
CAN communication circuit LAN-85, "
Diagnosis Procedure"
Revision: December 20092009 QX56

Page 2630 of 4171

INFINITI QX56 2009 Factory Service Manual LAN
MAIN LINE BETWEEN TCM AND ADP CIRCUITLAN-61
< COMPONENT DIAGNOSIS > [CAN]
C
D
E
F
G H
I
J
K L
B A
O P
N
MAIN LINE BETWEEN TCM AND ADP CIRCUIT
Diagnosis ProcedureINFOID:0000000003776462
INSPECTION

Page 2631 of 4171

INFINITI QX56 2009 Factory Service Manual LAN-62
< COMPONENT DIAGNOSIS >[CAN]
MAIN LINE BETWEEN TCM AND ADP CIRCUIT
• Decision of CAN system type.
• Not received CONSULT-III data [SELF-DIAG RESULTS, CAN DIAG SUPPORT MNTR (“ECU
list” i

Page 2632 of 4171

INFINITI QX56 2009 Factory Service Manual LAN
MAIN LINE BETWEEN TCM AND LASER CIRCUITLAN-63
< COMPONENT DIAGNOSIS > [CAN]
C
D
E
F
G H
I
J
K L
B A
O P
N
MAIN LINE BETWEEN TC
M AND LASER CIRCUIT
Diagnosis ProcedureINFOID:0000000003776463
INSPEC

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