2011 INFINITI QX56 Factory Service Manual

Page 3545 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN
AV BRANCH LINE CIRCUITLAN-125
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 1)]
C
D
E
F
G H
I
J
K L
B A
O P
N
AV BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256246
1.CHECK CONNECTOR
1.

Page 3546 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN-126
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 1)]
BCM BRANCH LINE CIRCUIT
BCM BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256247
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2.

Page 3547 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN
DLC BRANCH LINE CIRCUITLAN-127
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 1)]
C
D
E
F
G H
I
J
K L
B A
O P
N
DLC BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256250
1.CHECK CONNECTOR
1

Page 3548 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN-128
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 1)]
HVAC BRANCH LINE CIRCUIT
HVAC BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256251
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.

Page 3549 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN
M&A BRANCH LINE CIRCUITLAN-129
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 1)]
C
D
E
F
G H
I
J
K L
B A
O P
N
M&A BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256252
1.CHECK CONNECTOR
1

Page 3550 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN-130
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 1)]
STRG BRANCH LINE CIRCUIT
STRG BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256253
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.

Page 3551 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN
TPMS BRANCH LINE CIRCUITLAN-131
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 1)]
C
D
E
F
G H
I
J
K L
B A
O P
N
TPMS BRANCH 
LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256254
1.CHECK CONNECTO

Page 3552 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN-132
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 1)]
IPDM-E BRANCH LINE CIRCUIT
IPDM-E BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256255
1.CHECK CONNECTOR
1. Turn the ignition switch O