2011 INFINITI QX56 Factory Service Manual

Page 3585 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN
RDR-L BRANCH LINE CIRCUITLAN-165
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 2)]
C
D
E
F
G H
I
J
K L
B A
O P
N
RDR-L BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256308
1.CHECK CONNECT

Page 3586 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN-166
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 2)]
LANE BRANCH LINE CIRCUIT
LANE BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256309
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.

Page 3587 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN
APA BRANCH LINE CIRCUITLAN-167
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 2)]
C
D
E
F
G H
I
J
K L
B A
O P
N
APA BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256310
1.CHECK CONNECTOR
1

Page 3588 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN-168
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 2)]
LASER BRANCH LINE CIRCUIT
LASER BRANCH LINE CIRCUIT
Diagnosis ProcedureINFOID:0000000006256311
1.CHECK CONNECTOR
1. Turn the ignition switch OFF

Page 3589 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN
CAN COMMUNICATION CIRCUIT 1LAN-169
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 2)]
C
D
E
F
G H
I
J
K L
B A
O P
N
CAN COMMUNICAT
ION CIRCUIT 1
Diagnosis ProcedureINFOID:0000000006256313
1.CONNECTO

Page 3590 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN-170
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 2)]
CAN COMMUNICATION CIRCUIT 1
5.CHECK SYMPTOM
Connect all the connectors. Check if the symptoms descri bed in the “Symptom (Results from intervi

Page 3591 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN
CAN COMMUNICATION CIRCUIT 2LAN-171
< DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 2)]
C
D
E
F
G H
I
J
K L
B A
O P
N
CAN COMMUNICAT
ION CIRCUIT 2
Diagnosis ProcedureINFOID:0000000006256314
1.CONNECTO

Page 3592 of 5598

INFINITI QX56 2011  Factory Service Manual 
LAN-172
< DTC/CIRCUIT DIAGNOSIS >[CAN SYSTEM (TYPE 2)]
CAN COMMUNICATION CIRCUIT 2
Non-reproduced>>Start the diagnosis again. Follow 
the trouble diagnosis procedure when past error is
detected.
6.CH