2007 INFINITI QX56 Factory Service Manual

Page 161 of 3061

INFINITI QX56 2007  Factory Service Manual DTC U1000 CAN COMMUNICATION LINE
AT-91
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
DTC U1000 CAN COMMUNICATION LINE
DescriptionINFOID:0000000003532260
CAN (Controller Area Network) is a se

Page 162 of 3061

INFINITI QX56 2007  Factory Service Manual AT-92
< SERVICE INFORMATION >
DTC U1000 CAN COMMUNICATION LINE
Wiring Diagram - AT - CAN
INFOID:0000000003532264
TCM Input/Output Signal Reference Values
Refer to AT-82, "TCM Input/Output Signal Refer

Page 163 of 3061

INFINITI QX56 2007  Factory Service Manual DTC U1000 CAN COMMUNICATION LINE
AT-93
< SERVICE INFORMATION >
D
E
F
G
H
I
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K
L
MA
B
AT
N
O
P
Diagnosis ProcedureINFOID:0000000003532265
1.CHECK CAN COMMUNICATION CIRCUIT
 With CONSULT-II1. Turn igni

Page 164 of 3061

INFINITI QX56 2007  Factory Service Manual AT-94
< SERVICE INFORMATION >
DTC P0615 START SIGNAL CIRCUIT
DTC P0615 START SIGNAL CIRCUIT
DescriptionINFOID:0000000003532266
• TCM prohibits cranking other than at “P” or “N” position.
CON

Page 165 of 3061

INFINITI QX56 2007  Factory Service Manual DTC P0615 START SIGNAL CIRCUIT
AT-95
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
Wiring Diagram - AT - STSIGINFOID:0000000003532271
TCM Input/Output Signal Reference Values
Refer to AT-82,

Page 166 of 3061

INFINITI QX56 2007  Factory Service Manual AT-96
< SERVICE INFORMATION >
DTC P0615 START SIGNAL CIRCUIT
 With CONSULT-II
1. Turn ignition switch “ON”. (Do not start engine.)
2. Select “SELECTION FROM MENU” in “DATA MONITOR” mode
fo

Page 167 of 3061

INFINITI QX56 2007  Factory Service Manual DTC P0615 START SIGNAL CIRCUIT
AT-97
< SERVICE INFORMATION >
D
E
F
G
H
I
J
K
L
MA
B
AT
N
O
P
OK >> GO TO 4.
NG >> Replace open circuit or short to ground and short to power in harness or connectors.
4

Page 168 of 3061

INFINITI QX56 2007  Factory Service Manual AT-98
< SERVICE INFORMATION >
DTC P0700 TCM
DTC P0700 TCM
DescriptionINFOID:0000000003532273
The TCM consists of a microcomputer and connectors for signal input and output and for power supply. The
TC