2007 INFINITI QX56 Factory Service Manual

Page 2145 of 3061

INFINITI QX56 2007  Factory Service Manual LAN-14
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
TROUBLE DIAGNOSES WORK FLOW
Trouble Diagnosis Flow Chart
INFOID:0000000003533617
Trouble Diagnosis ProcedureINFOID:0000000003533618
INTERVIEW WITH CUSTO

Page 2146 of 3061

INFINITI QX56 2007  Factory Service Manual TROUBLE DIAGNOSES WORK FLOW
LAN-15
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
C
D
E
F
G
H
I
J
L
MA
B
LAN
N
O
P
• Result: Symptom
NOTE:
• Check normal units as well as error symptoms.
- Example: Circ

Page 2147 of 3061

INFINITI QX56 2007  Factory Service Manual LAN-16
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
TROUBLE DIAGNOSES WORK FLOW
CAN system type is easily checked with the vehicle equipment identification information shown in the chart.
CAN System Type

Page 2148 of 3061

INFINITI QX56 2007  Factory Service Manual TROUBLE DIAGNOSES WORK FLOW
LAN-17
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
C
D
E
F
G
H
I
J
L
MA
B
LAN
N
O
P
CAN system type is easily checked with the vehicle equipment identification information sho

Page 2149 of 3061

INFINITI QX56 2007  Factory Service Manual LAN-18
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
TROUBLE DIAGNOSES WORK FLOW
Interview Sheet (Example)
CREATE DATA SHEET
Create CONSULT-II Data Attachment Sheet
Print out the following CONSULT-II scree

Page 2150 of 3061

INFINITI QX56 2007  Factory Service Manual TROUBLE DIAGNOSES WORK FLOW
LAN-19
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
C
D
E
F
G
H
I
J
L
MA
B
LAN
N
O
P
Some items may not be needed depending on CAN system type of vehicle.
Create On-board Diagn

Page 2151 of 3061

INFINITI QX56 2007  Factory Service Manual LAN-20
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
TROUBLE DIAGNOSES WORK FLOW
• For the details, refer to LAN-54, "Data Sheet".
CREATE DIAGNOSIS SHEET
NOTE:
Be sure to use the diagnosis sheet for the

Page 2152 of 3061

INFINITI QX56 2007  Factory Service Manual TROUBLE DIAGNOSES WORK FLOW
LAN-21
< SERVICE INFORMATION >[CAN FUNDAMENTAL]
C
D
E
F
G
H
I
J
L
MA
B
LAN
N
O
P
• For abbreviations, refer to LAN-37, "Abbreviation List".
DETECT THE ROOT CAUSE
Identify