Nissan Qashqai J11. Manual — part 1859
LAN
DIAGNOSIS AND REPAIR WORKFLOW
LAN-29
< BASIC INSPECTION >
[CAN FUNDAMENTAL]
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• When a CAN communication system error is present, multiple control units may malfunction or go into fail-
safe mode.
• Indication of the combination meter is important to detect the root cause because it is the most obvious to
the customer, and it performs CAN communication with many units.
>> GO TO 2.
2.
INSPECTION OF VEHICLE CONDITION
Check whether the symptom is reproduced or not.
NOTE:
Do not turn the ignition switch OFF or disconnect the 12V battery cable while reproducing the error. The error
may temporarily correct itself, making it difficult to determine the root cause.
>> GO TO 3.
3.
CHECK OF CAN SYSTEM TYPE (HOW TO USE CAN SYSTEM TYPE SPECIFICATION CHART)
Determine CAN system type based on vehicle equipment.
NOTE:
• This chart is used if CONSULT does not automatically recognize CAN system type.
• There are two styles for CAN system type specification charts. Depending on the number of available sys-
tem types, either style A or style B may be used.
• CAN System Type Specification Chart (Style A)
NOTE:
SKIB8717E
LAN-30
< BASIC INSPECTION >
[CAN FUNDAMENTAL]
DIAGNOSIS AND REPAIR WORKFLOW
CAN system type is easily checked with the vehicle equipment identification information shown in the chart.
• CAN System Type Specification Chart (Style B)
NOTE:
JSMIA0529GB
LAN
DIAGNOSIS AND REPAIR WORKFLOW
LAN-31
< BASIC INSPECTION >
[CAN FUNDAMENTAL]
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CAN system type is easily checked with the vehicle equipment identification information shown in the chart.
>> GO TO 4.
4.
CREATE INTERVIEW SHEET
Fill out the symptom described by the customer, vehicle condition, and CAN system type on the interview
sheet.
NOTE:
JSMIA0530GB
LAN-32
< BASIC INSPECTION >
[CAN FUNDAMENTAL]
DIAGNOSIS AND REPAIR WORKFLOW
Interview Sheet (Example)
>> GO TO 5.
5.
DETECT THE ROOT CAUSE
CAN diagnosis function of CONSULT detects a root cause.
>> GO TO 6.
6.
REPAIR OR REPLACE MALFUNCTIONING PART
Repair or replace malfunctioning parts identified by CAN diagnosis function of CONSULT.
Main line>>Refer to
.
Branch line>>Refer to
Short circuit>> Refer to
.
JSMIA0531GB
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