Nissan Sentra Service Manual: Basic inspection
Diagnosis and repair work flow
Work flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW FOR MALFUNCTION
Find out what the customer's concerns are.
>> GO TO 2
2.SYMPTOM CHECK
Verify the symptom from the customer's information.
>> GO TO 3
3.BASIC INSPECTION
Check the operation of each part. Check that any concerns occur other than those mentioned in the customer interview.
>> GO TO 4
4.SELF-DIAGNOSIS WITH CONSULT
Perform the self diagnosis with CONSULT. Check that any DTC is detected.
Is any DTC detected? YES >> GO TO 5
NO >> GO TO 6
5.TROUBLE DIAGNOSIS BY DTC
Perform the trouble diagnosis for the detected DTC. Specify the malfunctioning part.
>> GO TO 9
6.FAIL-SAFE ACTIVATION CHECK
Determine if the customer's concern is related to fail-safe activation.
Does the fail-safe activate? YES >> GO TO 7
NO >> GO TO 8
7.SYSTEM DIAGNOSIS
Perform the system diagnosis for the system in which the fail-safe activates. Specify the malfunctioning part.
>> GO TO 9
8.SYMPTOM DIAGNOSIS
Perform the symptom diagnosis. Specify the malfunctioning part.
>> GO TO 9
9.MALFUNCTION PART REPAIR
Repair or replace the malfunctioning part.
>> GO TO 10
10.REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT)
Perform the self diagnosis with CONSULT. Verify that no DTCs are detected. Erase all DTCs detected prior to the repair. Verify that DTC is not detected again.
Is any DTC detected? YES >> GO TO 5
NO >> GO TO 11
11.REPAIR CHECK (OPERATION CHECK)
Check the operation of each part.
Does it operate normally?
YES >> Inspection End.
NO >> GO TO 3
Wiring diagram
Headlamp
Wiring diagram
Daytime light system
Wiring diagram
Auto light system
Wiring diagram
Front fog lamp
Wiring diagram
...
Other materials:
Automatic operation
Heating (A/C OFF)
The air conditioner does not activate. When you
need to heat only, use this mode.
Press the A/C button. (A/C OFF will be
displayed and A/C indicator will turn off.)
Use the temperature control buttons to set
the desired temperature.
The temperature of the passenge ...
Engine oil
Inspection
Engine oil level
Note:
Before starting engine, put vehicle horizontally and check the engine oil
level. If engine is already started, stop
it and allow 10 minutes before checking.
Pull out oil level gauge and wipe it clean.
Insert oil level gauge and check that the engine oil ...
Diagnosis system (bcm) (with intelligent
key system)
Common item
Common item : consult function (bcm -
common item)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
Direct Diagnostic Mode
Description
ECU identification
The BCM part number is displayed.
Self Diagnostic Result
...
