Nissan Sentra Service Manual: Basic inspection
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.
>> GO TO 2.
2.CHECK SYMPTOM
- Check the symptom based on the information obtained from the customer.
- Check if any other malfunctions are present.
>> GO TO 3.
3.CHECK CONSULT SELF-DIAGNOSIS RESULTS
Connect CONSULT and perform self-diagnosis. Refer to MWI-26, "DTC Index".
Are self-diagnosis results normal? YES >> GO TO 4.
NO >> GO TO 5.
4.NARROW DOWN MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS
Perform symptom diagnosis and narrow down the malfunctioning parts.
>> GO TO 5.
5.REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace malfunctioning parts.
NOTE:
If DTC is displayed, erase DTC after repairing or replacing malfunctioning parts.
>> GO TO 6.
6.FINAL CHECK
Check that the warning buzzer in the combination meter operates normally.
Does it operate normally? YES >> Inspection End.
NO >> GO TO 1.
Wiring diagram
Warning chime system
Wiring diagram
...
Other materials:
Three Way Catalyst
If a large amount of unburned fuel flows into the catalyst, the catalyst
temperature will be excessively high. To
prevent this, follow the instructions.
Use unleaded gasoline only. Leaded gasoline will seriously damage the
three way catalyst.
When checking for ignition spark or measuring ...
ABS Warning lamp
Component Function Check
1.CHECK ABS WARNING LAMP FUNCTION
Check that ABS warning lamp in combination meter turns ON for
approximately 2 seconds after ignition switch
is turned ON.
Is the inspection result normal?
YES >> Inspection End.
NO >> Proceed to diagnosis procedure. ...
Precaution
Precautions for Trouble Diagnosis
Caution:
Follow the instructions listed below. Failure to do this may cause
damage to parts:
Never apply 7.0 V or more to the measurement terminal.
Use a tester with open terminal voltage of 7.0 V or less.
Turn the ignition switch off and disconnect the ...
