Nissan Sentra Service Manual: Basic inspection
Diagnosis and repair workflow
Workflow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.
>> GO TO 2.
2.SYMPTOM CHECK
Verify symptoms.
>> GO TO 3.
3.CHECK FOR DTCS
With CONSULT
- Turn ignition switch ON.
- Select “Self Diagnostic Result” mode of “HVAC” using CONSULT.
- Check DTC.
Is any DTC detected? YES >> GO TO 4.
NO >> GO TO 5.
4.PERFORM DTC DIAGNOSTIC PROCEDURE
Perform the diagnostic procedure for the detected DTC. Refer to HAC-37, "DTC Inspection Priority Chart".
>> GO TO 7.
5.OPERATION CHECK
Perform the operation check. Refer to HAC-53, "Work Procedure" (automatic A/C) or HAC-157, "Work Procedure" (manual A/C).
>> GO TO 6.
6.SYMPTOM DIAGNOSIS
Check the symptom diagnosis table. Refer to HA-17, "Symptom Table".
>> GO TO 8.
7.VERIFY REPAIR
With CONSULT
- Turn ignition switch ON.
- Select “Self Diagnostic Result” mode of “HVAC” using CONSULT.
- Check DTC.
Is any DTC detected? YES >> GO TO 4.
NO >> GO TO 8.
8.PERFORM FINAL OPERATION CHECK
Perform the operation check. Refer to HAC-53, "Work Procedure" (automatic A/C) or HAC-157, "Work Procedure" (manual A/C).
Does it operate normally? YES >> Inspection End.
NO >> GO TO 2.
System description
Refrigeration system
Component part location
High-pressure service port
High-pressure pipe
Expansion valve
Low-pressure service port
Low-pressure flexible hose
Compressor
Refrige ...
Other materials:
Air flow charts
The following charts show the button and dial
positions for MAXIMUM AND QUICK heating,
cooling or defrosting. The air recirculation
button should always be in the OFF position
for heating and defrosting.
...
Installing front license plate
Use the following steps to mount the front license
plate:
Make holes on the plastic finisher at the
location mark (small dimple) using a 0.20 in
(5 mm) drill. Apply light pressure to the drill.
Install the license plate holder using the two
screws provided with the holder.
Mount ...
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 ...
