Nissan Sentra manuals

Nissan Sentra Service Manual: Basic inspection

Nissan Sentra Service Manual / Ventilation, heater & air conditioner / Heater & air conditioning system / Basic inspection

Diagnosis and repair workflow

Workflow

OVERALL SEQUENCE

DETAILED FLOW


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


  1. Turn ignition switch ON.
  2. Select “Self Diagnostic Result” mode of “HVAC” using CONSULT.
  3. 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


  1. Turn ignition switch ON.
  2. Select “Self Diagnostic Result” mode of “HVAC” using CONSULT.
  3. 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 ...

Symptom diagnosis
...

Other materials:

Steering column
Exploded View Steering column assembly Slide plates lower shaft assembly Removal and Installation REMOVAL CAUTION: While removing the steering column assembly, do not unlock the tilt lever. Do not impact on the axis when removing steering column assembly. ...

Heater and air conditioner (automatic) (if so equipped)
Temperature control buttons (driver’s side) (front defroster) button (rear window defroster) button Display screen MODE (manual air flow control) button Fresh air intake button Air recirculation button Temperature control buttons (passenger’s side) DUAL button ...

Maintenance data  (fuel, oil level, etc.)
Dimensions and weights (2WD models) *1: Unladen vehicles *2: For LE or XLE grade models *3: For SE or XSE grade models *4: 205/65R16 tires *5: 215/55R17 tires and TRD models with 235/40R19 tires *6: 235/45R18, and SE or XSE grade models with 235/40R19 tires *7: For TRD models Dimensions an ...

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