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:

Door switch
Component Function Check 1.Check function Select DOOR LOCK of BCM using CONSULT Select door sw-dr, door sw-as in data monitor mode Check that the function operates normally according to the following conditions. Is the inspection result normal? YES >> Door switch is OK. NO ...

Ecu diagnosis information
Av control unit Reference value TERMINAL LAYOUT PHYSICAL VALUES Dtc index ...

Clutch piping
Exploded View CSC (Concentric Slave Cylinder) Clip Clutch tube Clutch damper Bracket Clutch master cylinder Hydraulic Layout Clutch tube Lock pin CSC (Concentric Slave Cylinder) Clutch damper Clutch master cylinder Clutch pedal Removal and Installation CAU ...

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