Nissan Sentra manuals

Nissan Sentra Service Manual: 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
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Other materials:

Ipdm-e branch line circuit
Diagnosis procedure 1.Check connector Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the ipdm e/r for damage, bend and loose connection (unit side and connector side). Is the inspection result normal? Yes ...

Diagnosis system (ipdm e/r) (with intelligent key system)
Diagnosis description Auto active test Description In auto active test, the IPDM E/R sends a drive signal to the following systems to check their operation. Front wiper (lo, hi) Parking lamp License plate lamp Tail lamp Front fog lamp (if equipped) Headlamp (LO, HI) A/C compress ...

Basic inspection
Diagnosis and repair work flow Work flow OVERALL SEQUENCE DETAILED FLOW 1.GET INFORMATION FOR SYMPTOM Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurs). Check operation condition of the function th ...

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