Nissan Sentra manuals

Nissan Sentra Service Manual: Basic inspection

Diagnosis and repair workflow

Work flow

OVERALL SEQUENCE

DETAILED FLOW


DETAILED FLOW

1.INTERVIEW FOR MALFUNCTION

Find out what the customer's concerns are.

>> GO TO 2.

2.SYMPTOM CHECK

Verify the symptom from the customer's information.

>> GO TO 3.

3.BASIC INSPECTION

Check the operation of each part. Check that any concerns occur other than those mentioned in the customer interview.

>> GO TO 4.

4.SELF-DIAGNOSIS WITH CONSULT

Perform the self-diagnosis with CONSULT. Check that any DTC is detected.

Is any DTC detected? YES >> GO TO 5.

NO >> GO TO 6.

5.TROUBLE DIAGNOSIS BY DTC

Perform the trouble diagnosis for the detected DTC. Specify the malfunctioning part.

>> GO TO 9.

6.FAIL-SAFE ACTIVATION CHECK

Determine if the customer's concern is related to fail-safe activation.

Does the fail-safe activate? YES >> GO TO 7.

NO >> GO TO 8.

7.SYSTEM DIAGNOSIS

Perform the system diagnosis for the system in which the fail-safe activates. Specify the malfunctioning part.

>> GO TO 9.

8.SYMPTOM DIAGNOSIS

Perform the symptom diagnosis, refer to INL-51, "Symptom Table". Specify the malfunctioning part.

>> GO TO 9.

9.MALFUNCTION PART REPAIR

Repair or replace the malfunctioning part.

>> GO TO 10.

10.REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT)

Perform the self-diagnosis with CONSULT. Verify that no DTCs are detected. Erase all DTCs detected prior to the repair. Verify that DTC is not detected again.

Is any DTC detected? YES >> GO TO 5.

NO >> GO TO 11.

11.REPAIR CHECK (OPERATION CHECK)

Check the operation of each part.

Does it operate normally? YES >> Inspection End.

NO >> GO TO 3.

Wiring diagram
Interior room lamp control system Wiring diagram Illumination Wiring diagram ...

Dtc/circuit diagnosis
...

Other materials:

P0031, P0032 A/F sensor 1 Heater
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0031 A/F SEN 1 HTR (B1) (HO2S heater control circuit low bank 1 sensor 1) The current amperage in the A/F sensor 1 heater circui ...

Parking brake
WARNING Be sure the parking brake is fully released before driving. Failure to do so can cause brake failure and lead to an accident. Do not release the parking brake from outside the vehicle. Do not use the shift lever in place of the parking brake. When parki ...

Parking/parking on hills
WARNING Do not stop or park the vehicle over flammable materials such as dry grass, waste paper or rags. They may ignite and cause a fire. Safe parking procedures require that both the parking brake be set and the transmission placed into P (Park) for CVT m ...

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