Nissan Sentra manuals

Nissan Sentra Service Manual: Basic inspection

Diagnosis and repair workflow

Work Flow

Detailed flow

1.Interview from the customer

Clarify customer complaints before inspection. First of all, perform an interview utilizing stc-20, "diagnostic work sheet" and reproduce symptoms as well as fully understand it. Ask customer about his/her complaints carefully. Check symptoms by driving vehicle with customer, if necessary.

Caution:

Customers are not professional. Never guess easily like “maybe the customer means that...,” Or “maybe the customer mentions this symptom”.

>> Go to 2.

2.Check symptom

Reproduce the symptom that is indicated by the customer, based on the information from the customer obtained by interview. Also check that the symptom is not caused by protection function. Refer to STC-13, "Protection Function".

Caution:

When the symptom is caused by normal operation, fully inspect each portion and obtain the understanding of customer that the symptom is not caused by a malfunction.

>> Go to 3.

3.Perform self-diagnosis

Perform self-diagnosis. With consult


Perform self-diagnosis.

Is any dtc detected? Yes >> record or print dtc and freeze frame data (ffd). Go to 4.

No >> go to 6.

4.Recheck symptom

With consult


  1. Erase self-diagnostic results.

  2. Perform dtc confirmation procedures for the malfunctioning system.

Note:

If some DTCs are detected at the same time, determine the order for performing the diagnosis based on STC- 14, "DTC Inspection Priority Chart".

Is any dtc detected? Yes >> go to 5.

No >> check harness and connectors based on the information obtained by interview. Refer to gi-39, "intermittent incident".

5.Repair or replace malfunctioning parts

>> Go to 7.

6.Identify malfunctioning system by symptom diagnosis

Estimate malfunctioning system based on symptom diagnosis and perform inspection.

Can the malfunctioning system be identified?

Yes >> go to 7.

No >> check harness and connectors based on the information obtained by interview. Refer to gi-39, "intermittent incident".

7.Final check

With consult


  1. Check the reference value for eps control unit.

  2. Recheck the symptom and check that symptom is not reproduced on the same conditions.

Is the symptom reproduced? YES >> GO TO 3.

NO >> Inspection End.

Diagnostic Work Sheet

Description

Interview sheet sample


DTC/circuit diagnosis


Wiring diagram
Power steering control system Wiring Diagram ...

DTC/circuit diagnosis
...

Other materials:

Inside mirror
Exploded view Manual mirror Windshield glass Inside mirror base Inside mirror assembly Auto anti-dazzle mirror Windshield glass Inside mirror base Harness connector Mirror screw Inside mirror assembly Inside mirror cover Removal and installation Manual mirror ...

Body sealing
Description The following figure shows the areas which are sealed at the factory. Sealant which has been applied to these areas should be smooth and free from cuts or gaps. Care should be taken not to apply an excess amount of sealant and not to allow other unaffected parts to come into conta ...

Meter buzzer circuit
Description The buzzer for warning chime system is installed in the combination meter. The combination meter sounds the alarm buzzer based on the signals transmitted from various units. Component function check 1.Check operation of meter buzzer Select BUZZER of BCM on CONSULT. ...

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