Nissan Sentra Service Manual: Diagnosis and repair workflow

Work flow

Overall sequence

Detailed flow

1. Obtain information about symptom

Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.

>> GO TO 2.

2. Confirm concern

Check the malfunction on the vehicle that the customer describes.

Inspect the relation of the symptoms and the condition when the symptoms occur.

>> Go to 3.

3. Identify the malfunctioning system with symptom diagnosis

Use Symptom diagnosis from the symptom inspection result in step 2 and then identify where to start performing the diagnosis based on possible causes and symptoms.

>> GO TO 4.

4. Perform the component diagnosis of the applicable system

Perform the diagnosis with Component diagnosis of the applicable system.

>> GO TO 5.

5. Repair or replace the malfunctioning parts

Repair or replace the specified malfunctioning parts.

>> Go to 6.

6. Final check

Check that malfunctions are not reproduced when obtaining the malfunction information from the customer, referring to the symptom inspection result in step 2.

Are the malfunctions corrected? Yes >> inspection end.

No >> go to 3.