Nissan Sentra manuals

Nissan Sentra Service Manual: Basic inspection

Diagnosis and repair work flow

Work Flow

Overall sequence

Detailed flow


Detailed flow

1. Get information for symptom

Get the detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred).

>> Go to 2.

2. Check dtc

  1. Check dtc.
  2. Perform the following procedure if dtc is displayed.
  1. Check related service bulletins for information.

Is any symptom described and any dtc detected? Symptom is described, dtc is displayed>>go to 3.

Symptom is described, dtc is not displayed>>go to 4.

Symptom is not described, dtc is displayed>>go to 5.

3. Confirm the symptom

Confirm the symptom described by the customer.

Connect consult to the vehicle in “data monitor” mode and check real time diagnosis results.

Verify relation between the symptom and the condition when the symptom is detected.

>> Go to 5.

4. Confirm the symptom

Confirm the symptom described by the customer.

Connect consult to the vehicle in “data monitor” mode and check real time diagnosis results.

Verify relation between the symptom and the condition when the symptom is detected.

>> Go to 6.

5. Perform dtc confirmation procedure

Perform dtc confirmation procedure for the displayed dtc, and then check that dtc is detected again.

At this time, always connect consult to the vehicle, and check diagnostic results in real time.

If two or more dtcs are detected, refer to bcs-48, "dtc inspection priority chart" or bcs-108, "dtc inspection priority chart" and determine trouble diagnosis order.

Note:

Is dtc detected? Yes >> go to 8.

No >> refer to gi-39, "intermittent incident".

6. Perform basic inspection

Perform def-27, "work flow".

>> Go to 7

7. Detect malfunctioning system by symptom table

Detect malfunctioning system according to def-6, "system description" based on the confirmed symptom in step 4, and determine the trouble diagnosis order based on possible causes and symptom.

>> Go to 8.

8. Detect malfunctioning part by diagnostic procedure

Inspect according to diagnostic procedure of the system.

Note:

The Diagnostic Procedure described based on open circuit inspection. A short circuit inspection is also required for the circuit check in the Diagnostic Procedure.

Is malfunctioning part detected? YES >> GO TO 9.

NO >> Check voltage of related BCM terminals using CONSULT.

9. Repair or replace the malfunctioning part

  1. Repair or replace the malfunctioning part.
  2. Reconnect parts or connectors disconnected during diagnostic procedure again after repair and replacement.
  3. Check dtc. If dtc is displayed, erase it.

>> Go to 10.

10. Final check

When dtc was detected in step 2, perform dtc confirmation procedure or component function check again, and then check that the malfunction have been repaired securely.

When symptom was described from the customer, refer to confirmed symptom in step 3 or 4, and check that the symptom is not detected.

Does the symptom reappear? Yes (dtc is detected)>>go to 8.

Yes (symptom remains)>>go to 6.

No >> inspection end.

Wiring diagram
Rear window defogger system Wiring diagram ...

Dtc/circuit diagnosis
...

Other materials:

Bluetooth® settings
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Door locks/unlocks precaution
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Removal and installation
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