Nissan Sentra Service Manual: Diagnosis and repair workflow

Nissan Sentra Service Manual / Body exterior, doors, roof & vehicle security / Roof / Basic inspection / Diagnosis and repair workflow

Work flow

Overall sequence

Detailed flow

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.

Inspection and adjustment

Additional service when replacing control unit Additional service when replacing control unit : description Memory reset procedure Please observe the following instructions at confirming the moo ...

Other materials:

Can communication circuit
Diagnosis procedure 1.CONNECTOR INSPECTION Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Disconnect all the unit connectors on CAN communication system. Check terminals and connectors for damage, bend and loose connection. Is the inspection resu ...

Automatic operation
Heating (A/C OFF) The air conditioner does not activate. When you need to heat only, use this mode. Press the A/C button. (A/C OFF will be displayed and A/C indicator will turn off.) Use the temperature control buttons to set the desired temperature. The temperature of the passenge ...

ASCD Indicator
Component Function Check 1.CHECK ASCD INDICATOR FUNCTION Check ASCD indicator under the following conditions. ASCD INDICATOR CONDITION SPECIFICATION CRUISE LAMP Ignition switch: ON MAIN switch: Pressed at the 1st time → at the 2nd ti ...