Nissan Sentra manuals

Nissan Sentra Service Manual: Diagnosis and repair work flow

Work flow

OVERALL SEQUENCE

DETAILED FLOW


DETAILED FLOW

1.INTERVIEW THE CUSTOMER FOR THE SYMPTOM

Interview the customer for the symptom (the condition and the environment when the incident/malfunction occurs).

>> GO TO 2.

2.CHECK SYMPTOM

Check the symptom from the customer information.

>> GO TO 3.

3.CHECK WARNING LAMP OPERATION

Check air bag warning lamp operation in the user mode. Refer to SRC-15, "On Board Diagnosis Function".

Are any malfunction detected? YES >> GO TO 5.

NO >> GO TO 4.

4.CHECK LOW VOLTAGE

Check low voltage.

Are any malfunction detected? YES >> GO TO 9.

NO >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".

5.CHECK SELF DIAGNOSTIC RESULTS

Check self diagnostic result with CONSULT or diagnosis mode.

If it is impossible to switch to diagnosis mode, follow the same procedure that DTC is not detected.

NOTE:

Perform the following procedure if DTC is detected.

Is DTC detected? YES >> GO TO 6.

NO >> GO TO 7.

6.PERFORM DTC CONFIRMATION PROCEDURE

Perform DTC CONFIRMATION PROCEDURE for the DTC.

>> GO TO 8.

7.PERFORM DIAGNOSIS ACCORDING TO WARNING LAMP OPERATION

  1. Check air bag warning lamp operation in the user mode. Refer to SRC-15, "On Board Diagnosis Function".
  2. Perform Diagnosis Procedure for the air bag warning lamp operation. Refer to SRC-15, "On Board Diagnosis Function" (USER MODE).

>> GO TO 9.

8.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE

Inspect according to Diagnostic Procedure of the DTC.

>> GO TO 9.

9.REPAIR OR REPLACE THE MALFUNCTION PART

Repair or replace the malfunctioning part.

>> GO TO 10.

10.FINAL CHECK

Check self diagnostic result and air bag warning lamp operation in the user mode.

Is the malfunction repaired? YES >> INSPECTION END

NO >> GO TO 2.

Basic inspection
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Inspection and adjustment
Additional service when replacing control unit ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description WARNING: Always perform zero point reset using CONSULT when removing and installing th ...

Other materials:

B0021 Side curtain air bag module LH
Description DTC B0021 LH SIDE CURTAIN AIR BAG MODULE The LH side curtain air bag module is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will monitor for opens and shorts in detected lines to the LH side curtain air bag module. PART LOCATION Refer to SRC-5, ...

Component parts
Component parts location BCM (view with instrument panel removed) Key switch (without Intelligent Key) Push-button ignition switch (with Intelligent Key) IPDM E/R Illumination control switch Combination switch (lighting and turn signal switch) Front door lock LH (key cylin ...

C1105, C1106, C1107, C1108 Wheel sensor
Description When the sensor rotor rotates, the magnetic field changes. It converts the magnetic field changes to current signals (rectangular wave) and transmits them to the ABS actuator and electric unit (control unit). DTC Logic DTC DETECTION LOGIC DTC Display Item Malfunct ...

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