Nissan Juke Service and Repair Manual : Basic inspection

Diagnosis and repair work flow

Work Flow

DETAILED FLOW

1.INTERVIEW FROM THE CUSTOMER

Clarify customer complaints before inspection. First of all, perform an interview utilizing BRC-34, "Diagnostic Work Sheet" and reproduce the symptom 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 fail-safe mode. Refer to BRC-19, "Failsafe".

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 THE SELF-DIAGNOSIS

Perform self-diagnosis for “ABS”.With CONSULT-III.


Perform self-diagnosis for “ABS”.

Is DTC detected? YES >> Record or print self-diagnosis results and GO TO 4.

NO >> GO TO 6. 4.RECHECK THE SYMPTOM

1. Erase self-diagnostic results for “ABS”.With CONSULT-III.


1. Erase self-diagnostic results for “ABS”.

2. Perform DTC confirmation procedures for the error-detected system.

NOTE

:
If some DTCs are detected at the some time, determine the order for performing the diagnosis based on BRC-30, "DTC Inspection Priority Chart" [ABS actuator and electric unit (control unit)].

Is any DTC detected? YES >> GO TO 5.

NO >> Check harness and connectors based on the information obtained by interview. Refer to GI-42, "Intermittent Incident".

5.REPAIR OR REPLACE ERROR-DETECTED PART

• Repair or replace error-detected parts.

• Reconnect part or connector after repairing or replacing.

• When DTC is detected, erase self-diagnostic result for “ABS”.

>> GO TO 7.

6.IDENTIFY ERROR-DETECTED SYSTEM BY SYMPTOM DIAGNOSIS

Estimate error-detected system based on symptom diagnosis and perform inspection.

Can the error-detected system be identified?

YES >> GO TO 7.

NO >> Check harness and connectors based on the information obtained by interview. Refer to GI-42, "Intermittent Incident".

7.FINAL CHECK

1. Check the reference value for “ABS”.With CONSULT-III.


1. Check the reference value for “ABS”.

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

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

NO >> INSPECTION END

Diagnostic Work Sheet

Description
• In general, customers have their own criteria for a problem. Therefore, it is important to understand the symptom and status well enough by asking the customer about his/her concerns carefully. To systemize all the information for the diagnosis, prepare the interview sheet referring to the interview points.

• In some cases, multiple conditions that appear simultaneously may cause a DTC to be detected.

INTERVIEW SHEET SAMPLE


DTC/circuit diagnosis


    Wiring diagram
    BRAKE CONTROL SYSTEM Wiring Diagram For connector terminal arrangements, harness layout, and alphabets in a (option abbreviation; if not described in wiring diagram), refer to GI-12, "Connec ...

    Other materials:

    CVT position
    Inspection and Adjustment INSPECTION 1. Place selector lever in “P” position, and turn ignition switch ON (engine stop). 2. Make sure that selector lever can be shifted to other than “P” position when brake pedal is depressed. Also make sure that selector lever can be shifted from “P” posit ...

    Precaution Necessary for Steering Wheel Rotation after Battery Disconnect
    NOTE: • Before removing and installing any control units, first turn the ignition switch to the LOCK position, then disconnect both battery cables. • After finishing work, confirm that all control unit connectors are connected properly, then re-connect both battery cables. • Always use CONS ...

    ABS warning lamp
    Component Function Check 1.CHECK ABS WARNING LAMP FUNCTION Check that ABS warning lamp in combination meter turns ON for approx. 1 second after ignition switch is turned ON. CAUTION: Never start engine. Is the inspection result normal? YES >> INSPECTION END NO >> Proceed to B ...