Nissan Juke F15. Manual - part 1362

WCS

DIAGNOSIS AND REPAIR WORKFLOW

WCS-37

< BASIC INSPECTION >

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

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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.

CHECK SYMPTOM

• Check the symptom based on the information obtained from the customer.

• Check if any other malfunctions are present.

>> GO TO 3.

3.

CHECK CONSULT SELF-DIAGNOSIS RESULTS

1. Connect CONSULT and perform self-diagnosis. Refer to 

WCS-19, "BUZZER : CONSULT Function (BCM

- BUZZER)"

 .

2. When DTC is detected, follow the instructions below:

-

Record DTC and Freeze Frame Data.

Are self-diagnosis results normal?

YES

>> GO TO 4.

NO

>> GO TO 5.

JSNIA4492GB

WCS-38

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

4.

NARROW DOWN MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS

Perform symptom diagnosis and narrow down the malfunctioning parts.

>> GO TO 5.

5.

REPAIR OR REPLACE MALFUNCTIONING PARTS

Repair or replace malfunctioning parts.

NOTE:

If DTC is displayed, erase DTC after repairing or replacing malfunctioning parts.

>> GO TO 6.

6.

FINAL CHECK

Check that the warning buzzer in the combination meter operates normally.
Does it operate normally?

YES

>> INSPECTION END

NO

>> GO TO 1.

WCS

POWER SUPPLY AND GROUND CIRCUIT

WCS-39

< DTC/CIRCUIT DIAGNOSIS >

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DTC/CIRCUIT DIAGNOSIS

POWER SUPPLY AND GROUND CIRCUIT

COMBINATION METER
COMBINATION METER : Diagnosis Procedure

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1.

CHECK FUSE

Check for blown fuses.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Be sure to eliminate cause of malfunction before installing new fuse.

2.

CHECK POWER SUPPLY CIRCUIT

Check voltage between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Check harness between combination meter and fuse.

3.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect combination meter connector.

3. Check continuity between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

Power source

Fuse No.

Battery

13

Ignition switch ON or START 

5

Ignition switch ACC or ON 

19

Terminals

Ignition switch po-

sition

Voltage

(Approx.)

(+)

(

−)

Combination meter

Ground

Connector

Terminal

M34

27

OFF

Battery voltage

15

ACC

28

ON

Combination meter

Ground

Continuity

Connector

Terminal

M34

21

Existed

22

23

25

WCS-40

< DTC/CIRCUIT DIAGNOSIS >

METER BUZZER CIRCUIT

METER BUZZER CIRCUIT

Component Function Check

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1.

CHECK OPERATION OF METER BUZZER

1. Select “BUZZER” of “BCM” on CONSULT.

2. Perform “LIGHT WARN ALM” of “Active Test”.
Does meter buzzer beep?

YES

>> INSPECTION END

NO

>> GO TO 2.

2.

CHECK COMBINATION METER INPUT SIGNAL

Select the “Data Monitor” for the “METER/M&A” and check the “BUZZER” monitor value.

Is the inspection result normal?

YES

>> Replace combination meter.

NO

>> Replace BCM. Refer to 

BCS-94, "Removal and Installation"

.

Diagnosis Procedure

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1.

CHECK POWER SUPPLY OF COMBINATION METER

Check power supply of combination meter. Refer to 

MWI-53, "COMBINATION METER : Diagnosis Proce-

dure"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair power supply circuit of combination meter.

BUZZER
Under the condition of buzzer input

: On

Except above

: Off