Nissan March K13. Manual - part 69

 

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Nissan March K13. Manual - part 69

 

 

DEF-14

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORK FLOW

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORK FLOW

Work Flow

INFOID:0000000006067619

DETAILED FLOW

1.

OBTAIN INFORMATION ABOUT SYMPTOM

Interview the customer to obtain the malfunction information (conditions and environment when the malfunc-
tion occurred) as much as possible when the customer brings the vehicle in.

>> GO TO 2.

2.

CHECK FOR DTC

Perform self diagnosis with CONSULT-III
Is any DTC detected?

YES

>> BCM: Refer to 

BCS-40, "DTC Index"

 (With Intelligent Key system) or 

BCS-86, "DTC Index"

(Without Intelligent Key system).

NO

>> GO TO 3.

3.

REPRODUCE THE MALFUNCTION INFORMATION

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 4.

4.

IDENTIFY THE MALFUNCTIONING SYSTEM WITH “SYMPTOM DIAGNOSIS”

Use “Symptom diagnosis” from the symptom inspection result in step 3. Then identify where to start perform-
ing the diagnosis based on possible causes and symptoms.

>> GO TO 5.

5.

IDENTIFY MALFUNCTIONING PARTS WITH “COMPONENT DIAGNOSIS”

Perform the diagnosis with “Component diagnosis” of the applicable system.

>> GO TO 6.

6.

REPAIR OR REPLACE THE MALFUNCTIONING PARTS

Repair or replace the specified malfunctioning parts.

>> GO TO 7.

7.

FINAL CHECK

Check that malfunctions are not reproduced when obtaining the malfunction information from the customer,
referring to the symptom inspection result in step 3.

Are all malfunctions corrected?

YES

>> INSPECTION END

NO

>> GO TO 4.

REAR WINDOW DEFOGGER SWITCH

DEF-15

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

DEF

N

O

P

DTC/CIRCUIT DIAGNOSIS

REAR WINDOW DEFOGGER SWITCH

WITH AUTO A/C

WITH AUTO A/C : Component Function Check

INFOID:0000000006067621

1.

CHECK FUNCTION

Check (REAR DEF SW) in BCM “DATA MONITOR” mode using CONSULT-III when rear window defogger
switch is ON.

Is the inspection result normal?

YES

>> Rear window defogger switch function is OK.

NO

>> Refer to 

DEF-15, "WITH AUTO A/C : Diagnosis Procedure"

WITH AUTO A/C : Diagnosis Procedure

INFOID:0000000006067622

1.

CHECK BCM OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect A/C auto amp. connector.

3.

Check signal between A/C auto amp. harness connector and ground using oscilloscope.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK REAR WINDOW DEFOGGER SWITCH CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM harness connector and A/C auto amp. harness connector.

3.

Check continuity between BCM harness connector and ground.

*1:With intelligent key
*2:Without intelligent key

Is the inspection result normal?

(+)

(–)

Voltage (V)

(Approx.)

A/C auto amp.

Connector

Terminal

M50

27

Ground

JPMIA0012GB

BCM

A/C auto amp.

Continuity 

Connector

Terminal

Connector

Terminal

M68

*1

M65

*2

15

*1

10

*2

M50

27

Existed

BCM

Ground

Continuity 

Connector

Terminal

M68

*1

M65

*2

15

*1

10

*2

Not existed

DEF-16

< DTC/CIRCUIT DIAGNOSIS >

REAR WINDOW DEFOGGER SWITCH

YES

>> Replace BCM. Refer to 

BCS-57, "Removal and Installation"

 (with intelligent key) or 

BCS-99,

"Removal and Installation"

 (without intelligent key).

NO

>> Repair or replace harness.

3.

CHECK GROUND CIRCUIT

Check continuity between A/C auto amp. harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace A/C auto amp. Refer to 

HAC-75, "Removal and Installation"

.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-33, "Intermittent Incident"

.

>> INSPECTION END

WITHOUT AUTO A/C

WITHOUT AUTO A/C : Description

INFOID:0000000006067624

• The rear window defogger is operated by turning the rear window defogger switch ON.
• The indicator lamp in the rear window defogger illuminates when the rear window defogger is operating.

WITHOUT AUTO A/C : Component Function Check

INFOID:0000000006067625

1.

CHECK FUNCTION

Check (REAR DEF SW) in BCM “DATA MONITOR”mode using CONSULT-III when rear window defogger
switch is ON.

Is the inspection result normal?

YES

>> Rear window defogger switch function is OK.

NO

>> Refer to 

DEF-16, "WITHOUT AUTO A/C : Diagnosis Procedure"

WITHOUT AUTO A/C : Diagnosis Procedure

INFOID:0000000006067626

1.

CHECK BCM OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect A/C control connector.

3.

Check voltage between A/C control harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK REAR WINDOW DEFOGGER SWITCH CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM harness connector and A/C control harness connector.

A/C auto amp.

Ground

Continuity

Connector

Terminal

M50

21

Existed

23

(+)

(–)

Voltage (V)

(Approx.)

A/C control

Connector

Terminal

M53

10

Ground

12

REAR WINDOW DEFOGGER SWITCH

DEF-17

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

DEF

N

O

P

3.

Check continuity between BCM harness connector and ground.

*1:With intelligent key
*2:Without intelligent key

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-57, "Removal and Installation"

 (with intelligent key) or 

BCS-99,

"Removal and Installation"

 (without intelligent key).

NO

>> Repair or replace harness.

3.

CHECK GROUND CIRCUIT

Check continuity between A/C control harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK REAR WINDOW DEFOGGER SWITCH

Refer to 

DEF-17, "WITHOUT AUTO A/C : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace A/C control. Refer to 

HAC-115, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-33, "Intermittent Incident"

.

>> INSPECTION END

WITHOUT AUTO A/C : Component Inspection

INFOID:0000000006067627

1.

CHECK REAR WINDOW DEFOGGER SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect A/C control connector.

3.

Check continuity between A/C control terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace A/C control. Refer to 

HAC-115, "Removal and Installation"

.

BCM

A/C control

Continuity 

Connector

Terminal

Connector

Terminal

M68

*1

M65

*2

15

*1

10

*2

M53

10

Existed

BCM

Ground

Continuity 

Connector

Terminal

M68

*1

M65

*2

15

*1

10

*2

Not existed

A/C control

Ground

Continuity

Connector

Terminal

M53

8

Existed

A/C control

Condition

Continuity

Terminal

10

8

Rear window defogger switch

Pressed

Existed

Released

Not existed

 

 

 

 

 

 

 

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