Nissan Juke F15. Manual - part 198

BCM, IPDM E/R

DEF-17

< ECU DIAGNOSIS INFORMATION >

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ECU DIAGNOSIS INFORMATION

BCM, IPDM E/R

List of ECU Reference

INFOID:0000000012196822

ECU

Reference

BCM

(With Intelligent Key system)

BCS-39, "Reference Value"

BCS-60, "Fail-safe"

BCS-61, "DTC Inspection Priority Chart"

BCS-62, "DTC Index"

IPDM E/R

(With Intelligent Key system)

PCS-17, "Reference Value"

PCS-23, "Fail-safe"

PCS-24, "DTC Index"

DEF-18

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORK FLOW

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORK FLOW

Work Flow

INFOID:0000000012196823

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.
Is any DTC detected?

YES-1 >> BCM: Refer to 

BCS-62, "DTC Index"

 (With Intelligent Key system).

YES-2 >> IPDM E/R: Refer to 

PCS-24, "DTC Index"

 (With 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-19

< DTC/CIRCUIT DIAGNOSIS >

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DTC/CIRCUIT DIAGNOSIS

REAR WINDOW DEFOGGER SWITCH

WITH AUTO A/C
WITH AUTO A/C : Description

INFOID:0000000012196824

• The rear window defogger is operated by turning the rear window defogger switch ON.

• The indicator lamp in the rear window defogger switch illuminates when the rear window defogger is operat-

ing.

WITH AUTO A/C : Component Function Check

INFOID:0000000012196825

1.

CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION

Check that the indicator lamp of rear window defogger illuminates when rear window defogger switch ON.
Is the inspection result normal?

YES

>> Rear window defogger switch function is OK.

NO

>> Refer to 

DEF-19, "WITH AUTO A/C : Diagnosis Procedure"

.

WITH AUTO A/C : Diagnosis Procedure

INFOID:0000000012196826

1.

CHECK MULTI DISPLAY UNIT (REAR WINDOW DEFOGGER SWITCH)

Does multi display unit (rear window defogger switch) operate normally?

Refer to 

DEF-19, "WITH AUTO A/C : Description"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace multi display unit (rear window defogger switch). Refer to 

HAC-93, "Removal and Instal-

lation"

.

WITHOUT AUTO A/C
WITHOUT AUTO A/C : Description

INFOID:0000000012196827

• The rear window defogger is operated by turning the rear window defogger switch ON.

• The indicator lamp in the rear window defogger switch illuminates when the rear window defogger is operat-

ing.

WITHOUT AUTO A/C : Component Function Check

INFOID:0000000012196828

1.

CHECK FUNCTION

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

is ON.
Is the inspection result normal?

YES

>> Rear window defogger switch function is OK.

NO

>> Refer to 

DEF-19, "WITHOUT AUTO A/C : Diagnosis Procedure"

.

WITHOUT AUTO A/C : Diagnosis Procedure

INFOID:0000000012196829

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.

(+)

(–)

Voltage (V)

(Approx.)

A/C control

Connector

Terminal

M53

3

Ground

Battery voltage

DEF-20

< DTC/CIRCUIT DIAGNOSIS >

REAR WINDOW DEFOGGER SWITCH

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.

3. Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-94, "Removal and Installation"

 (With Intelligent Key system)y sys-

tem).

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-20, "WITHOUT AUTO A/C : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace A/C control. Refer to 

HAC-151, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-45, "Intermittent Incident"

.

Is the inspection result normal?

>> INSPECTION END

WITHOUT AUTO A/C : Component Inspection

INFOID:0000000012196830

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.

BCM

A/C control

Continuity 

Connector

Terminal

Connector

Terminal

With Intelligent 
Key system

M68

15

M53

3

Existed

BCM

Ground

Continuity 

Connector

Terminal

With Intelligent Key 
system

M68

15

Not existed

A/C control

Ground

Continuity

Connector

Terminal

M53

8

Existed