Qashqai J11. Engine control system (R9M) - part 26

 

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Qashqai J11. Engine control system (R9M) - part 26

 

 

EC9-402

< SYMPTOM DIAGNOSIS >

[R9M]

STOP/START SYSTEM NOT ACTIVATED

1.

On CONSULT screen, select “IPDM E/R” >> “DATA MONITOR” >> “STOP/START STATUS”.

2.

Check that “STOP/START STATUS” indicates “PERMIT”.

Is “PERMIT” indicated?

YES

>> GO TO 10.

NO

>> GO TO 7.

7.

CHECK CUMULATIVE BATTERY DISCHARGE CURRENT

WITH CONSULT

1.

Select “DATA MONITOR” mode of “IPDM E/R” using CONSULT.

2.

Check that the “BAT DISCHAGE COUNT” indication.

Is the indication less than 65,000?

YES

>> GO TO 8.

NO

>> Replace battery designed for the stop/start system. Refer to 

PG-155, "Removal and Installation"

.

8.

CHARGE BATTERY

Charge battery. Refer to 

PG-136, "FOR MAINTENANCE REQUIRED BATTERY MODELS : How to Handle

Battery"

 (for maintenance required battery models) or 

PG-142, "FOR MAINTENANCE FREE BATTERY MOD-

ELS : How to Handle Battery"

 (for maintenance free battery models).

>> GO TO 9.

9.

CHECK BATTERY STATUS

WITH CONSULT

1.

Start the engine and warm up the engine coolant temperature to 45

°

C (113

°

F) or more.

2.

Check the temperature of battery fluid is 0

°

C (32

°

F) or more.

3.

Select “BATTERY STATUS” in “DATA MONITOR” mode of “IPDM E/R” using CONSULT.

4.

Check the “BATTERY STATUS” indication.

Is “OK” displayed on CONSULT screen?

YES

>> GO TO 10.

NO

>> Check battery. Refer to 

PG-136, "FOR MAINTENANCE REQUIRED BATTERY MODELS : How

to Handle Battery"

 (maintenance required battery) or 

PG-142, "FOR MAINTENANCE FREE BAT-

TERY MODELS : How to Handle Battery"

 (maintenance free battery).

10.

CHECK STOP/START OFF SWITCH

Check the stop/start OFF switch. Refer to 

EC9-394, "Component Function Check"

.

Is the inspection normal?

YES

>> GO TO 11.

NO

>> Repair or replace error-detected parts.

11.

CHECK HOOD SWITCH

Check the hood switch. Refer to 

EC9-392, "Component Function Check"

.

Is the inspection normal?

YES

>> GO TO 12.

NO

>> Repair or replace error-detected parts.

12.

CHECK STOP/START SYSTEM OPERATION CONDITION

Check the stop/start system operation condition. Refer to 

EC9-39, "STOP/START SYSTEM : System Descrip-

tion (M/T models)"

 (M/T models), 

EC9-47, "STOP/START SYSTEM : System Description (CVT models)"

 (CVT

models).

>> INSPECTION END

Monitor item

Indication

BAT DISCHAGE COUNT

Less than 65,000

IDLE SPEED

EC9-403

< PERIODIC MAINTENANCE >

[R9M]

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EC9

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PERIODIC MAINTENANCE

IDLE SPEED

Inspection

INFOID:0000000010309427

1.

CHECK IDLE SPEED

With CONSULT

Check “ENGINE SPEED” in “DATA MONITOR” mode with CONSULT.

>> INSPECTION END

Idle speed:

Refer to 

EC9-411, "Idle Speed"

.

EC9-404

< REMOVAL AND INSTALLATION >

[R9M]

VACUUM LINES

REMOVAL AND INSTALLATION

VACUUM LINES

Vacuum Layout

INFOID:0000000010309428

CAUTION:

Do not use soapy water or any type of solvent while installing vacuum hose.

1.

TC boost control actuator

2.

Engine coolant bypass valve control 
solenoid valve

3.

Engine coolant bypass valve control 
actuator

4.

Vacuum pump

5.

TC boost control solenoid valve

JSBIA4746ZZ

ECM

EC9-405

< REMOVAL AND INSTALLATION >

[R9M]

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ECM

Exploded View

INFOID:0000000010309429

Removal and Installation

INFOID:0000000010309430

CAUTION:

Perform ADDITIONAL SERVICE WHEN REPLACING ECM. Refer to 

EC9-144, "Work Procedure"

.

REMOVAL

1.

Disconnect battery negative terminal.

2.

Remove air duct (inlet). Refer to 

EM-380, "Removal and Installation"

.

3.

Disconnect ECM harness connectors.

4.

Remove battery, battery cover and battery tray. Refer to 

PG-155, "Removal and Installation"

.

5.

Remove bracket A with ECM.

6.

Remove ECM from bracket B.

INSTALLATION

Install in the reverse order of removal.

1.

Battery mounting bracket

2.

Bracket A

3.

Bracket B

4.

ECM

: N·m (kg-m, in-lb)

JSBIA5191GB

EC9-406

< REMOVAL AND INSTALLATION >

[R9M]

GLOW CONTROL UNIT

GLOW CONTROL UNIT

Exploded View

INFOID:0000000010500754

Removal and Installation

INFOID:0000000010500755

REMOVAL

1.

Remove front bumper. Refer to 

EXT-19, "Removal and Installation"

.

2.

Disconnect glow control unit harness connector.

3.

Remove glow control unit from bracket.

INSTALLATION

Install in the reverse order of removal.

1.

Glow control unit

2.

Bracket

: N·m (kg-m, in-lb)

JSBIA5215GB

THERMOPLUNGER CONTROL UNIT

EC9-407

< REMOVAL AND INSTALLATION >

[R9M]

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THERMOPLUNGER CONTROL UNIT

Exploded View

INFOID:0000000010309431

Removal and Installation

INFOID:0000000010309432

REMOVAL

1.

Remove front bumper. Refer to 

EXT-19, "Removal and Installation"

.

2.

Disconnect thermoplunger control unit harness connector.

3.

Remove thermoplunger control unit from bracket.

INSTALLATION

Install in the reverse order of removal.

1.

Bracket

2.

Thermoplunger control unit

: N·m (kg-m, in-lb)

JSBIA5217GB

EC9-408

< REMOVAL AND INSTALLATION >

[R9M]

DC/DC CONVERTER

DC/DC CONVERTER

Exploded View

INFOID:0000000010309433

NOTE:
The below figure shows LHD models. RHD models are the mirror image.

Removal and Installation

INFOID:0000000010309434

REMOVAL

1.

Disconnect battery negative terminal. Refer to 

EC9-9, "Precautions for Removing Battery Terminal"

.

2.

Remove glove box cover. Refer to 

IP-12, "Exploded View"

.

3.

Disconnect DC/DC converter harness connectors.

4.

Remove DC/DC converter bracket mounting screws.

5.

Remove bracket with DC/DC converter.

6.

Remove DC/DC converter mounting nuts.

7.

Remove DC/DC converter.

INSTALLATION

Install in the reverse order of removal.

1.

DC/DC converter

2.

Bracket

: N·m (kg-m, in-lb)

: Vehicle front

JSBIA4865GB

ENGINE RESTART BYPASS RELAY

EC9-409

< REMOVAL AND INSTALLATION >

[R9M]

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ENGINE RESTART BYPASS RELAY

Exploded View

INFOID:0000000010309435

Removal and Installation

INFOID:0000000010309436

REMOVAL

1.

Remove battery, battery cover and battery tray. Refer to 

PG-155, "Removal and Installation"

.

2.

Disconnect engine restart bypass relay harness connectors.

3.

Remove bracket with engine restart bypass relay.

INSTALLATION

Install in the reverse order of removal.

1.

Engine restart bypass relay

2.

Battery mounting bracket

: N·m (kg-m, in-lb)

JSBIA5193GB

EC9-410

< REMOVAL AND INSTALLATION >

[R9M]

FUEL PUMP CONTROL MODULE (FPCM)

FUEL PUMP CONTROL MODULE (FPCM)

Exploded View

INFOID:0000000010500761

Removal and Installation

INFOID:0000000010500762

REMOVAL

1.

Remove luggage side finisher (RH). Refer to 

INT-28, "Exploded View"

.

2.

Remove bracket with fuel pump control module (FPCM).

3.

Disconnect fuel pump control module (FPCM) harness connectors.

4.

Remove cover and fuel pump control module (FPCM) from bracket.

INSTALLATION

Install in the reverse order of removal.

1.

Bracket

2.

Fuel pump control module (FPCM)

3.

Cover

: N·m (kg-m, in-lb)

JSBIA4867GB

SERVICE DATA AND SPECIFICATIONS (SDS)

EC9-411

< SERVICE DATA AND SPECIFICATIONS (SDS) 

[R9M]

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SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Idle Speed

INFOID:0000000010309439

*: Under the following conditions

• A/C switch: OFF

• Electric load: OFF (Lights, glow plug, heater fan & rear window defogger)

• Steering wheel: Kept in straight-ahead position

Condition

Specification

No load* (in Neutral position)

850 

±

 100 rpm

 

 

 

 

 

 

 

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