Nissan Qashqai J11. Manual - part 560

EC9-396

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

STOP/START OFF SWITCH

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace stop/start OFF switch.

Stop/start OFF switch

Condition

Continuity

+

–

Terminal

1

2

Stop/start OFF switch

Pressed

Existed

Released

Not existed

ENGINE CONTROL SYSTEM SYMPTOMS

EC9-397

< SYMPTOM DIAGNOSIS >

[R9M]

C

D

E

F

G

H

I

J

K

L

M

A

EC9

N

P

O

SYMPTOM DIAGNOSIS

ENGINE CONTROL SYSTEM SYMPTOMS

Symptom Table

INFOID:0000000010309424

SYSTEM — Basic engine control system

SYMPTOM

Reference 
page

HARD/NO ST

AR

T

/REST

AR

T

 (EXCP

. HA

)

ENGINE ST

ALL

HES

IT

A

TION/SURGING/FLA

T

 SPOT

KN

OCK/D

E

T

O

NA

TION

LACK OF

 POWER

P

O

OR ACCELERA

TION

HI

 IDLE

LOW I

D

LE

NO ST

AR

T (with f

irst firing)

NO ST

AR

T (without 

first f

iring)

HARD T

O

 ST

AR

T WHEN 

ENGINE IS 

CO

LD

HARD T

O

 ST

AR

T WHEN 

ENGINE IS 

HO

T

AT

 I

D

L

E

DURING DRIV

ING

WHEN DECELE

R

A

TING

Warranty symptom code

AA

AB

AC

AD

AE

AF

Engine  body

x

x

x

x

x

x

x

x

x

x

x

EM-429

Air cleaner and duct

x

x

EM-380

ECM

x

x

x

x

x

x

x

x

x

x

x

x

x

EC9-257

, 

EC9-259

,

EC9-262

Camshaft position sensor circuit

x

x

EC9-229

Crankshaft  position  sensor  circuit

x

x

x

x

x

x

x

x

x

x

EC9-227

Mass air flow sensor circuit

x

x

x

EC9-194

,

EC9-196

Intake air temperature sensor 1 circuit

EC9-201

,

EC9-201

Turbocharger boost sensor circuit

x

x

x

EC9-197

, 

EC9-199

Intake air temperature sensor 2 circuit

EC9-192

Air fuel ratio (A/F) sensor circuit

EC9-368

, 

EC9-370

Engine coolant temperature sensor circuit

x

x

x

x

EC9-203

Fuel  injector  circuit

x

x

x

x

x

x

x

x

x

x

x

x

x

EC9-211

EC9-398

< SYMPTOM DIAGNOSIS >

[R9M]

ENGINE CONTROL SYSTEM SYMPTOMS

High  pressure  fuel  pump

x

x

x

x

x

x

x

x

x

x

x

—

Fuel pressure sensor circuit

Fuel rail pressure sensor circuit

x

EC9-209

Fuel temperature sensor circuit

EC9-187

Fuel heater circuit

—

Turbocharger boost control solenoid valve cir-
cuit

x

x

x

EC9-190

High pressure EGR volume control valve circuit

x

x

x

EC9-234

, 

EC9-236

Low pressure EGR volume control valve circuit

EC9-297

, 

EC9-299

, 

EC9-303

, 

EC9-305

Low pressure EGR volume control valve Up-
stream temperature sensor circuit

EC9-307

Electric  throttle  control  actuator  circuit

x

x

x

x

x

x

x

x

x

EC9-263

, 

EC9-364

Intake manifold runner control valve

x

EC9-276

, 

EC9-278

, 

EC9-280

Exhaust electric throttle control actuator circuit

x

EC9-286

, 

EC9-289

, 

EC9-292

, 

EC9-294

DPF (Diesel Particulate Filter)

EC9-359

SYSTEM — Basic engine control system

SYMPTOM

Reference 
page

HARD/NO ST

AR

T

/REST

AR

T

 (EXCP

. HA)

ENGINE ST

ALL

HESI

T

A

TI

ON

/S

URGI

N

G/

FLA

T

 SPOT

KNOCK/DET

O

NA

TION

LACK OF

 PO

WER

POOR ACCELERA

TION

HI IDLE

LOW I

D

LE

NO ST

AR

T (wit

h f

irst firing)

NO ST

AR

T (wit

ho

ut 

first fi

rin

g

)

HARD T

O

 ST

AR

T WHEN 

ENGI

NE IS 

C

O

LD

HARD T

O

 ST

AR

T WHEN 

ENGI

NE IS 

H

O

T

AT

 I

D

L

E

DURING DRIVING

WH

E

N

 DECELERA

TIN

G

Warranty symptom code

AA

AB

AC

AD

AE

AF

ENGINE CONTROL SYSTEM SYMPTOMS

EC9-399

< SYMPTOM DIAGNOSIS >

[R9M]

C

D

E

F

G

H

I

J

K

L

M

A

EC9

N

P

O

Exhaust gas pressure sensor 1 circuit

EC9-240

, 

EC9-242

DPF pressure sensor circuit

EC9-284

, 

EC9-376

Exhaust gas temperature sensor 1 circuit

EC9-250

, 

EC9-361

Exhaust gas temperature sensor 2 circuit

EC9-321

Glow control unit circuit

x

x

x

x

EC9-231

Glow plug circuit

x

x

x

x

EC9-231

Cooling fan resister circuit

x

x

—

Thermoplunger unit circuit

—

Thermoplunger control unit circuit

EC9-336

, 

EC9-339

, 

EC9-342

Engine coolant bypass valve circuit

—

Engine coolant bypass valve control solenoid 
valve circuit

EC9-382

Accelerator pedal position sensor circuit

x

x

x

EC9-

219

,

EC9-

221

, 

EC9-

365

Refrigerant pressure sensor circuit

x

x

x

EC9-248

NATS (Nissan Anti-theft System)

x

SEC-77

, 

SEC-231

SYSTEM — Basic engine control system

SYMPTOM

Reference 
page

HARD/NO ST

AR

T

/REST

AR

T

 (EXCP

. HA)

ENGINE ST

ALL

HESI

T

A

TI

ON

/S

URGI

N

G/

FLA

T

 SPOT

KNOCK/DET

O

NA

TION

LACK OF

 PO

WER

POOR ACCELERA

TION

HI IDLE

LOW I

D

LE

NO ST

AR

T (wit

h f

irst firing)

NO ST

AR

T (wit

ho

ut 

first fi

rin

g

)

HARD T

O

 ST

AR

T WHEN 

ENGI

NE IS 

C

O

LD

HARD T

O

 ST

AR

T WHEN 

ENGI

NE IS 

H

O

T

AT

 I

D

L

E

DURING DRIVING

WH

E

N

 DECELERA

TIN

G

Warranty symptom code

AA

AB

AC

AD

AE

AF