Nissan March K13. Manual - part 210

ENGINE CONTROL SYSTEM SYMPTOMS

EC-301

< SYMPTOM DIAGNOSIS >

[HR12DE (TYPE 1)]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

Mass air flow sensor circuit

1

1

2

2

2

2

2

2

EC-137, 
"DTC Log-
ic"

Engine coolant temperature sensor circuit

3

3

3

EC-143, 
"DTC Log-
ic"

Air fuel ratio (A/F) sensor 1 circuit

EC-147, 
"DTC Log-
ic"
EC-150, 
"DTC Log-
ic"
EC-152, 
"DTC Log-
ic"
EC-154, 
"DTC Log-
ic"
EC-278, 
"DTC Log-
ic"

Throttle position sensor circuit

2

2

EC-145, 
"DTC Log-
ic"
EC-186, 
"DTC Log-
ic"
EC-237, 
"DTC Log-
ic"
EC-238, 
"DTC Log-
ic"
EC-273, 
"DTC Log-
ic"

Accelerator pedal position sensor circuit

3

2

1

EC-268, 
"DTC Log-
ic"
EC-270, 
"DTC Log-
ic"
EC-275, 
"DTC Log-
ic"

SYMPTOM

Reference 
page

HARD/NO S

T

A

R

T/RES

T

A

R

T (E

XCP

. HA)

E

N

GINE

 ST

ALL

HES

IT

A

TION/SURGING/FLA

T

 SPOT

S

P

ARK KNOC

K

/DET

O

NA

TI

ON

LACK OF 

POWER/POOR ACCELERA

TION

HIG

H

 IDL

E

/L

OW

 ID

LE

ROUGH IDLE/HUNTING

ID

LING VI

BRA

T

ION

S

L

OW/NO RETU

RN 

T

O

 ID

LE

OVERHEA

T

S

/W

A

TER TEMPERA

T

URE HIG

H

E

X

CESSIVE

 FUEL CON

S

UMP

T

ION

E

X

CESSIVE

 OIL 

C

O

NSUMP

T

ION

B

A

TTER

Y 

DEAD (UNDER CHARGE)

Warranty symptom code

AA

AB

AC

AD

AE

AF

AG

AH

AJ

AK

AL

AM

HA

EC-302

< SYMPTOM DIAGNOSIS >

[HR12DE (TYPE 1)]

ENGINE CONTROL SYSTEM SYMPTOMS

1 - 6: The numbers refer to the order of inspection.

(continued on next table)

Knock sensor circuit

2

3

EC-195, 
"DTC Log-
ic"

Crankshaft position sensor (POS) circuit

2

2

EC-197, 
"DTC Log-
ic"

Camshaft position sensor (PHASE) circuit

3

2

EC-200, 
"DTC Log-
ic"

Vehicle speed signal circuit

2

3

3

3

EC-221, 
"DTC Log-
ic"

ECM

2

2

3

3

3

3

3

3

3

3

3

EC-223, 
"DTC Log-
ic"
EC-225, 
"DTC Log-
ic"

Intake valve timing control solenoid valve cir-
cuit

3

2

1

3

2

2

3

3

EC-127, 
"DTC Log-
ic"

PNP signal circuit

3

3

3

3

3

EC-230, 
"DTC Log-
ic"

Refrigerant pressure sensor circuit

2

3

3

4

EC-297, 
"Diagnosis 
Procedure"

Electrical load signal circuit

3

EC-283, 
"Diagnosis 
Procedure"

Air  conditioner  circuit

2

2

3

3

3

3

3

3

3

3

2

HAC-36, 
"Work 
Flow"
HAC-97, 
"Work 
Flow"

ABS actuator and electric unit (control unit)

4

XX-XX, 
"*****"

SYMPTOM

Reference 
page

HARD/NO S

T

A

R

T/RES

T

A

R

T (E

XCP

. HA)

E

N

GINE

 ST

ALL

HES

IT

A

TION/SURGING/FLA

T

 SPOT

S

P

ARK KNOC

K

/DET

O

NA

TI

ON

LACK OF 

POWER/POOR ACCELERA

TION

HIG

H

 IDL

E

/L

OW

 ID

LE

ROUGH IDLE/HUNTING

ID

LING VI

BRA

T

ION

S

L

OW/NO RETU

RN 

T

O

 ID

LE

OVERHEA

T

S

/W

A

TER TEMPERA

T

URE HIG

H

E

X

CESSIVE

 FUEL CON

S

UMP

T

ION

E

X

CESSIVE

 OIL 

C

O

NSUMP

T

ION

B

A

TTER

Y 

DEAD (UNDER CHARGE)

Warranty symptom code

AA

AB

AC

AD

AE

AF

AG

AH

AJ

AK

AL

AM

HA

ENGINE CONTROL SYSTEM SYMPTOMS

EC-303

< SYMPTOM DIAGNOSIS >

[HR12DE (TYPE 1)]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

SYSTEM — ENGINE MECHANICAL & OTHER

SYMPTOM

Reference 
page

HARD/NO ST

AR

T/REST

AR

T (EXCP

. 

HA)

E

N

GI

N

E

 ST

AL

L

HESIT

A

TION/S

U

R

GING/F

LA

T SP

OT

SP

ARK KNOCK/DE

T

O

NA

TION

LACK OF POWE

R/POOR

 ACCELERA

TIO

N

HIGH IDL

E

/L

OW

 IDL

E

ROUG

H IDLE/HU

N

TING

IDL

ING VIBRA

T

ION

SLO

W

/NO RETURN T

O

 IDLE

OVERHEA

T

S/W

A

TE

R

 TEMPERA

T

URE 

HIGH

EXCES

SIVE F

U

EL CONSUMP

T

ION

EXCES

SIVE OIL CONSUMP

T

IO

N

BA

TTE

R

Y

 DEAD (UN

D

ER CH

A

R

GE)

Warranty symptom code

AA

AB

AC

AD

AE

AF

AG

AH

AJ

AK

AL

AM

HA

Fuel

Fuel tank

5

5

FL-11, "In-
spection"

Fuel piping

5

5

5

5

5

5

FL-4, "In-
spection"

Vapor lock

—

Valve deposit

5

5

5

5

5

5

5

—

Poor fuel (Heavy weight gasoline, 
Low octane)

—

EC-304

< SYMPTOM DIAGNOSIS >

[HR12DE (TYPE 1)]

ENGINE CONTROL SYSTEM SYMPTOMS

Air

Air duct

5

5

5

5

5

5

EM-25, "In-
spection"

Air cleaner

EM-25, "In-
spection"

Air leakage from air duct
(Mass air flow sensor — electric 
throttle control actuator)

5

5

5

5

EM-25, "In-
spection"

Electric throttle control actuator

EM-29, 
"WITH 
EGR CON-
TROL 
VALVE : 
Exploded 
View"
EM-28, 
"WITH-
OUT EGR 
CONTROL 
VALVE : 
Exploded 
View"

Air leakage from intake manifold/
Collector/Gasket

EM-29, 
"WITH 
EGR CON-
TROL 
VALVE : 
Exploded 
View"
EM-28, 
"WITH-
OUT EGR 
CONTROL 
VALVE : 
Exploded 
View"

SYMPTOM

Reference 
page

HARD/NO S

T

A

R

T/RES

T

A

R

T (E

XCP

. HA)

E

N

GINE

 ST

ALL

HES

IT

A

TION/SURGING/FLA

T

 SPOT

S

P

ARK KNOC

K

/DET

O

NA

TI

ON

LACK OF 

POWER/POOR ACCELERA

TION

HIG

H

 IDL

E

/L

OW

 ID

LE

ROUGH IDLE/HUNTING

ID

LING VI

BRA

T

ION

S

L

OW/NO RETU

RN 

T

O

 ID

LE

OVERHEA

T

S

/W

A

TER TEMPERA

T

URE HIG

H

E

X

CESSIVE

 FUEL CON

S

UMP

T

ION

E

X

CESSIVE

 OIL 

C

O

NSUMP

T

ION

B

A

TTER

Y 

DEAD (UNDER CHARGE)

Warranty symptom code

AA

AB

AC

AD

AE

AF

AG

AH

AJ

AK

AL

AM

HA