Nissan Versa Sedan. Instruction - part 363

ENGINE CONTROL SYSTEM SYMPTOMS

EC-451

< SYMPTOM DIAGNOSIS >

[HR16DE]

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-183, "DTC Log-
ic"

Engine coolant temperature sensor 
circuit

3

3

3

EC-194, "DTC Log-
ic"

Air fuel ratio (A/F) sensor 1 circuit

EC-206, "DTC Log-
ic"
EC-210, "DTC Log-
ic"
EC-213, "DTC Log-
ic"
EC-236, "DTC Log-
ic"
EC-394, "DTC Log-
ic"

Throttle position sensor circuit

2

2

EC-196, "DTC Log-
ic"
EC-261, "DTC Log-
ic"
EC-364, "DTC Log-
ic"
EC-365, "DTC Log-
ic"
EC-415, "DTC Log-
ic"

Accelerator pedal position sensor cir-
cuit

3

2

1

EC-409, "DTC Log-
ic"
EC-412, "DTC Log-
ic"
EC-418, "DTC Log-
ic"

Heated oxygen sensor 2 circuit

6

6

6

6

5

EC-216, "DTC Log-
ic"
EC-222, "DTC Log-
ic"
EC-230, "DTC Log-
ic"

Knock sensor circuit

2

3

EC-270, "DTC Log-
ic"

Engine oil temperature sensor circuit

4

2

3

EC-259, "DTC Log-
ic"

Engine oil pressure sensor circuit

4

4

3

3

3

3

EC-334, "DTC Log-
ic"

SYMPTOM

Reference page

HARD/NO S

TA

R

T/RES

TA

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

LOW/NO RETU

RN 

T

O ID

LE

OVERHEA

T

S

/W

A

TER TEMPERA

T

URE HIG

H

E

XCESSIVE

 FUEL CON

S

UMP

T

ION

E

XCESSIVE

 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-452

< SYMPTOM DIAGNOSIS >

[HR16DE]

ENGINE CONTROL SYSTEM SYMPTOMS

1 - 6: The numbers refer to the order of inspection.
(continued on next table)

SYSTEM — ENGINE MECHANICAL & OTHER

Crankshaft position sensor circuit

2

2

EC-272, "DTC Log-
ic"

Camshaft position sensor circuit

3

2

EC-276, "DTC Log-
ic"

Vehicle speed signal circuit

2

3

3

3

EC-327, "DTC Log-
ic"

ECM

2

2

3

3

3

3

3

3

3

3

3

EC-339, "DTC Log-
ic"
EC-341, "DTC Log-
ic"

Intake valve timing control solenoid 
valve circuit

3

2

1

3

2

2

3

3

EC-160, "DTC Log-
ic"

Exhaust valve timing control solenoid 
valve circuit

3

2

1

3

2

2

3

3

EC-164, "DTC Log-
ic"

PNP signal circuit

3

3

3

3

3

EC-346, "DTC Log-
ic"

Refrigerant pressure sensor circuit

2

3

3

4

EC-448, "Diagnosis 
Procedure"

Electrical load signal circuit

3

EC-430, "Diagnosis 
Procedure"

Air  conditioner  circuit

2

2

3

3

3

3

3

3

3

3

2

HA-15, "Workflow"

ABS actuator and electric unit (con-
trol unit)

4

BRC-52, "Work 
Flow"

SYMPTOM

Reference page

HARD/NO S

TA

R

T/RES

TA

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

LOW/NO RETU

RN 

T

O ID

LE

OVERHEA

T

S

/W

A

TER TEMPERA

T

URE HIG

H

E

XCESSIVE

 FUEL CON

S

UMP

T

ION

E

XCESSIVE

 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-453

< SYMPTOM DIAGNOSIS >

[HR16DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

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

NTING

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 OI

L CONSUMP

T

IO

N

BA

TTE

R

Y 

DEAD (UN

D

E

R

 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, "Inspection"

Fuel  piping

5

5

5

5

5

5

FL-4, "Inspection"

Vapor lock

—

Valve deposit

5

5

5

5

5

5

5

—

Poor fuel (Heavy weight 
gasoline, Low octane)

—

Air

Air duct

5

5

5

5

5

5

EM-25, "Exploded 
View"

Air cleaner

EM-25, "Exploded 
View"

Air leakage from air duct
(Mass air flow sensor — 
electric throttle control ac-
tuator)

5

5

5

5

EM-25, "Exploded 
View"

Electric throttle control ac-
tuator

EM-27, "Exploded 
View"

Air leakage from intake 
manifold/Collector/Gasket

EM-27, "Exploded 
View"

EC-454

< SYMPTOM DIAGNOSIS >

[HR16DE]

ENGINE CONTROL SYSTEM SYMPTOMS

Crank-
ing

Battery

1

1

1

1

1

1

1

1

PG-4, "Work Flow"

Generator circuit

CHG-13, "Work Flow 
(With EXP-800 NI or 
GR8-1200 NI)"
CHG-16, "Work Flow 
(Without EXP-800 NI 
or GR8-1200 NI)"

Starter circuit

3

STR-20, "Work Flow 
(With GR8-1200 NI)"
STR-24, "Work Flow 
(Without GR8-1200 
NI)"

Signal plate

6

EM-94, "Exploded 
View"

PNP signal

4

TM-18, "PARK/NEU-
TRAL POSITION 
(PNP) SWITCH : Com-
ponent Inspection"
TM-343, "Diagnosis 
Procedure"
TM-140, "Diagnosis 
Procedure"

Engine

Cylinder head

5

5

5

5

5

5

5

5

EM-76, "Inspection"

Cylinder head gasket

4

3

Cylinder block

6

6

6

6

6

6

6

6

4

EM-103, "Inspection"

Piston

Piston ring

Connecting rod

Bearing

Crankshaft

SYMPTOM

Reference page

HARD/NO S

TA

R

T/RES

TA

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

LOW/NO RETU

RN 

T

O ID

LE

OVERHEA

T

S

/W

A

TER TEMPERA

T

URE HIG

H

E

XCESSIVE

 FUEL CON

S

UMP

T

ION

E

XCESSIVE

 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