Nissan Tiida C11. Instruction — part 645

EC-1230

< ECU DIAGNOSIS >

[K9K]

ECM

PRE-HEATING/IGNITION SUBFUNCTION

Test Condition: Engine Stopped and Ignition Switch ON

Test Condition: Engine at Idle

SUBFUNCTION

Test Condition: Engine Stopped and Ignition Switch ON

4

Accelerator pedal

ACCEL/PDL POS

0% = ACCEL/PDL POS < 100%
Indicates the percentage of the
accelerator pedal position be-
tween no load and full load posi-
tion.

In the event of a malfunction, per-
form the trouble diagnosis for APP
SENSOR (DTC P0225, and
P2120) and SENSOR POWER
SUPPLY (DTC P0641 and
P0651).

PEDAL POS TRACK1

Indicates the percentage of the
accelerator pedal position be-
tween no load and full load posi-
tion.

PL PTNMR T1 V

0.4V < PL PTNMR T1V < 4.64V
Indicates the percentage of the
accelerator pedal position be-
tween no load and full load posi-
tion.

PEDAL POS TRACK2

Indicates the percentage of the
accelerator pedal position be-
tween no load and full load posi-
tion.

PL PTNMR T2 V

0.27V < PL PTNMR T2V < 3.75V
Indicates the percentage of the
accelerator pedal position be-
tween no load and full load posi-
tion.

Order

Function

Parameter

Display and notes

Trouble diagnosis

Order

Function

Parameter

Display and notes

Trouble diagnosis

1

Preheating

PREHEAT RLY CONT

INACTIVE

NONE

2

Engine coolant tem-
perature

WATER TEMP

Close to ambient temperature
(cold engine).
Indicates the engine coolant
temperature in

°

C.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ETC SENSOR.

3

Battery voltage

BATTERY VOLTAGE

12 V < BATTERY VOLTAGE <
14.4V

In the event of a malfunction, per-
form the trouble diagnosis for
CHARGING SYSTEM.

4

Intake air temperature

INLET AIR TEM

Indicates the intake air tempera-
ture in

°

C. This information is

provided by the IAT sensor.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0110 IAT SENSOR.

Order

Function

Parameter

Display and notes

Trouble diagnosis

1

Preheating

PREHEAT RLY CONT

INACTIVE

NONE

2

Engine coolant tem-
perature

WATER TEMP

Indicates the engine coolant
temperature in

°

C.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ETC SENSOR.

3

Battery voltage

BATTERY VOLTAGE

13 V < BATTERY VOLTAGE <
16V

In the event of a malfunction, per-
form the trouble diagnosis for
CHARGING SYSTEM.

4

Intake air tempera-
ture

INLET AIR TEM

Indicates the intake air tempera-
ture in

°

C. This information is

provided by the IAT sensor.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0110 IAT SENSOR.

ECM

EC-1231

< ECU DIAGNOSIS >

[K9K]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

Test Condition: Engine at Idle

Order

Function

Parameter

Display and notes

Trouble diagnosis

1

Fuel pressure

FUEL PRESS REG

INACTIVE

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0090 FUEL PUMP.

2

Fuel pump tempera-
ture

FUEL TEMP

Close to ambient temperature
(cold engine).
Indicates the intake air tempera-
ture in

°

C. This information is pro-

vided by the fuel pump
temperature sensor.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0180 FTT SENSOR.

3

Engine coolant tem-
perature

WATER TEMP

Close to ambient temperature
(cold engine).
Indicates the engine coolant
temperature in

°

C.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.

4

Inlet air temperature

INLET AIR TEM

Indicates the intake air tempera-
ture in

°

C. This information is pro-

vided by the IAT sensor.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0110 IAT SENSOR.

5

Intake air pressure

ATOMOS PRESS

700 mbar < ATOMOS PRESS <
1100 mbar
Indicates the ambient barometric
pressure in mbar. The sensor is
incorporated in the ECM.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P2226 BARO SENSOR.

6

Fuel rail pressure

RAIL PRESSURE

Indicates the theoretical pressure
value for optimum engine opera-
tion.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0190 and P1089 FRP SENSOR.

RAIL PRES SET

RAIL PRES SET = 0 bar.

7

Air flow

AIR FLOW

0 mg/st
Air flow estimated by the ECM.

NONE

8

EGR

EGR POS SE VO

540 mV < EGR POS SE VO <
4490 mV

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0409 EGR VOLUME CONTROL
VALVE CONTROL POSITION
SENSOR.

9

Intake air pressure

INLET PRESS

900 mbar < INLET PRESS <
1100 mbar
Indicates the pressure in the tur-
bocharger in mbar.

NONE

10

Accelerator pedal
position

ACCEL/PDL POS

0% = ACCEL/PDL POS < 100%
Indicates the percentage of the
pedal position between no load
and full load position

In the event of a malfunction, per-
form the trouble diagnosis for APP
SENSOR (DTC P0225, and P2120)
and SENSOR POWER SUPPLY
(DTC P0641 and P0651).

Order

Function

Parameter

Display and notes

Trouble diagnosis

1

Fuel pressure

FUEL PRESS REG

INACTIVE

NONE

2

Fuel pump tempera-
ture

FUEL TEMP

Indicates the intake air tempera-
ture in

°

C. This information is pro-

vided by the fuel pump
temperature sensor.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0180 FTT SENSOR.

3

Engine coolant tem-
perature

WATER TEMP

Indicates the engine coolant
temperature in

°

C.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.

4

Inlet air temperature

INLET AIR TEM

Indicates the intake air tempera-
ture in

°

C. This information is pro-

vided by the IAT sensor.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0110 IAT SENSOR.

EC-1232

< ECU DIAGNOSIS >

[K9K]

ECM

*: Just at start time. After 1 minute, EGR volume control valve will close and flow start increase.

ENGINE COOLING SUB FUNCTION

Test Condition: Engine Stopped and Ignition Switch ON

Test Condition: Engine at Idle

COLD LOOP SUB FUNCTION

Test Condition: Engine Stopped and Ignition Switch ON

5

Intake air pressure

ATOMOS PRESS

700 mbar < ATOMOS PRESS <
1100 mbar
Indicates the ambient barometric
pressure in mbar. The sensor is
incorporated in the ECM.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P2226 BARO SENSOR.

6

Fuel rail pressure

RAIL PRESSURE

Indicates the theoretical pressure
value for optimum engine opera-
tion.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0190 and P1089 FRP SENSOR.

RAIL PRES SET

RAIL PRES SET = 0 bar.

7

Air flow

AIR FLOW

200* mg/st < AIR FLOW < 350
mg/st
Air flow measured by the ECM.

NONE

8

EGR

EGR POS SE VO

540 mV < EGR POS SE VO <
4490 mV

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0409 EGR VOLUME CONTROL
VALVE CONTROL POSITION
SENSOR.

9

Intake air pressure

INLET PRESS

-

NONE

10

Accelerator pedal
position

ACCEL/PDL POS

0% = ACCEL/PDL POS < 100%
Indicates the percentage of the
pedal position between no load
and full load position

In the event of a malfunction, per-
form the trouble diagnosis for APP
SENSOR (DTC P0225, and P2120)
and SENSOR POWER SUPPLY
(DTC P0641 and P0651).

Order

Function

Parameter

Display and notes

Trouble diagnosis

Order

Function

Parameter

Display and notes

Trouble diagnosis

1

Fan speed request*

FAN ASSEMBLY

INACTIVE

NONE.

FAN UNIT LOW

-

FAN UNIT HIGH

-

2

Engine coolant tem-
perature

WATER TEMP

Close to ambient temperature
(cold engine).
Indicates the engine coolant tem-
perature in

°

C.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.

COOLAN TMP SEN V

0.1V < COOLAN TMP SEN V <
4.9V

Order

Function

Parameter

Display and notes

Trouble diagnosis

1

Fan speed request*

FAN ASSEMBLY

INACTIVE

NONE.

FAN UNIT LOW

-

FAN UNIT HIGH

-

2

Engine coolant tem-
perature

WATER TEMP

Indicates the engine coolant
temperature in

°

C.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.

COOLAN TMP SEN V

0.1V < COOLAN TMP SEN V <
4.9V

ECM

EC-1233

< ECU DIAGNOSIS >

[K9K]

C

D

E

F

G

H

I

J

K

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M

A

EC

N

P

O

Test Condition: Engine at Idle

Order

Function

Parameter

Display and notes

Trouble diagnosis

1

Fan speed request*

FAN ASSEMBLY

INACTIVE

NONE.

FAN UNIT LOW

-

FAN UNIT HIGH

-

2

Compressor
engagement request

DMND LNK COMP

The ECM requests the IPDM E/R
(via CAN communication line) to
start the compressor
• ACTIVE: The CAN communica-

tion should not be suspected on
the Automatic Transmission,
IPDM E/R or Intelligent Key unit
or BCM system.
The Intelligent Key unit or BCM
should request the ECM to be
engaged.
The refrigerant pressure sensor
should not be suspected. Satis-
factory engine operating condi-
tions (engine coolant
temperature, engine load etc.).

• INACTIVE: One of the above

conditions has not been met.

NONE

3

Fast idle speed re-
quest

ACCEL IDL RQ

INACTIVE

NONE

4

Refrigerant pressure

RFRGERNT PRSS

Indicates the value in Bar for the
refrigerant fluid in the system.
Default value: 0 Bar.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0530 REFRUGERANT PRES-
SURE SENSOR.

RFRGERNT FLUID V

0.1V < RFRGERNT FLUID V <
4.8V

5

Engine coolant tem-
perature

WATER TEMP

Close to ambient temperature
(cold engine).
Indicates the engine coolant tem-
perature in

°

C.

In the event of a malfunction, per-
form the trouble diagnosis for DTC
P0115 ECT SENSOR.

6

Vehicle speed

VEHICLE SPEED

0 km/h (mph)
Indicates the vehicle speed in km/h
(mph). This parameter is transmit-
ted by the “ABS actuator and elec-
tric unit (control unit)” or
combination meter via CAN com-
munication line.

Perform the trouble diagnosis for
CAN communication line. Perform
the trouble diagnosis for “ABS ac-
tuator and electric unit (control
unit)” or combination meter.

Order

Function

Parameter

Display and notes

Trouble diagnosis

1

Fan speed request*

FAN ASSEMBLY

INACTIVE

NONE.

FAN UNIT LOW

-

FAN UNIT HIGH

-