Nissan Qashqai J11. Manual - part 478

DIAGNOSIS SYSTEM (ECM)

EC9-67

< SYSTEM DESCRIPTION >

[R9M]

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EC9

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*: The items are the same as those of 1st trip freeze frame data.

DATA MONITOR MODE

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

WATER IN DIESEL DETEC-
TOR

Water in diesel detector

—

• NOT DETECTED
• DETECTED
• INACTIVE

WATER PUMP RELAY COM-
MAND

Water pump relay command

—

• DEACTIVAT
• ACTIVE 
• INACTIVE

CONFIRMED FAILURE 
CORRESPONDING TO THE 
CHECKS ON ACC

Confirmed failure corresponding to the 
checks on ACC

—

• FRAME ABSENT
• CLOCK ERROR
• FRAME COHERENCE ERROR
• INVALID

Item

*

Unit

Remarks

CONSULT screen terms

Full spell

Monitor item

Unit

Description

Remarks

INLET AIR TEMPERATURE

°

C or 

°

F

Intake air temperature is displayed.

BOOST PRESSURE

mbar

Turbocharger boost pressure is displayed.

TEMP UPSTREAM TURBINE

°

C or 

°

F

Exhaust gas temperature computed from exhaust gas tem-
perature sensor 1 is displayed.

ATOMOS PRESS

mbar

Atmospheric pressure is displayed.

WATER TEMP

°

C or 

°

F

Engine coolant temperature is displayed.

COMP SUP VOLT

V

The power supply voltage of ECM is displayed.

ENGINE SPEED

rpm

Engine speed computed from crankshaft position sensors 
displayed.

VEHICLE SPEED

km/h or mph

The vehicle speed computed from the vehicle speed sig-
nalsent from combination meter is displayed.

MEASURE AIR FLOW

kg/h

Intake air flow rate computed from the mass air flow sensor 
signal is displayed.

RAIL PRESSURE

bar

Fuel rail pressure is displayed.

RAIL PRES SET

bar

Target fuel rail pressure is displayed.

UPS PRTCL FLTR TMP

°

C or 

°

F

Exhaust gas temperature before DPF computed from the 
upstream DPF temperature sensor.

FUEL FLOW S/V CURRENT

mA

Current value of fuel flow actuator is displayed.

LAST OFF/V CLOSE

%

Inlet throttle valve offset - last closed learning

IN FLAP ABSO POSI

%

Raw value of the position in percent of the sensor supply 
voltage

FIRST OFF/V OPEN

%

Inlet throttle valve offset - first opened learning

FIRST OFF/V CLOSE

%

Inlet throttle valve offset - first closed learning

LAST OFF/V OPEN

%

Inlet throttle valve offset - last opened learning

REGENERATION FAIL

—

Indicates the number of DPF regeneration failures since 
the last success.

FLOW GAS IN DPF

m3/h

Flow of gas inside the DPF is displayed.

DPF INJEC RC COM

%

5th injector PWM command

POST INJEC FLOW 1

mg/cp

Post injection quantity is displayed.

EC9-68

< SYSTEM DESCRIPTION >

[R9M]

DIAGNOSIS SYSTEM (ECM)

SOOT IN P/FLT

g

Soot mass in the DPF is displayed.

EX SYSTEM FLW

g/s

Exhaust gas air mass flow for estimation of downstream 
pressure and temperature models

DIFF EXH PRES.

hPa

Differential exhaust gas pressure before/after DPF is dis-
played. 

PART.FILTER UPSTREAM 
TEMP SENSOR VOLTAGE

mV

Upstream DPF Temperature Sensor signal voltage is dis-
played.

EGR VALVE FIRST OFFSET

%

EGR valve offset - first learning

LAST EGR VALVE OFFSET

%

EGR valve offset - last learning

PTNMR EGR VLV CL

%

Absolute position in percent of the sensor supply voltage

EXH GAS PRESS SEN 1

mbar

Exhaust gas pressure before turbine computed from the 
exhaust gas pressure sensor 1is displayed.

FUEL TEMP

°

C or 

°

F

Fuel temperature computed from the fuel temperature sen-
sor is displayed.

RAIL PRESSURE

mV

Fuel rail pressure computed from the fuel rail pressure sen-
sor is displayed.

PL PTNMR T1 V

mV

Accelerator pedal position sensor 1 signal voltage is dis-
played.

PL PTNMR T2 V

mV

Accelerator pedal position sensor 2 signal voltage is dis-
played.

ACCEL/PDL POS

—

Accelerator pedal position is displayed.

EGR VALVE POSITION SEN

mV

High pressure EGR volume control valve position sensor 
signal voltage is displayed.

RV/LV BUTTON VOLTAGE

mV

ASCD/Speed limiter steering switch voltage

RFRGERNT PRSS

bar

Refrigerant pressure is displayed.

FUEL FLOW

mg/cp

Total fuel flow is displayed.

TOTAL DRIVE DISTANCE

km or mile

Total drive distance is displayed.

SEN 1 FEED V

mV

Sensors power supply voltage 1 is displayed.

SEN 2 FEED V

mV

Sensors power supply voltage 2 is displayed.

SEN SUPPLY N-3 VOL

mV

Sensors power supply voltage 3 is displayed.

VEHICLE SPEED DISPLAYED

km/h or mph

The vehicle speed computed from the vehicle speed signal 
sent from combination meter is displayed.

BOOST PRESSUR

hPa

The boost pressure (determined by the signal voltage of 
the turbocharger boost sensor) is displayed.

TURBOCHARGING SOLENOID 
VALVE OCR

%

Turbocharger boost control solenoid valve open is dis-
played.

AIR INL TMP SEN VO

mV

Intake air temperature sensor 1 signal voltage is displayed.

ATMOSPHERIC P

mV

Atmospheric pressure sensor voltage

HEATER PLUG CONTROL

%

Glow plug control PWM command is displayed.

AIR INL FLAP REL PO

%

Throttle opening angle is displayed.

EGR/V OPN REF

%

High pressure EGR volume control valve opening refer-
ence is displayed.

EGR VLV CONT

%

High pressure EGR volume control valve PWM command 
is displayed.

DMP V SET POS

%

Throttle opening angle is displayed.

EST. AIR FLOW

mg/cp

Estimated air flow is displayed

TURB PRE SEN VOL

mV

Exhaust gas pressure sensor 1 signal voltage is displayed.

ALTERNATOR LO

%

Alternator load is displayed.

Monitor item

Unit

Description

Remarks

DIAGNOSIS SYSTEM (ECM)

EC9-69

< SYSTEM DESCRIPTION >

[R9M]

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EC9

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INLET AIR/FLW

mg/cp

The inlet air flow (determined by the signal voltage of the 
mass air flow sensor) is displayed.

REFRGRT PRESS SEN

V

Refrigerant signal voltage is displayed.

IN/FLAP CTRL

%

Inlet throttle PWM command is displayed.

DMPR VLV SEN VO

mV

Inlet throttle position sensor voltage

EST INL FLP TMP

°

C or 

°

F

Inlet throttle upstream temperature

INL FLP SEN SUP VO

mV

Inlet throttle position sensor signal voltage is displayed.

EGR POSITION

%

EGR position is displayed.

TURB TMP SET

°

C or 

°

F

Exhaust gas temperature set point is displayed.

MANIFOLD PRESSURE

mbar

Intake manifold pressure computed from the TC boost sen-
sor is displayed.

EXH GAS TEMP (UPSTM CAT)

°

C or 

°

F

This item is indicated, but not used.

SWIRL FLAP VOLTAGE

mV

Intake manifold runner control valve - Voltage supplied to 
the sensor

EXH THRTL VALVE OFFSET

%

Exhaust Air Flap - Current value of the “'last closed thrust 
position” learnt.

OIL DILUTION INFORMATION

%

Oil dilution rate

L/ PRES EGR/V FIRST OFFSET

%

Low Pressure EGR valve - Current value of the first closed 
thrust position learnt

L/PRES EGR VALVE POSITION

%

Low pressure EGR volume control valve position is dis-
played.

EXH THROTTLE POSITION

%

Exhaust throttle opening rate is displayed.

ALTERNATOR POWER

W

Alternator power

L/PRES EGR VALVE POS SEN

mV

Low pressure EGR volume control valve position sensor 
signal voltage is displayed.

ENGINE REV COUNT

—

Number of engine revolutions since the last oil drain

ENG OIL DILU RATIO

%

Current oil dilution rate for oil wear estimation

ENG TORQUE

Nm

Engine output torque calculated by ECM is displayed.

EXH THROTTLE POS SEN

mV

Exhaust throttle position sensor signal voltage is displayed.

DPF PRESSURE

hPa

Memorized difference pressure to apply on the CSF differ-
ential pressure for adaptation

Cruise control setting

km or mile

The preset ASCD vehicle speed is displayed.

DURATION OF RESUME BUT-
TON PRESS

s

Duration of resume button press is displayed.

DURATION OF + BUTTON 
PRESS

s

Duration of SET/+ button press is displayed.

DURATION OF - BUTTON 
PRESS

s

Duration of SET/- button press is displayed.

DURATION OF SUSPEND BUT-
TON PRESS

s

Duration of suspend button press is displayed.

NUMBER OF ABNORMAL CC/
SL TRANSITIONS

—

Maximum value of blocked button detection counter

MOTOR

RUNNING/

OFF/

STALLED/

CRANKING

Engine status is displayed.

1ST IN VAL OPEN PR

YES/NO

Inlet throttle valve offset - first opened learning running

1ST IN VAL CLOS PR

YES/NO

Inlet throttle valve offset - first closed learning running

THERMOPLUNGER

DETCT/AC-

TIVE

Thermoplunger No.1 status is displayed.

Monitor item

Unit

Description

Remarks

EC9-70

< SYSTEM DESCRIPTION >

[R9M]

DIAGNOSIS SYSTEM (ECM)

THERMOPLNGR 2

DETCT/AC-

TIVE

Thermoplunger No.2 status is displayed.

THERMOPLNGR 3

DETCT/AC-

TIVE

Thermoplunger No.3 status is displayed.

EGR FUN PROG

YES/NO

High pressure EGR volume control valve offset - first learn-
ing running

CAM TDC SYNC

NOT DONE/

DONE

Camshaft/crankshaft synchronization status is displayed.

C/U+AFTR IGN

MISSING/

PRESENT

Ignition switch status is displayed.

CLUTCH PEDAL SWITCH

INACTIVE/AC-

TIVE/

BLOCKED

Clutch pedal position switch status is displayed.

CCS LMT BTN

INACTIVE/IN-

VALID/CO.1/

SUSPD/MI-

NUS/PLUS/

RSTRT

ASCD steering switch status is displayed.
• INACTIVE: unpressed
• INVALID: invalid voltage
• CO.1: open circuit
• SUSPD: suspend switch pressed
• MINUS: SET/

−

 switch pressed

• PLUS: SET/+ switch pressed
• RSTRT: RES switch pressed

CRS CN/SPD LMT OP

OFF/SL ON/SL 

SUS/SL INHI/

CC ON/CC 

SUS/CC INHI/

NONE

ASCD and speed limiter status is displayed.
• OFF: ASCD and speed limiter is no activated.
• SL ON: speed limiter is activated. (active or over speed)
• SL SUS: speed limiter is activated. (awaiting or sus-

pended)

• SL INHI: speed limiter requested and in failure
• CC ON: ASCD is activated. (active)
• CC SUS: ASCD is activated. (awaiting or suspended)
• /CC INH: ASCD requested and in failure
• NONE: ASCD and speed limiter not present

CC/SL CONNECTION AFTER 
CC BUTTON PRESSED

Not detected/

DETCT

When ASCD MAIN switch is pressed, it displays actual 
ASCD operating condition detected by ECM.

CC/SL CONNECTION AFTER 
SL BUTTON PRESSED

Not detected/

DETCT

When speed limiter MAIN switch is pressed, it displays ac-
tual speed limiter operating condition detected by ECM.

CRS C/SPD LIM

Inactive/REG-

UL/LIMIT/Inco-

herence

Speed limiter MAIN switch status is displayed.

CC/SL ACT DR

STAT1/STAT2/
STAT3/STAT4/

STAT5

Cancellation condition of ASCD/speed limiter is displayed.
• STAT1: ASCD/speed limiter main switch changed.
• STAT2: Suspend button is pressed.
• STAT3: ASCD brake switch is ON.
• STAT4: Clutch pedal position switch is ON.
• STAT5: Shift the selector lever to “N” position.
• NONE: Deactivation

TRC/ANTI-YAW CNT

No/Yes

Anti skid regulation or anti yaw control in regulation.

CRUISE CONTROL

COR/Incoher-

ence

Speed/set point ratio too small.

PARKING BRAKE

RELES/AP-

PLIED

Parking brake status is displayed.

CC CONT INHI INJ

No/Yes

ASCD system engine control inhibition

SL INHI INJECTION

No/Yes

Speed limiter system engine control inhibition

CLUTCH INFO UNAV

Not detected/

DETCT

Clutch information unavailable is detected.

BRAKE INFO UNAVAI

Not detected/

DETCT

Brake information unavailable is detected.

Monitor item

Unit

Description

Remarks