Nissan Qashqai J11. Manual — part 188

ECH-50

< SYSTEM DESCRIPTION >

[HRA2DDT]

DIAGNOSIS SYSTEM (ECM)

Corrected average ALFACL
for memorized fuel system di-
agnostic

Corrected average ALFACL for memo-
rized fuel system diagnostic

—

MISFIRE COUNTER

Misfire counter

—

TANK TEMPERATURE

Tank temperature

°

C

AIR FUEL RATIO

Air fuel ratio

—

Accelerator pedal voltage -
track 1

Accelerator pedal voltage - track 1

mV

Accelerator pedal voltage -
track 2

Accelerator pedal voltage - track 2

mV

SEN SUPPLY N-2 VOL

Sensors supply voltage 2

mV

SEN SUPPLY N-3 VOL

Sensors supply voltage 3

mV

CONTRADICTION ACCEL-
ERATOR/BRAKE PEDAL

Contradiction acceleration/brake pedal

—

BOOST PRESSURE SET-
POINT

Boost pressure set-point

hpa

BOOST PRESSURE PWM

Boost pressure pulse width modulation

%

FUEL PRESSURE

Fuel pressure

bar

FUEL PUMP ACTUATOR
PWM

Fuel pump actuator pulse width modula-
tion

%

LOW FUEL LEVEL

Fuel low level

—

• OK
• Low

MISFIRE COUNTER - CYL-
INDER 1

Misfire counter - cylinder 1

—

MISFIRE COUNTER - CYL-
INDER 2

Misfire counter - cylinder 2

—

MISFIRE COUNTER - CYL-
INDER 3

Misfire counter - cylinder 3

—

MISFIRE COUNTER - CYL-
INDER 4

Misfire counter - cylinder 4

—

LAST TORQUE METER VAL-
UE

Last torque meter value

—

CORRECTION TORQUE
METER VALUE

Correction torque meter value

—

Knock counter detection - cyl-
inder 1

Knock counter detection - cylinder 1

—

Knock counter detection - cyl-
inder 2

Knock counter detection - cylinder 2

—

Knock counter detection - cyl-
inder 3

Knock counter detection - cylinder 3

—

Knock counter detection - cyl-
inder 4

Knock counter detection - cylinder 4

—

Mean knock noise

Mean knock noise

—

CRANKSHAFT SENSOR
SIGNAL

Crankshaft sensor signal

—

• Not detected
• DETECT

IGNITION ADVANCE

Ignition advance

—

MEMORIZED VARIABLE OF
FUEL LEVEL

Memorized variable of fuel level

—

Raw Tank differential pres-
sure

Raw Tank differential pressure

—

Item

*

Unit

Remarks

CONSULT screen terms

Full spell

DIAGNOSIS SYSTEM (ECM)

ECH-51

< SYSTEM DESCRIPTION >

[HRA2DDT]

C

D

E

F

G

H

I

J

K

L

M

A

ECH

N

P

O

DRAIN CUT VALVE DIAG-
NOSIS CRITERIA

Drain cut valve diagnosis criteria

—

CC/SL STATUS

Cruise control/speed limiter status

—

• CC/SL OFF
• SL ON (ACTIVE/OVER-SPEED)
• SL ON (AWAITING/SUSPEND)
• SL REQUESTED/ERROR
• CC ON (ACTIVE)
• CC ON (AWAITING/SUSPEND)
• CC REQUESTED/ERROR
• CC/SL NOT PRESENT

CC/SL IRREVERSIBLE EER-
OR 2

Cruise control/speed limiter irreversible
error 2

—

• NO ACTIVATION OF CL SW
• ACTIVATION OF CL SW

CC/SL IRREVERSIBLE EER-
OR 1

Cruise control/speed limiter irreversible
error 1

—

• NO ACTIVATION OF BRK SW
• ACTIVATION OF BRK SW

CC/SL IRREVERSIBLE EER-
OR 0

Cruise control/speed limiter irreversible
error 0

—

• NO PRESENCE OF CC FORCE
• PRESENCE OF CC FORCE

IDLE SPEED SETPOINT

Idle speed set-point

rpm

Idle engine speed regulation
status

Idle engine speed regulation status

—

• out of idle speed regulation
• take off state
• start state
• after start state
• condition state
• activation state

IDLE SPEED REQUESTED
BY AIR CONDITIONING

Idle speed requested by air conditioning

rpm

ADPTV CORRECTION OF
IDLE SPEED REGULATOR

Adaptive correction of idle speed regula-
tor

Nm

REFRIGERANT PRESSURE
SENSOR VOLTAGE

Refrigerant pressure sensor voltage

V

REFRIGERANT PRESSURE

Refrigerant pressure

bar

IGNITION SWITCH STATE

Ignition switch state

—

• KEY OFF
• KEY ON

STATE OF PTC HEATER IC-
ING PREVENTION

State of positive temperature coefficient
prevention heater icing prevention

—

• EV/HEV
• Activated

Alternator power

Alternator power

W

ALT LOAD

Alternator load

%

CC/SL STEERING SWITCH
VOLTAGE

Cruise control/speed limiter steering
switch voltage

mV

CC/SL STEERING SWITCH
STATE

Cruise control/speed limiter steering
switch state

—

• UNPRESSED
• INVALID VOLTAGE
• CO = open circuit
• SUSPEND PRESSED
• SET (-) PRESSED
• SET (+) PRESSED
• RESUME PRESSED
• DISTANCE PRESSED

Brake pedal - close active
switch state

Brake pedal - close active switch state

—

• reserved
• NO PRS
• Brake pedal pressed.

Brake pedal - open active
switch state

Brake pedal - open active switch state

—

• reserved
• NO PRS
• Brake pedal pressed.

BRAKE PEDAL SWITCH (N/
CLOSE) BLOCKED

Brake pedal switch (normally close)
blocked

s

Item

*

Unit

Remarks

CONSULT screen terms

Full spell

ECH-52

< SYSTEM DESCRIPTION >

[HRA2DDT]

DIAGNOSIS SYSTEM (ECM)

BRAKE PEDAL SWITCH (N/
OPEN) BLOCKED

Brake pedal switch (normally open)
blocked

s

VEHICLE SPEED (CAN)

Vehicle speed (controller area network)

km/h

VEHICLE SPEED UNIT

Vehicle speed unit

km/h or mph

THERMOSTAT HEATER
CONTROL SOL VALVE PWM

Thermostat heater control solenoid
valve pulse width modulation

%

FINAL INDICATED TORQUE
SETPOINT

Final indicated torque set-point

Nm

TORQUE SAFETY MONI-
TORING STATUS FLAGS

Torque safety monitoring status flags

—

THROTTLE VALVE POSI-
TION SETPOINT

Throttle valve position set-point

%

GAS PUMP COMMAND
STATE

Gas pump command state

—

• OFF
• ON

GAS PUMP PRIMING STATE

Gas pump priming state

—

• [DEACTIVATED]
• Activated

GAS PUMP PRIMING DONE

Gas pump priming done

—

• NO
• YES

LIMP HOME POSITION OF
THE INLET THROTTLE

Limp home position of the inlet throttle

%

FINAL ALCOHOL ADAPTIVE

Final alcohol adaptive

%

COUNTER OF ALCOHOL
ADPTV CMPTNG PHASES

Counter of alcohol adaptive computing
phases

—

CC/SL REVERSIBLE ER-
ROR 5

Cruise control/speed limiter reversible
error 5

—

• NO SL ENGINE INHIBITION
• SL ENGINE INHIBITION

CC/SL REVERSIBLE ER-
ROR 4

Cruise control/speed limiter reversible
error 4

—

• N/CHNG OF DSPLY SPD UNIT
• CHNG OF DSPLY SPD UNIT

CC/SL REVERSIBLE ER-
ROR 3

Cruise control/speed limiter reversible
error 3

—

• N/DSPLY VHCL SPD ABSNC
• DSPLY VHCL SPD ABSNC

CC/SL REVERSIBLE ER-
ROR 2

Cruise control/speed limiter reversible
error 2

—

• N/REAL VHCL SPD ABSNC
• REAL VHCL SPD ABSNC

CC/SL REVERSIBLE ER-
ROR 1

Cruise control/speed limiter reversible
error 1

—

• N/DSPLY VHCL SPD UNVLBL
• DSPLY VHCL SPD UNVLBL

CC/SL REVERSIBLE ER-
ROR 0

Cruise control/speed limiter reversible
error 0

—

• N/REAL VHCL SPD UNVLBL
• REAL VHCL SPD UNVLBL

CRUISE CONTROL RE-
VERSIBLE ERROR 7

Cruise control reversible error 7

—

• NO CC ENGINE INHIBITION
• CC ENGINE INHIBITION

CRUISE CONTROL RE-
VERSIBLE ERROR 6

Cruise control reversible error 6

—

• N/GEARBOX IN LIMP HOME
• GEARBOX IN LIMP HOME

CRUISE CONTROL RE-
VERSIBLE ERROR 5

Cruise control reversible error 5

—

• N/BRK DTCT WO BRK INFMTN
• BRK DTCT WO BRK INFRMTN

CRUISE CONTROL RE-
VERSIBLE ERROR 4

Cruise control reversible error 4

—

• N/BRK DTCT WO BRK INFMTN
• BRK DTCT WO BRK INFRMTN

CRUISE CONTROL RE-
VERSIBLE ERROR 3

Cruise control reversible error 3

—

• N/BRK INFRMTN ABSNC
• BRK INFRMTN ABSNC

CRUISE CONTROL RE-
VERSIBLE ERROR 2

Cruise control reversible error 2

—

• N/BRK INFRMTN UNVLBL
• BRK INFRMTN UNVLBL

CRUISE CONTROL RE-
VERSIBLE ERROR 1

Cruise control reversible error 1

—

• N/CLUTCH INFRMTN ABSNC
• CLUTCH INFRMTN ABSNC

CRUISE CONTROL RE-
VERSIBLE ERROR 0

Cruise control reversible error 0

—

• N/CLUTCH INFRMTN UNVLBL
• CLUTCH INFRMTN UNVLBL

Item

*

Unit

Remarks

CONSULT screen terms

Full spell

DIAGNOSIS SYSTEM (ECM)

ECH-53

< SYSTEM DESCRIPTION >

[HRA2DDT]

C

D

E

F

G

H

I

J

K

L

M

A

ECH

N

P

O

THROTTLE VALVE OFFSET
- MIN POSITION

Throttle valve offset - minimum position

%

FLOW WATER VALVE

Flow water valve

—

• [DEACTIVATED]
• Activated

AIR FLAPS PWM COM-
MAND

Air flaps pulse width modulation com-
mand

%

CANISTER DRAIN VALVE
COMMAND

Canister drain valve command

%

FUNTIONAL STATE OF VE-
HICLE WITH S/S SYSEM

Functional state of the vehicle with stop/
start system

—

• NOT ACTIVE
• AUTO START
• AUTO STOP
• ENGINE RUNNING (S/S ON)
• FUEL CUT
• WAITING RESTART
• S/S AVTIVATED
• ENGINE STALLED
• ENGINE START W/STARTER

STARTER STATUS

Starter status

—

• OFF
• MECHANICAL PROTECTION
• Thermal protection
• ON

STOP/START SYSTEM MAL-
FUNCTION CAUSE

Stop/start system malfunction case

—

• UNAVAILABLE
• ACTIVATED
• INHIBITED BY DRIVER
• MALFUNCTION
• END OF LIFE

ENG RESTART BYPASS RE-
LAY ACTIVATION REQ

Engine restart bypass relay activation
request

—

• NO REQ
• REQ

STARTER RELAY CONDI-
TION

Starter relay condition

—

• DEACTIVATED
• ACTIVATED

NEUTRAL SWITCH

Neutral switch

—

• OFF
• ON
• no norm

SEVERAL START DETEC-
TION W/O NEUTRAL

Several start detection without neutral

—

• NOT DETECTED
• DETECTED

CLUTCH FULL SW ON DE-
TECTN LONG DISATNC

Clutch full switch ON detection long dis-
tance

—

• No Default
• DETECTED

NEUTRAL SWITCH FROM
WIRE

Neutral switch from wire

—

• Contactor is not used (normal perma-

nent state)

• Contactor is used (non permanent

state)

• There is no contactor
• Contactor is not available

VOLTAGE STABILIZER AC-
TIVATION REQUEST

Voltage stabilizer activation request

—

• NO REQ
• REQ

ACCELERATOR PEDAL
POS SEN 1 (RAW VALUE)

Accelerator pedal position sensor 1 (raw
value)

—

ESTIMATED TORQUE

Estimated torque

—

ENGINE SPEED

Engine speed

—

ERROR CODE INCOHER-
ENCE

Error code incoherence

—

ADMISSIBLE TORQUE

Admissible torque

—

Item

*

Unit

Remarks

CONSULT screen terms

Full spell