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HOMESERVICE MANUALSNISSAN-DATSUN2015JUKE SL, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROL SYSTEM (EXCEPT NISMO RS - INTRODUCTION)SYSTEM DESCRIPTIONDIAGNOSIS SYSTEM (ECM)CONSULT FUNCTIONDATA MONITOR MODE
2015 Nissan-Datsun Juke SL, 4WD

Data Monitor Mode

2015 Nissan-Datsun Juke SL, 4WDSECTION 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.
  • For reference values of the following items, refer to REFERENCE VALUE .

Monitored Item 

x: Applicable

Monitored item Unit Description Remarks
ENG SPEED RPM Indicates the engine speed computed from the signal of the crankshaft position sensor (POS) and camshaft position sensor (PHASE).
  • Accuracy becomes poor if engine speed drops below the idle RPM.
  • If the signal is interrupted while the engine is running, an abnormal value may be indicated.
MASS AIR FLOW SENSOR (Hz) Hz The signal frequency of the mass air flow sensor is displayed.  
B/FUEL SCHDL msec "Base fuel schedule" indicates the fuel injection pulse width programmed into ECM, prior to any learned on board correction. When engine is running specification range is indicated in "SPEC".
A/F ALPHA-B1 % The mean value of the air-fuel ratio feedback correction factor per cycle is indicated.
  • When the engine is stopped, a certain value is indicated.
  • When engine is running specification range is indicated in "SPEC".
  • This data also includes the data for the air-fuel ratio learning control.
COOLAN TEMP/S °C or °F The engine coolant temperature (determined by the signal voltage of the engine coolant temperature sensor) is displayed. When the engine coolant temperature sensor is open or short-circuited, ECM enters fail-safe mode. The engine coolant temperature determined by the ECM is displayed.
A/F SEN1 (B1) V The A/F signal computed from the input signal of the air fuel ratio (A/F) sensor 1 is displayed.  
HO2S2 (B1) V The signal voltage of the heated oxygen sensor 2 is displayed.  
HO2S2 MNTR(B1) RICH/LEAN
  • Display of heated oxygen sensor 2 signal:
    • RICH: means the amount of oxygen after three way catalyst is relatively small.
    • LEAN: means the amount of oxygen after three way catalyst is relatively large.
 When the engine is stopped, a certain value is indicated.
VHCL SPEED SE km/h or mph The vehicle speed computed from the vehicle speed signal sent from combination meter is displayed.  
BATTERY VOLT V The power supply voltage of ECM is displayed.  
ACCEL SEN 1 V The accelerator pedal position sensor signal voltage is displayed. ACCEL SEN 2 signal is converted by ECM internally. Thus, it differs from ECM terminal voltage signal.
ACCEL SEN 2
TP SEN 1-B1 V The throttle position sensor signal voltage is displayed. TP SEN 2-B1 signal is converted by ECM internally. Thus, it differs from ECM terminal voltage signal.
TP SEN 2-B1
START SIGNAL ON/OFF Indicates start signal status [ON/OFF] computed by the ECM according to the signals of engine speed and battery voltage. After starting the engine, [OFF] is displayed regardless of the starter signal.
CLSD THL POS ON/OFF Indicates idle position [ON/OFF] computed by ECM according to the accelerator pedal position sensor signal.  
AIR COND SIG ON/OFF Indicates [ON/OFF] condition of the air conditioner switch as determined by the air conditioner signal.  
PW/ST SIGNAL ON/OFF [ON/OFF] condition of the power steering system (determined by the signal sent from EPS control unit) is indicated.  
LOAD SIGNAL ON/OFF
  • Indicates [ON/OFF] condition from the electrical load signal.
    • ON: Rear window defogger switch is ON and/or lighting switch is in 2nd position.
    • OFF: Both rear window defogger switch and lighting switch are OFF.
  
IGNITION SW ON/OFF Indicates [ON/OFF] condition from ignition switch signal.  
HEATER FAN SW ON/OFF Indicates [ON/OFF] condition from the heater fan switch signal.  
BRAKE SW ON/OFF Indicates [ON/OFF] condition from the stop lamp switch signal.  
IGN TIMING BTDC Indicates the ignition timing computed by ECM according to the input signals. When the engine is stopped, a certain value is indicated.
COMBUSTION - These items are displayed but are not applicable to this model.  
CAL/LD VALUE % "Calculated load value" indicates the value of the current airflow divided by peak airflow.  
MASS AIRFLOW g/s Indicates the mass airflow computed by ECM according to the signal voltage of the mass airflow sensor.  
PURG VOL C/V %
  • Indicates the EVAP canister purge volume control solenoid valve control value computed by the ECM according to the input signals.
  • The opening becomes larger as the value increases.
  
INT/V TIM(B1) °CA Indicates [°CA] of intake camshaft advance angle.  
EXH/V TIM B1 °CA Indicates [°CA] of exhaust camshaft retard angle.  
INT/V SOL(B1)  
%
  • The control value of the intake valve timing control solenoid valve (determined by ECM according to the input signals) is indicated.
  • The advance angle becomes larger as the value increases.
  
AIR COND RLY ON/OFF The air conditioner relay control condition (determined by ECM according to the input signals) is indicated.  
FUEL PUMP RLY ON/OFF Indicates the fuel pump relay control condition determined by ECM according to the input signals.  
THRTL RELAY ON/OFF Indicates the throttle control motor relay control condition determined by the ECM according to the input signals.  
HO2S2 HTR (B1) ON/OFF Indicates [ON/OFF] condition of heated oxygen sensor 2 heater determined by ECM according to the input signals.  
ALT DUTY SIG ON/OFF
  • The control condition of the power generation voltage variable control (determined by ECM according to the input signals) is indicated.
    • ON: Power generation voltage variable control is active.
    • OFF: Power generation
  
I/P PULLY SPD RPM Indicates the engine speed computed from the input speed sensor signal.  
VEHICLE SPEED km/h or mph The vehicle speed computed from the vehicle speed signal sent from TCM is displayed.  
IDL A/V LEARN YET/CMPLT
  • Display the condition of Idle Air Volume Learning
    • YET: Idle air volume learning has not been performed yet.
    • CMPLT: Idle air volume learning has already been performed successfully.
  
TRVL AFTER MIL km/h or mph Distance traveled while MIL is activated.  
ENG OIL TEMP °C or °F The engine oil temperature (determined by the signal voltage of the engine oil temperature sensor) is displayed.  
A/F S1 HTR(B1) %
  • Air fuel ratio (A/F) sensor 1 heater control value computed by ECM according to the input signals.
  • The current flow to the heater becomes larger as the value increases.
  
INT/A TEMP SE °C or °F The intake air temperature (determined by the signal voltage of the intake air temperature sensor) is indicated.  
SET VHCL SPD km/h or mph The preset vehicle speed is displayed.  
MAIN SW ON/OFF Indicates [ON/OFF] condition from ASCD MAIN switch signal.  
CANCEL SW ON/OFF Indicates [ON/OFF] condition from CANCEL switch signal.  
RESUME/ACC SW ON/OFF Indicates [ON/OFF] condition from ACCEL/RES switch signal.  
SET SW ON/OFF Indicates [ON/OFF] condition from COAST/SET switch signal.  
BRAKE SW1 ON/OFF Indicates [ON/OFF] condition from brake pedal position switch signal.  
BRAKE SW2 ON/OFF Indicates [ON/OFF] condition of stop lamp switch signal.  
VHCL SPD CUT NON/CUT
  • Indicates the vehicle cruise condition.
    • NON: Vehicle speed is maintained at the ASCD set speed.
    • CUT: Vehicle speed decreased to excessively low compared with the ASCD set speed, and ASCD operation is cut off.
  
LO SPEED CUT NON/CUT
  • Indicates the vehicle cruise condition.
    • NON: Vehicle speed is maintained at the ASCD set speed.
    • CUT: Vehicle speed decreased to excessively low, and ASCD operation is cut off.
  
AT OD MONITOR ON/OFF Indicates [ON/OFF] condition of CVT O/D according to the input signal from the TCM. For M/T models, always "OFF" is displayed.
AT OD CANCEL ON/OFF Indicates [ON/OFF] condition of CVT O/D cancel request signal. For M/T models, always "OFF" is displayed.
CRUISE LAMP ON/OFF Indicates [ON/OFF] condition of CRUISE lamp determined by the ECM according to the input signals.  
SET LAMP ON/OFF Indicates [ON/OFF] condition of SET lamp determined by the ECM according to the input signals.  
FAN DUTY % Indicates a command value for cooling fan. The value is calculated by ECM based on input signals.  
ALT DUTY % Indicates the duty ratio of the power generation command value. The ratio is calculated by ECM based on the battery current sensor signal.  
BAT CUR SEN mV The signal voltage of battery current sensor is displayed.  
A/F ADJ-B1 - Indicates the correction of a factor stored in ECM. The factor is calculated from the difference between the target air-fuel ratio stored in ECM and the air-fuel ratio calculated from A/F sensor 1 signal.  
P/N POSI SW ON/OFF Indicates [ON/OFF] condition from the park/neutral position (PNP) signal.  
AC PRESS SEN V The signal voltage from the refrigerant pressure sensor is displayed.  
FUEL PRES SEN MPa Indicates the fuel rail pressure computed by ECM according to the input signals.  
TURBO BST SEN V The turbocharger boost sensor signal voltage is displayed.  
FUEL INJ TIM BTDC Indicates the fuel injection timing computed by ECM according to the input signals.  
FUEL INJ B1 msec ECM-calculated injection pulse width of the fuel injector on the Bank 1 side.  
BAT TEMP SEN V The signal voltage from the battery temperature sensor is displayed.  
A/F SEN1 DIAG2(B1)* INCMP/CMPLT
  • Indicates DTC P0133 self-diagnosis condition.
    • INCMP: Self-diagnosis is incomplete.
    • CMPLT: Self-diagnosis is complete.
  
HO2 S2 DIAG1(B1) INCMP/CMPLT
  • Indicates DTC P0139 self-diagnosis (delayed response) condition.
    • INCMP: Self-diagnosis is incomplete.
    • CMPLT: Self-diagnosis is complete.
  
HO2 S2 DIAG2(B1)* INCMP/CMPLT
  • Indicates DTC P0139 self-diagnosis (slow response) condition.
    • INCMP: Self-diagnosis is incomplete.
    • CMPLT: Self-diagnosis is complete.
  
H/P FUEL PUMP DEG deg Displays ECM-calculated fuel discharge position of the high pressure fuel pump.  
FUEL PRES SEN V mV The signal voltage of FRP sensor is displayed.  
EOP SENSOR mV The signal voltage of EOP sensor is displayed.  
BOOST S/V DUTY % The turbocharger boost control valve control condition (determined by ECM according to the input signals) is indicated.  
ATOM PRESS SEN V The atmospheric pressure sensor signal voltage is displayed.  
ECM TEMP 1 °C or °F The ECM temperature is indicated.  
ECM TEMP 2
A/F-S ATMSPHRC CRCT B1 - Displays a determined value of atmospheric correction factor necessary for correcting an A/F sensor signal input to ECM. The signal used for the correction is an A/F sensor signal transmitted while driving under atmospheric pressure.  
A/F-S ATMSPHRC CRCT UP B1 count Displays the number of updates of the A/F sensor atmospheric correction factor.  
SL TRG VHCL SPD km/h or mph The preset speed limiter vehicle speed is displays.
  • A certain constant value is displayed while mode other than speed limiter control being activated.
  • When the speed limiter is released by other method than the main switch, the vehicle speed indicated during the standby mode is the one that is previously set before releasing the speed limiter.
SL SET LAMP ON/OFF Indicates [ON/OFF] condition of speed limiter SET indicator determined by the ECM according to the input signals.  
SL LIMIT LAMP ON/OFF Indicates [ON/OFF] condition of speed limiter LIMIT indicator determined by the ECM according to the input signals.  
SL MAIN SW ON/OFF Indicates [ON/OFF] condition from speed limiter MAIN switch signals.  
KICKDOWN POS ON/OFF Indicates [ON/OFF] condition of kickdown determined by the ECM according to the input signals.  
EGR TEMP SEN V The signal voltage of EGR temperature sensor is displayed.  
EGR VALVE POSITION deg ECM-calculated EGR valve position is displayed.  
EGR VALVE POSITION SEN V The signal voltage of EGR valve position sensor is displayed.  
EGR DIFFERENTIAL PRESS kPa Displays ECM-calculated pressure difference between before and behind the EGR volume control valve.  
W/G ACTUATOR POSITION B1 m Indicates real stroke position of turbocharger wastegate actuator. The value is calculated by ECM based on the difference voltage between position sensor output and valve close position.  
W/G ACTUATOR POSI SEN B1 V Indicates position sensor output voltage of turbocharger wastegate actuator.  
W/GATE V CLSD LEARN B1 INCMP/CMPLT Displays "full close position learning" experience of wastegate actuator.
  • INCMP: Learning is incomplete. There is no memory of the full close position voltage in the ECM.
  • CMPLT: Learning is complete. Full close position voltage is memory in the ECM.
 After replacing ECM, "INCMP" is displayed.
RADIATOR COOLANT TEMP °C or °F Description: The radiator coolant temperature (determined by the signal voltage of the radiator coolant temperature sensor) is displayed.  
ENGINE COOLANT B/V POSI deg Description: The Multi-way Control Valve position detected by the position sensor is displayed.  
AC EVA TEMP °C or °F Indicates A/C evaporator temperature sent from "unified meter and A/C amp".  
AC EVA TARGET °C or °F Indicates target A/C evaporator temperature sent from "unified meter and A/C amp".  
STRT OPRTN CNTR count Starter motor operation counter is displayed. Indicated multiplication value of the starter motor operation of key switch operation and the restart.
CML B/DCHG CRNT - Cumulative battery discharge current is displayed. ECM judges whether stop/start system is possible according to battery state.
A/F LRN CNTR B1 -
NOTE:

The item is indicated, but not used.

  
MASS AIR FLOW SENSOR (HZ) Hz The value is air flow meter output frequency.
This output decide fuel injection quantity.		  
EXHAUST GAS TEMP SEN 1 B1 V The signal voltage of exhaust gas temperature sensor is displayed.  
SWRL CONT S/V - Indicates open/close condition of intake manifold control valve.  
BATTERY STS OK/NG Indicated [OK/NG] condition of battery output.  
AT STOP START SW ON/OFF Indicates [ON/OFF] condition stop/start OFF switch signal.  
CPP SW ON/OFF Indicates [ON/OFF] condition from clutch pedal position switch signal.  
CLUTCH INTLCK SW ON/OFF Indicates [ON/OFF] condition from clutch interlock
switch signal.		  
THRTL STK CNT B1 -
NOTE:

The item is indicated, but not used.

  
A/F SEN1 DIAG1 (B1) INCMP/CMPLT
  • Indicates DTC P015A or P015B self-diagnosis condition.
    • INCMP: Self-diagnosis is incomplete.
    • CMPLT: Self-diagnosis is complete.
  
A/F SEN1 DIAG2 (B1) INCMP/CMPLT
  • Indicates DTC P014C or P014D self-diagnosis condition.
    • INCMP: Self-diagnosis is incomplete.
    • CMPLT: Self-diagnosis is complete.
  
A/F SEN1 DIAG3 (B1) ABSNT/PRSNT
  • Indicates DTC P014C, P014D, P015A or P015B self-diagnosis condition.
    • ABSNT: The vehicle condition is not within the diagnosis range.
    • PRSNT: The vehicle condition is within the diagnosis range.
  
A/F-S ATMSPHRC CRCT B1 - Displays a determined value of atmospheric correction factor necessary for correcting an A/F sensor signal input to ECM. The signal used for the correction is an A/F sensor signal transmitted while driving under atmospheric pressure.  
A/F-S ATMSPHRC CRCT UP B1 count Displays the number of updates of the A/F sensor atmospheric correction factor.  
FUEL T/TMP SE °C or °F The fuel temperature (determined by the signal voltage of the fuel tank temperature sensor) is displayed.  
FUEL LEVEL SE V The signal voltage of the fuel level sensor is displayed.  
EVAP LEAK DIAG YET/CMPLT
  • Indicates the condition of EVAP leak diagnosis.
    • YET: EVAP leak diagnosis has not been performed yet.
    • CMPLT: EVAP leak diagnosis has been performed successfully.
  
EVAP DIAG READY ON/OFF
  • Indicates the ready condition of EVAP leak diagnosis.
    • ON: Diagnosis has been ready condition.
    • OFF: Diagnosis has not been ready condition.
  
G SENSOR V The signal voltage of G sensor is displayed  
TUMBLE POS SEN V The intake manifold runner control valve position sensor signal voltage is displayed.  
EVAP SYS PRES V The signal voltage of EVAP control system pressure sensor is displayed.  

* : The item is indicated, but not used.

NOTE:

Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.

RENDER: 1.0x

NO RELATED

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
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