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Home >> Infiniti >> 2022 >> QX60 Pure, FWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 3) >> System Description >> Diagnosis System (ECM) >> Diagnosis Description >> CONSULT Function >> Data Monitor Mode
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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 

Monitored item

Unit

Monitor Item Selection

Description

Remarks

ECU INPUT SIGNALS

MAINSIGNALS

Stop/Start error

COOLANT TEMP/S

deg.C or deg.F

x

x

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.

VHCL SPEED SE

km/h or mph

x

x

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.

INT/A TEMP SE

deg.C or deg.F

x

x

The intake air temperature (determined by the signal voltage of the intake air temperature sensor) is indicated.

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.

FUEL T/TMP SE

deg.C or deg.F

The fuel temperature (determined by the signal voltage of the fuel tank temperature sensor) is displayed.

FUEL LEVEL SE

V

x

The signal voltage of the fuel level sensor is displayed.

EVAP SYS PRES

V

The signal voltage of EVAP control system pressure sensor is displayed.

CAL/LD VALUE

%

"Calculated load value" indicates the value of the current air flow divided by peak air flow.

HO2S2 (B1)

V

x

x

The signal voltage of the heated oxygen sensor 2 is displayed.

HO2S2 (B2)

ENG OIL TEMP

deg.C or deg.F

The engine oil temperature (determined by the signal voltage of the engine oil temperature sensor) is displayed.

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.
  • This data also includes the data for the air-fuel ratio learning control.
  • Specification value is indicated on monitor screen under the following conditions.
    • Reference: Select
    • Display type: Line graph

A/F ALPHA-B2

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.

A/F S1 HTR (B2)

EXH/V TIM B1

deg.CA

Indicates [ deg.CA] of exhaust camshaft retard angle.

EXH/V TIM B2

Ignition timing

deg

x

x

Indicates the ignition timing computed by ECM according to the input signals.

NOTE: Indicates degree from BTDC (Before Top Dead Center) of compression stroke.
  • When the engine is stopped, a certain value is indicated.

FAN DUTY

%

Indicates a command value for cooling fan. The value is calculated by ECM based on input signals.

FUEL PUMP DUTY

--

The control condition of the fuel pump control module (FPCM) (determined by ECM according to the input signals) is indicated.

THRTL STK CNT B1

--

NOTE: The item is indicated, but not used.

ENG SPEED

rpm

x

x

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.

TRVL AFTER MIL

km or mile

Distance traveled while MIL is activated.

B/FUEL SCHDL

ms

x

x

"Base fuel schedule" indicates the fuel injection pulse width programmed into ECM, prior to any learned on board correction.

Specification value is indicated on monitor screen under the following conditions.

  • Reference: Select
  • Display type: Line graph

MASS AIRFLOW

g/s

Indicates the mass air flow computed by ECM according to the signal voltage of the mass air flow sensor.

FUEL PRES SEN

MPa

Indicates the fuel rail pressure computed by ECM according to the input signals.

ACCEL SEN 1

V

The accelerator pedal position sensor signal voltage is displayed.

ACCEL SEN 2 signal is converted by ECM internally. Thus, they differs from ECM terminal voltage signal.

ACCEL SEN 2

TP SEN 1-B1

V

x

x

The throttle position sensor signal voltage is displayed.

TP SEN 2-B1 signal is converted by ECM internally. Thus, they differs from ECM terminal voltage signal.

TP SEN 2-B1

FUEL INJ B1

msec

ECM-calculated injection pulse width of the fuel injector on the Bank 1 side.

FUEL INJ B2

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.

AC PRESS SEN

V

The signal voltage from the refrigerant pressure sensor is displayed.

A/F SEN1 (B1)

V

x

x

The A/F signal computed from the input signal of the air fuel ratio (A/F) sensor 1 is displayed.

A/F SEN1 (B2)

VHCL SPEED SE

km/h or mph

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

VTC DTY EX B1

%

The control condition of the exhaust valve timing control solenoid valve (determined by ECM according to the input signals) is indicated.

VTC DTY EX B2

A/F ADJ-B1

--

Indicates the correction of 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.

A/F ADJ-B2

INT/V TIM (B1)

deg.CA

Indicates [ deg.CA] of intake camshaft advance angle.

INT/V TIM (B2)

H/P FUEL PUMP deg

deg

Displays ECM-calculated fuel discharge position of the high pressure fuel pump.

FUEL PRES SEN V

V

The signal voltage of FRP sensor is displayed.

EOP SENSOR

V

The signal voltage of EOP sensor is displayed.

ECM TEMP 1

deg.C

The ECM temperature is indicated.

ECM TEMP 2

Mass air flow sensor (HZ) B1

Hz

The signal frequency of the mass air flow sensor is displayed.

LOAD SIGNAL

On/Off

x

x

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.

AIR COND SIG

On/Off

x

x

Indicates [On/Off] condition of the air conditioner switch as determined by the air conditioner signal.

PW/ST SIGNAL

On/Off

x

x

[On/Off] condition of the power steering system (determined by the signal voltage of the power steering pressure sensor signal) is indicated.

P/N POSI SW

On/Off

x

x

Indicates [On/Off] condition from the park/neutral position (PNP) signal.

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

x

x

Indicates idle position [On/Off] computed by ECM according to the accelerator pedal position sensor signal.

HO2S2 MNTR (B1)

RICH/LEAN

x

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.

HO2S2 MNTR (B2)

x

IGNITION SW

On/Off

x

x

Indicates [On/Off] condition from ignition switch signal.

HEATER FAN SW

On/Off

x

Indicates [On/Off] condition from the heater fan switch signal.

IDL A/V LEARN

YET/CMPLT

Displays 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.

BRAKE SW

On/Off

Indicates [On/Off] condition from the stop lamp switch signal.

COMBUSTION

--

These items are displayed but are not applicable to this model.

VIAS S/V-1

On/Off

x

The control condition of the VIAS control solenoid valve 1 (determined by ECM according to the input sig-nals) is indicated.

  • On: VIAS control solenoid valve 1 is operating
  • Off: VIAS control solenoid valve 1 is not operating

ENGINE MOUNT

IDLE/TRVL

The control condition of the electronic controlled engine mount (determined by ECM according to the input signals) is indicated.

  • IDLE: Engine speed is below 950 rpm
  • TRVL: Engine speed is above 950 rpm

FUEL PUMP RLY

On/Off

Indicates the fuel pump relay control condition determined by ECM according to the input signals.

FPCM

Hi/Mid/Low/Off

The control condition of the fuel pump control module (FPCM) (determined by ECM according to the input signals) is indicated.

VENT CONT/V

On/Off

The control condition of the EVAP canister vent control valve (determined by ECM according to the input signals) is indicated.

  • On: Closed
  • Off: Open

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.

HO2S2 HTR (B2)

DIST SW

On/Off

Indicates [On/Off] condition from DISTANCE switch signal.

BRAKE SW2

On/Off

Indicates [On/Off] condition of stop lamp switch signal.

BRAKE SW1

On/Off

Indicates [On/Off] condition from brake pedal position switch signal.

SET SW

On/Off

Indicates [On/Off] condition from COAST/SET switch signal.

RESUME/ACC SW

On/Off

Indicates [On/Off] condition from ACCEL/RES switch signal.

CANCEL SW

On/Off

Indicates [On/Off] condition from CANCEL switch signal.

MAIN SW

On/Off

Indicates [On/Off] condition from MAIN switch signal.

CRUISE LAMP

On/Off

Indicates [On/Off] condition of CRUISE lamp determined by the ECM according to the input signals.

VIAS S/V-2

On/Off

The control condition of the VIAS control solenoid valve 2 (determined by ECM according to the input sig-nals) is indicated.

  • On: VIAS control solenoid valve 2 is operating
  • Off: VIAS control solenoid valve 2 is not operating

HO2 S2 DIAG1 (B2)

INCMP/CMPLT

Indicates DTC P0159 self-diagnosis (delayed response) 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 (B2)

INCMP/CMPLT

Indicates DTC P0159 self-diagnosis (slow 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.

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.

SYSTEM 1 DIAGNOSIS A B2

INCMP/CMPLT

Indicates DTC P219B self-diagnosis condition.

  • INCMP: Self-diagnosis is incomplete.
  • CMPLT: Self-diagnosis is complete.

SYSTEM 1 DIAGNOSIS A B1

INCMP/CMPLT

Indicates DTC P219A self-diagnosis condition.

  • INCMP: Self-diagnosis is incomplete.
  • CMPLT: Self-diagnosis is complete.

A/F SEN1 DIAG1 (B2)

INCMP/CMPLT

Indicates DTC P015C or P015D self-diagnosis condition.

  • INCMP: Self-diagnosis is incomplete.
  • CMPLT: Self-diagnosis is complete.

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 (B2)

INCMP/CMPLT

Indicates DTC P014E or P014F 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.

SYSTEM 1 DIAGNOSIS B B2

ABSNT/PRSNT

Indicates DTC P219B self-diagnosis condition.

  • ABSNT: Self-diagnosis standby
  • PRSNT: Under self-diagnosis

SYSTEM 1 DIAGNOSIS B B1

ABSNT/PRSNT

Indicates DTC P219A self-diagnosis condition.

  • ABSNT: Self-diagnosis standby
  • PRSNT: Under self-diagnosis

A/F SEN1 DIAG3 (B2)

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 SEN1 DIAG3 (B1)

ABSNT/PRSNT

Indicates DTC P014E, P014F, P015C or P015D self-diagnosis condition.

  • ABSNT: The vehicle condition is not within the diagnosis range.
  • PRSNT: The vehicle condition is within the diagnosis range.

ATOM PRES SEN 2

V

The signal voltage from the manifold absolute pressure (MAP) sensor is displayed.

A/GRLL SHTTR POSITION

F/CLOSE MOVING F/OPEN UNIDTF

Indicates the status of active grille shutter.

  • F/CLOSE: Active grille shutter is fully closed.
  • MOVING: Active grille shutter is in motion.
  • F/OPEN: Active grille shutter is fully opened.
  • UNIDTF: Unable to specify the shutter position.

STRT OPR TN CNTR

count

Starter motor operation counter is displayed.

Indicated multiplication value of the starter motor operation of key switch operation and restart.

A/F LRN CNTR B2

--

NOTE: These items are displayed but are not applicable to this model.

A/F LRN CNTR B1

--

NOTE: These items are displayed but are not applicable to this model.

TOTAL DISTNC-OCS RST 1

km

The Multi-way Control Valve position detected by the position sensor is displayed.

TOTAL DISTNC-OCS RST 2

km

Total travel distance of odd meter when Oil Control System is reset.

TOTAL DISTNC-OCS RST 3

km

Total travel distance of odd meter when Oil Control System is reset. (two times ago)

DETERIORTN VL-OCS RT 1

--

Total travel distance of odd meter when Oil Control System is reset. (three times ago)

DETERIORTN VL-OCS RT 2

--

Insicates deterioration condition of the engine oil when Oil Control System is reset.

DETERIORTN VL-OCS RT 3

--

Insicates deterioration condition of the engine oil when Oil Control System is reset. (three times ago)

TOTAL DISTNC-OCS WRN 1

km

Total travel distance of odd meter when Oil Control System remaining distance is zero.

TOTAL DISTNC-OCS WRN 2

km

Total travel distance of odd meter when Oil Control System remaining distance is zero. (two times ago)

TOTAL DISTNC-OCS WRN 3

km

Total travel distance of odd meter when Oil Control System remaining distance is zero. (two times ago)

DETERIORTN VL-OCS WRN 1

--

Insicates deterioration condition of the engine oil when Oil Control System remaining distance is zero.

DETERIORTN VL-OCS WRN 2

--

Insicates deterioration condition of the engine oil when Oil Control System remaining distance is zero. (two times ago)

DETERIORTN VL-OCS WRN 3

--

Insicates deterioration condition of the engine oil when Oil Control System remaining distance is zero. (three times ago)

CURRENT DETERIORATN VAL

--

Insicates deterioration condition of the engine oil.

Brake operation judgment

On/Off

Indicates [On/Off] condition of Brake operation judgment.

A/GRLL SHTTR CALIBRATION

INCMP/ CMPLT

Indicates initial position learning status of active grille shutter.

  • CMPLT: The leaning is complete.
  • INCOMP: The learning is incomplete.

A/GRLL SHTTR CIRCUIT DiAG

OK/NG

Indicates the diagnosis result of active grille shutter circuit.

  • OK: Normal
  • NG: Malfunction detected.

A/GRLL SHTTR TEMP DIAG

OK/NG

Indicates the diagnosis result of active grille shutter actuator temperature status.

  • OK: Normal
  • NG: Abnormal temperature detected.

A/GRLL SHTTR OVER RUN

OK/NG

Indicates active grille shutter moves beyond normal moving limit.

  • OK: Normal
  • NG: Malfunction detected.

A/GRLL SHTTR STUCK

OK/NG

Indicates the diagnosis result of active grille shutter stuck or the operation range less than normal.

  • OK: Normal
  • NG: Malfunction detected.

A/GRLL SHTTR CALIB DIAG

OK/NG

Indicates the diagnosis result of initial position learning of active grille shutter.

  • OK: Normal
  • NG: Deficiency detected.

Starter motor (Counter)

OK/NG

x

When the starter motor exceeds the specified No. of starting operation, NG is displayed.

Driver's seat belt switch

OK/NG

x

When the malfunction of the Driver's seat belt switch is judged, OK or NG is displayed.

Engine parts

OK/NG

x

When the malfunction of engine parts related to the stop/start system is judged, OK or NG is displayed.

ABS error

OK/NG

x

When an ABS abnormality is received from the ABS actuator and electric unit, NG is displayed.

TCM error

OK/NG

x

When an CVT abnormality is received from the TCM, NG is displayed.

TCM error B

OK/NG

x

When an DTC abnormality is received from the TCM, NG is displayed.

VDC error

OK/NG

x

When an VDC abnormality is received from the ABS actuator and electric unit, NG is displayed.

IPDM error

OK/NG

x

When an abnormal voltage status is received from the IPDM E/R, NG is displayed.

CAN comm (VDC) A

OK/NG

x

When the communication status with the ABS actuator and electric unit is judged, OK or NG is displayed.

CAN comm (VDC) B

OK/NG

x

When the communication status with the ABS actuator and electric unit is judged, OK or NG is displayed.

CAN comm (VDC) C

OK/NG

x

When VDC is judged based on the communication status with the ABS actuator and electric unit, OK or NG is displayed.

CAN comm (VDC) D

OK/NG

x

When VDC is judged based on the communication status with the ABS actuator and electric unit, OK or NG is displayed.

CAN comm (VDC) E

OK/NG

x

When VDC is judged based on the communication status with the ABS actuator and electric unit, OK or NG is displayed.

CAN comm (VDC) F

OK/NG

x

When VDC is judged based on the communication status with the ABS actuator and electric unit, OK or NG is displayed.

CAN comm (VDC) G

OK/NG

x

When VDC is judged based on the communication status with the ABS actuator and electric unit, OK or NG is displayed.

CAN comm (VDC) H

OK/NG

x

When VDC is judged based on the communication status with the ABS actuator and electric unit, OK or NG is displayed.

CAN comm (TCM) A

OK/NG

x

When A/T is judged based on the communication status with the TCM, OK or NG is displayed.

CAN comm (TCM) B

OK/NG

x

When CVT is judged based on the communication status with the TCM, OK or NG is displayed.

CAN comm (TCM) C

OK/NG

x

When A/T is judged based on the communication status with the TCM, OK or NG is displayed.

CAN comm (TCM) D

OK/NG

x

When CVT is judged based on the communication status with the TCM, OK or NG is displayed.

CAN comm (TCM) E

OK/NG

x

When A/T is judged based on the communication status with the TCM, OK or NG is displayed.

CAN comm (BCM) A

OK/NG

x

When the communication status with the BCM is judged, OK or NG is displayed.

CAN comm (BCM) B

OK/NG

x

When the communication status with the BCM is judged, OK or NG is displayed.

CAN comm (BCM) C

OK/NG

x

When the communication status with the BCM is judged, OK or NG is displayed.

CAN comm (BCM) D

OK/NG

x

When the communication status with the BCM is judged, OK or NG is displayed.

CAN comm (BCM) E

OK/NG

x

When the communication status with the BCM is judged, OK or NG is displayed.

CAN comm (IPDM) A

OK/NG

x

When the communication status with the IPDM E/R is judged, OK or NG is displayed.

CAN comm (IPDM) B

OK/NG

x

When the communication status with the IPDM E/R is judged, OK or NG is displayed.

CAN comm (IPDM) C

OK/NG

x

When the communication status with the IPDM E/R is judged, OK or NG is displayed.

CAN comm (IPDM) D

OK/NG

x

When the communication status with the IPDM E/R is judged, OK or NG is displayed.

CAN comm (IPDM) E

OK/NG

x

When the communication status with the IPDM E/R is judged, OK or NG is displayed.

Starter motor relay

OK/NG

x

When the malfunction of the ST/IS relay is judged, OK or NG is displayed.

Neutral switch

OK/NG

x

When the malfunction of the neutral switch is judged, OK or NG is displayed.

Clutch switch (Lower)

OK/NG

x

When the malfunction of the Clutch switch (Lower) is judged, OK or NG is displayed.

Clutch switch (Upper)

OK/NG

x

When the malfunction of the Clutch switch (Upper) is judged, OK or NG is displayed.

CAN comm (EPS)

OK/NG

x

When the communication status with the steering control module is judged, OK or NG is displayed.

LIN comm (DC/DC)

OK/NG

x

When the malfunction of DC/DC converter is received from LIN communication status, OK or NG is displayed.

Negative pressure

OK/NG

x

When the brake booster pressure sensor status is judged, OK or NG is displayed.

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