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Home >> Infiniti >> 2023 >> QX60 Autograph, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 2) >> System Description >> Diagnosis System (ECM) >> Diagnosis Description >> CONSULT Function
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CONSULT Function

FUNCTION 

Diagnostic test mode CGW Status Function
Restricted Mode Diag Test Mode Open Mode
Self Diagnostic Result Display Display Display Self-diagnostic results such as 1st trip DTC, DTCs and 1st trip freeze frame data or freeze frame data can be read and erased quickly.

*1 Display non-network DTC which ECM memorizes.
CGW Information*2 Display*2 Display*2 Display*2
  • Display the current CGW mode*2
  • Enables CGW to switch mode*2
Data Monitor Display Display Display Input/Output data in the ECM can be read.
Work Support*2 Non-display*2 Non-display*2 Display*2 This mode enables a technician to adjust some devices faster and more accurately by following the indications on the CONSULT unit.
Active Test*2 Non-display*2 Display*2 Display*2 Diagnostic Test Mode in which CONSULT drives some actuators apart from the ECMs and also shifts some parameters in a specified range.
ECU Identification Display Display Display ECM part number can be read.
DTC Work Support Non-display Display Display SRT and operating condition to check DTC can be confirmed.
MAC Diagnosis*3 Display Display Display Display MAC diagnosis result divided into the following two inspection priorities.
  • Inspection Priority 1: Root cause
  • Inspection Priority 2
CAN Diag Support Monitor*3 Display Display Display
NOTE: SYMBOL The mode is indicated, but not monitored
Network DTC*3 Display Display Display Display network DTC which ECM memorizes when performing "Diagnosis (All System) ".

*1: The following emission-related diagnostic information is cleared when the ECM memory is erased.

*2: In some vehicles, it is not malfunctioning in case of no display of "CGW Information". In this case, it is not necessary to switch the CGW status. In vehicles where "CGW information" is not displayed, "Work Support" and "Active Test" are always displayed.

*3: Displays when performing "Diagnosis (All System) ".

CGW INFORMATION 

Display the diagnosis mode which a user can perform in Diag Test mode/Open Mode by switching the CGW status form Restricted mode to Diag Test Mode/Open Mode. For the method of switching CAN Gateway status, Refer to CONSULT Function .

NOTE: SYMBOL In some vehicles, it is not malfunctioning in case of no display of "CGW Information". In this case, it is not necessary to switch the CGW status.

SELF DIAGNOSTIC RESULT MODE 

Self Diagnostic Item 

Regarding items of DTC and 1st trip DTC, refer to DTC Index .

How to Read DTC and 1st Trip DTC 

DTCs and 1st trip DTCs related to the malfunction are displayed in "Self-diag results".

How to Erase DTC and 1st Trip DTC 

NOTE: SYMBOL If the ignition switch stays ON after repair work, be sure to turn ignition switch OFF once. Wait at least 10 seconds and then turn it ON (engine stopped) again.

Freeze Frame Data and 1st Trip Freeze Frame Data 

Freeze frame data item* Description
DIAG TROUBLE CODE [PXXXX] The engine control component part/control system has a trouble code that is displayed as PXXXX. Refer to DTC Index .
CAL/LD VALUE [%] The calculated load value at the moment a malfunction is detected is displayed.
COOLANT TEMP [°C] or [°F] The engine coolant temperature at the moment a malfunction is detected is displayed.
L-FUEL TRM-B1 [%]
  • "Long-term fuel trim" at the moment a malfunction is detected is displayed.
  • The long-term fuel trim indicates much more gradual feedback compensation to the base fuel schedule than short-term fuel trim.
L-FUEL TRM-B2 [%]
S-FUEL TRM-B1 [%]
  • "Short-term fuel trim" at the moment a malfunction is detected is displayed.
  • The short-term fuel trim indicates dynamic or instantaneous feedback compensation to the base fuel schedule.
S-FUEL TRM-B2 [%]
ENGINE SPEED [RPM] The engine speed at the moment a malfunction is detected is displayed
VEHICL SPEED [km/h] or [mph] The vehicle speed at the moment a malfunction is detected is displayed
ABSOL TH. P/S [%] The throttle valve opening angle at the moment a malfunction is detected is displayed
B/FUEL SCHDL [msec] The base fuel schedule at the moment a malfunction is detected is displayed
INT/A TEMP SE [°C] or [°F] The intake air temperature at the moment a malfunction is detected is displayed
FUEL SYS-B1
  • "Fuel injection system status" at the moment a malfunction is detected is displayed.
  • One of the following mode is displayed:

    Mode 2: Open loop due to detected system malfunction

    Mode 3: Open loop due to driving conditions (power enrichment, deceleration enleanment)

    Mode 4: Closed loop - using oxygen sensor (s) as feedback for fuel control

    Mode 5: Open loop - has not yet satisfied condition to go to closed loop
FUEL SYS-B2
INT MANI PRES [kPa] These items are displayed but are not applicable to this model.
COMBUST CONDITION
FUEL RAIL PRESSURE [MPa] The fuel rail pressure at the moment a malfunction is detected is displayed.
TARGET FUEL RAIL PRESSURE [MPa] The target fuel rail pressure at the moment a malfunction is detected is displayed.
BATTERY VOLTAGE [V] The battery voltage at the moment a malfunction is detected is displayed.
FUEL LEVEL [%] The fuel level at the moment a malfunction is detected is displayed.
ODO/TRIP METER [km] The ODO/TRIP at the moment a malfunction is detected is displayed.
DTC count The engine control component part/control system has a trouble code the is displayed

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

DATA MONITOR MODE 

NOTE: SYMBOL
  • 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 MAIN SIGNALS Stop/Start error
COOLANT TEMP/S °C or °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 °C or °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 °C or °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 °C or °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 °CA       Indicates [°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: SYMBOL 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: SYMBOL 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) °CA       Indicates [°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 °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 signals) 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 signals) 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: SYMBOL These items are displayed but are not applicable to this model.
  
A/F LRN CNTR B1 -      
NOTE: SYMBOL 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 -       Indicates deterioration condition of the engine oil when Oil Control System is reset.  
DETERIORTN VL-OCS RT 3 -       Indicates 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 -       Indicates deterioration condition of the engine oil when Oil Control System remaining distance is zero.  
DETERIORTN VL-OCS WRN 2 -       Indicates deterioration condition of the engine oil when Oil Control System remaining distance is zero. (two times ago)  
DETERIORTN VL-OCS WRN 3 -       Indicates deterioration condition of the engine oil when Oil Control System remaining distance is zero. (three times ago)  
CURRENT DETERIORATN VAL -       Indicates 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: SYMBOL Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.

WORK SUPPORT MODE 

Work Item 

WORK ITEM CONDITION USAGE
VIN REGISTRATION In this mode, VIN is registered in ECM. When registering VIN in ECM
EVAP SYSTEM CLOSE Close the EVAP canister vent control valve in order to make EVAP system close under the following conditions.
  • Ignition switch ON
  • Engine not running
  • Ambient temperature is above 0°C (32°F).
  • No vacuum and no high pressure in EVAP system
  • Fuel tank temp. is more than 0°C (32°F).
  • Within 10 minutes after starting "EVAP SYSTEM CLOSE"
  • When trying to execute "EVAP SYSTEM CLOSE" Under the condition except above, CONSULT will discontinue it and display appropriate instruction.
    NOTE: SYMBOL When starting engine, CONSULT may display "Battery voltage is low. Charge battery", even when using a charged battery.
 When detecting EVAP vapor leak in the EVAP system
IDLE AIR VOL LEARN The idle air volume that keeps the engine within the specified range is memorized in ECM. When learning the idle air volume
SELF-LEARNING CONT The coefficient of self-learning control mixture ratio returns to the original coefficient. When clearing mixture ratio self-learning value
CLSD THL POS LEARN Ignition switch ON and engine stopped. When learning the throttle valve closed position
A/F INITIAL LEARNING Air fuel ratio learning frequency is low while idling, learning the air fuel ratio of the idling domain in ECM. When learning the air fuel ratio.
TARGET IGN TIM ADJ* Idle condition When adjusting target ignition timing
TARGET IDLE RPM ADJ* Idle condition When setting target idle speed
STRT OPRTN CNTR CLEAR - -
SAVING DATA FOR REPLC CPU In this mode, save data that is in ECM. When ECM is replaced.
WRITING DATA FOR REPLC CPU In this mode, write data stored by "SAVE DATA FOR CPU REPLC" in work support mode to ECM. When ECM is replaced.
ELECTRIC INTAKE VALVE TIMING CONTROL LEARNING Ignition switch ON and engine stopped. After the following parts are replaced.
  • Electric intake valve timing control actuator
  • Electric intake valve timing control module
  • camshaft, timing chain, camshaft sprocket
  • piston, connecting rod, crankshaft
  • position sensor
Misfire count (real-time) These items are displayed but not used. -
Misfire count (past) These items are displayed but not used. -
Stop/Start prohibit cause data recorder Ignition switch: ON (Engine stopped) Indicates the reason that stop/start system does not operate when vehicle is stopped on CONSULT.
Stop/Start engine stall cause data recorder Ignition switch: ON (Engine stopped) Indicates the reason that engine is stalled on CONSULT.
Stop/Start engine restart cause data recorder Ignition switch: ON (Engine stopped) Indicates the reason that engine is restarted when stop/start system operates on CONSULT.
MAC KEY writing Ignition switch: ON Write MAC key to ECM.

*: This function is not necessary in the usual service procedure.

ACTIVE TEST MODE 

Test Item 

TEST ITEM CONDITION JUDGEMENT CHECK ITEM (REMEDY)
AUTO STOP START Engine: After warming up, run engine at idle
  • Selector lever: N or P
  • "Start" and "Cancel" using CONSULT
 Check the stop/start system operate and restart.
  • Harness and connectors
  • IPDM E/R
  • Starter motor
  • Engine restart relay
  • Starter control relay
CAUTION:
  • Be careful so that a hood operates in the opened state when carry out work.
  • Shift the select lever position to "P" position, because operate regardless of the brake pedal position.
ENG COOLANT TEMP
  • Engine: Return to the original trouble condition
  • Change the engine coolant temperature using CONSULT.
 If trouble symptom disappears, see CHECK ITEM.
  • Harness and connectors
  • Engine coolant temperature sensor
  • Fuel injector
FUEL INJECTION
  • Engine: Return to the original trouble condition
  • Change the amount of fuel injection using CONSULT.
 If trouble symptom disappears, see CHECK ITEM.
  • Harness and connectors
  • Fuel injector
  • Air fuel ratio (A/F) sensor 1
PURG VOL CONT/V
  • Engine: After warming up, run engine at 1, 500 RPM.
  • Change the EVAP canister purge volume control solenoid valve opening percent using CONSULT.
 Engine speed changes according to the opening percent.
  • Harness and connectors
  • Solenoid valve
FUEL/T TEMP SEN Change the fuel tank temperature using CONSULT.
POWER BALANCE
  • Engine: After warming up, idle the engine.
  • A/C switch OFF
  • Selector lever: P or N
  • Cut off each injector signal one at a time using CONSULT.
 Engine runs rough or dies.
  • Harness and connectors
  • Compression
  • Fuel injector
  • Power transistor
  • Spark plug
  • Ignition coil
EXT V/T ASSIGN ANGLE
  • Engine: Return to the original non-standard condition
  • Change exhaust valve timing using CONSULT.
 If malfunctioning symptom disappears, see CHECK ITEM.
  • Harness and connectors
  • Exhaust valve timing control solenoid valve
ENGINE MOUNTING
  • Ignition switch: ON
  • Turn electronic controlled engine mount "IDLE" and "TRVL" With CONSULT.
 Electronic controlled engine mount makes the operating sound.
  • Harness and connectors
  • Electronic controlled engine mount
VIAS S/V-1
  • Ignition switch: ON (Engine stopped)
  • Turn solenoid valve "ON" and "OFF" using CONSULT and listen to operating sound.
 Solenoid valve makes the operating sound
  • Harness and connectors
  • Solenoid valve
ACTIVE GRILLE SHUTTER To check the operation of the active grille shutter, follow the steps below:
  1. Park the vehicle in a safe area and apply the parking brake.
  2. Start the engine or bring the vehicle into READY state.
  3. Press the "CALIBRTN" button.
  4. Select the "OPEN" or "CLOSE" button to check the operation.
 Active grille shutter fully opens or fully closes.
  • Harness or connector
  • Active grille shutter actuator
  • Active grille shutter
VENT CONTROL/V
  • Ignition switch: ON (Engine stopped)
  • Turn solenoid valve "ON" and "OFF" with the CONSULT and listen to operating sound.
 Solenoid valve makes an operating sound.
  • Harness and connectors
  • Solenoid valve
FAN DUTY CONTROL*
  • Ignition switch: ON
  • Change duty ratio using CONSULT.
 Cooling fan speed changes.
  • Harness and connectors
  • Cooling fan motor
  • Cooling fan relay
  • Cooling fan control module
  • IPDM E/R
VIAS S/V-2
  • Ignition switch: ON (Engine stopped)
  • Turn solenoid valve "ON" and "OFF" using CONSULT and listen to operating sound.
 Solenoid valve makes the operating sound
  • Harness and connectors
  • Solenoid valve
AUTO STOP START Engine: After warming up, run engine at idle
  • Selector lever: N or P
  • "Start" and "Cancel" using CONSULT
 Check the stop/start system operate and restart.
  • Harness and connectors
  • IPDM E/R
  • Starter motor
  • Engine restart relay
  • Starter control relay
CAUTION:
  • Be careful so that a hood operates in the opened state when carry out work.
  • Shift the select lever position to "P" position, because operate regardless of the brake pedal position.
FPCM
  • Engine: Return to the original trouble condition
  • Select "LOW", "MID" and "HI" With CONSULT.
 Fuel pump speed changes or stops.
  • Harness and connectors
  • Fuel pump control module (FPCM)
IGNITION TIMING
  • Engine: Return to the original trouble condition
  • Timing light: Set
  • Retard the ignition timing using CONSULT.
 If trouble symptom disappears, see CHECK ITEM. Perform Idle Air Volume Learning.

*: Leaving cooling fan OFF With CONSULT: while engine is running may cause the engine to overheat.

DTC WORK SUPPORT MODE 

Test Item

Test mode Test item Corresponding DTC No. Reference
A/F SEN1 A/F SEN1 (B1) P1275 - -
A/F SEN1 (B1) P1276 P0130 DTC Description
A/F SEN1 (B2) P1286 P0150 DTC Description
A/F SENSOR1 (B1) P014C/P014D - -
A/F SENSOR1 (B2) P014E/P014F - -
EVAPORATIVE SYSTEM PURG FLOW P0441 P0441 DTC Description
HO2S2 HO2S2 (B1) P1146 P0138 DTC Description
HO2S2 (B1) P1147 P0137 DTC Description
HO2S2 (B1) P0139 P0139 DTC Description
HO2S2 (B2) P1166 P0158 DTC Description
HO2S2 (B2) P1167 P0157 DTC Description
HO2S2 (B2) P0159 P0159 DTC Description

SRT and P-DTC MODE 

SRT STATUS Mode 

PERMANENT DTC STATUS Mode 

How to Display Permanent DTC Status

  1. Turn ignition switch OFF and wait at 10 seconds.
  2. Turn ignition switch ON.
  3. Turn ignition switch OFF and wait at 10 seconds.
  4. Turn ignition switch ON.
  5. On CONSULT screen, select "SRT and P-DTC">>"Permanent DTC Status".
    NOTE: SYMBOL Permanent DTCs stored in ECM memory are displayed on the CONSULT screen to show if a driving pattern required for erasing permanent DTCs is complete (CMPLT) or incomplete (INCMP).
    CAUTION:

    Since the "Permanent DTC Status" screen displays the previous trip information, repeat the following twice to update the information: "Ignition switch OFF", "Wait for more than 10 seconds" and "Ignition switch ON".

    GNSDB34959Courtesy of NISSAN
NOTE: SYMBOL This mode is not used in regions that permanent DTCs are not regulated by law.

SRT WORK SUPPORT Mode 

This mode enables a technician to drive a vehicle to set the SRT while monitoring the SRT status.

PERMANENT DTC WORK SUPPORT Mode 

This mode enables a technician to drive a vehicle to complete the driving pattern that is required for erasing permanent DTC.

NOTE: SYMBOL This mode is not used in regions that permanent DTCs are not regulated by law.
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