LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2012 >> G37 IPL, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (EV Control System) >> System Description >> Diagnosis System (VCM) >> CONSULT Function >> Data Monitor Mode >> Monitored Item
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Monitored Item

WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
MONITOR ITEMS DESCRIPTION CHART

MONITOR ITEM Unit Description
POWER LIMIT CAUSE
  • B/T-LOW
  • B/T-HI
  • B LEV
  • B CAP
  • MOT-V
  • MOT-T
  • ##
 When the motor power is limited, this shows the reason the power is being limited.
  • B/T-LOW: Li-ion battery temperature is too low.
  • B/T-HI: Li-ion battery temperature is too high.
  • B LEV: The Li-ion battery remaining energy is low.
  • B CAP: The Li-ion battery capacity is low.
  • MOT-V: The input voltage to the traction motor or traction motor inverter is low.
  • MOT-T: Traction motor temperature or traction motor inverter temperature is too high.
  • ##: No torque limitation.
VEHICLE SPEED km/h or mph The vehicle speed computed by the motor speed signal sent from the traction motor inverter is displayed.
12V BATTERY VOLTAGE V The 12 V power supply voltage of VCM is displayed.
WATER PUMP 1 TRG DUTY % Displays the water pump 1 target rotation command duty.
W/P 1 CRNT SPD DUTY % Displays the water pump 1 actual rotation duty.
WATER PUMP 2 TRG DUTY % Displays the water pump 2 target rotation command duty.
W/P 2 CRNT SPD DUTY % Displays the water pump 2 actual rotation duty.
VCM POWER SUPPLY (ACT) V Displays the 12 V power supply voltage of VCM when VCM is started.
DC/DC CONV TEMP μsec Displays the DC/DC converter temperature status signal duty.
DC/DC CONV TEMP STATUS 0/1/2/3/7 Displays the DC/DC converter temperature status.
  • 0: The DC/DC converter power is being limited.
  • 1: The DC/DC converter is at a high temperature.
  • 2: The DC/DC converter is at an intermediate temperature.
  • 3: The DC/DC converter is at a low temperature.
  • 7: The DC/DC converter system is malfunctioning.
F/S RELAY VOLT V Displays the voltage on the F/S relay contact side that is being input to VCM.
COOLANT TEMP degC The coolant temperature (determined by the signal voltage of the coolant temperature sensor) is displayed.
VCM MODE - Displays VCM status.
  • 0-7: During VCM starts-up
  • 10: Power switch is ON and the charge connector is not connected.
  • 11-29: Mode changing to READY
  • 30: READY
  • 31-68: During system shutdown
  • 109, 110: Power switch is ON and the charge connector is not connected.
  • 111-129: Mode changing to charge mode.
  • 130: During charging
  • 131-144: During system shutdown
  • 211-229: Mode changing to automatic 12V battery charging or remote charging mode without charging connector connection.
  • 230: During automatic 12V battery charging or remote charging mode without charging connector connection.
  • 231-246: During system shutdown
TRG MOTOR TORQ 1 N.m Displays the motor torque demand value VCM is requesting of the traction motor inverter.
VCM ACTIVATION On/READY Displays that VCM has the EV system READY.
  • On: Other than READY
  • READY: READY control in progress
NEXT GEAR POSITION
  • R
  • N/P
  • D
 Displays the position of the selected selector lever.
  • R: When R range is selected
  • N/P: When N or P range is selected
  • D: When D or ECO range is selected
GEAR POSITION
  • R
  • N/P
  • D
 Displays the position of the currently selected selector lever.
  • R: R range
  • N/P: N or P range
  • D: D or ECO range
READY LAMP SIGNAL On/BLINK/Off Displays the READY indicator lamp operation request status.
  • On: This causes the READY indicator lamp to light up.
  • BRINK: This causes the READY indicator lamp to flash.
  • Off: No operation request
CHARGE LAMP SIGNAL On/BLINK/Off Displays the 12V battery charge warning lamp operation request status.
  • On: The causes the 12V battery charge warning lamp to light up.
  • BRINK: The causes the 12V battery charge warning lamp to flash.
  • Off: No operation request
EV SYSTEM W/L SIGNAL On/BLINK/Off This displays the EV system warning lamp operation request status.
  • On: This causes the EV system warning lamp to light up
  • BRINK: This causes the EV system warning lamp to flash.
  • Off: No operation request
AVAILABLE MOT OUTPUT MAX kW Displays the maximum value that can currently be output by the traction motor.
MOT REGENERABLE PWR MAX kW Displays the maximum value that is currently regenerable by the traction motor.
POWER CONSUM (MOTOR) kW Displays the traction motor estimated power consumption calculated by VCM from the traction motor torque and vehicle speed.
CHARGE STATUS 100V/200V/QUICK/NG/Off Displays the charging mode.
  • 100V: Charging using AC 100-120 V
  • 200V: Charging using AC 200-240 V
  • QUICK: During quick charge
  • NG: When in a state where charging is not possible
  • Off: Except above
ECO INDICATOR - Displays the number of segments indicated by the instant ECO indicator.
ECO TREE - Displays the number of segments indicated by the ECO tree.
POWER CONSUMPTION (A/C) kW Displays the power consumption of the air conditioner system.
POWER CONSUM (AUXS) kW Displays the power consumption of the auxiliaries.
GEAR POSITION DISPLAY P/R/N/D/B Displays the in-meter gear display request status.
  • P: When there is a P display request
  • R: When there is an R display request
  • N: When there is an N display request
  • D: When there is a D display request
  • B: When there is an ECO display request
AMBIENT TEMP degC Displays the outside air temperature received from the A/C auto amp.
CHARGE MODE
  • N/CHG
  • Q/CHG
  • Off
 Displays the charging mode.
  • N/CHG: Normal charge
  • Q/CHG: Quick charge
  • Off: Not charging
DC/DC CONV STATUS 1/2/3 Displays the status of the DC/DC operation signal being used for communication between VCM and the DC/DC converter.
  • 1: When normal operation
  • 2: VCM is detecting a DC/DC converter error.
  • 3: VCM is prohibiting DC/DC converter operation.
DC/DC CONV REQ VOLT V Displays the power generation request voltage being requested to the DC/DC converter.
COOLING FAN REQ DUTY % Displays the cooling fan operation request duty.
ACCEL OPEN ANGLE deg The accelerator pedal opening angle (determined by the signal voltage of the accelerator pedal position sensor) is displayed.
12V BATTERY TEMP degC The 12V battery temperature (determined by the signal voltage of the battery temperature sensor) is displayed.
12V BATTERY CURRENT AVG A Displays the average current of 12V battery.
READY COUNT count Displays the cumulative READY count from the time the vehicle is new.
INTEG READY TIME sec Displays the cumulative READY time from the time the vehicle is new.
QUICK CHG COUNT count Displays the cumulative quick charge count from the time the vehicle is new.
INTEG Q/CHG TIME sec Displays the cumulative quick charge time from the time the vehicle is new.
NORMAL CHG COUNT count Displays the cumulative normal charge count from the time the vehicle is new.
INTEG N/CHG TIME sec Displays the cumulative normal charge time from the time the vehicle is new.
ACCEL SENSOR 1 VOLT V Accelerator pedal position sensor 1 signal voltage is displayed.
ACCEL SENSOR 2 VOLT V Accelerator pedal position sensor 2 signal voltage is displayed.
HI SPEC VEHICLE SPEED km/h or mph Displays the high accuracy vehicle speed from "VEHICLE SPEED"
REFRIGERANT PRESS MPa The refrigerant pressure (determined by the signal voltage of the refrigerant pressure sensor) is displayed.
SET VHCL SPD km/h or mph The preset ASCD vehicle speed is displayed
N/CHG PORT INTERLOCK On/HALF/Off Displays the normal charge connector engagement state.
  • On: The normal charge connector is connected correctly.
  • HALF: The normal charge connector is semi-engaged.
  • Off: The normal charge connector is not connected.
ENABLE OBC OUT PWR kW Displays the power that can be output by the on-board charger.
OBC OUT PWR kW Displays the power being output by the on-board charger.
AC POWER TYPE 100V/200V/NONE Displays the type of AC power supply that is connected to the normal charge port.
  • 100V: A 100-120 V power supply is connected.
  • 200V: A 200-240 V power supply is connected.
  • NONE: An AC power supply is not connected.
HV BATT LEVEL (%) % The Li-ion battery remained energy rate is displayed.
HV BATT VOLT V Displays the Li-ion battery voltage received from the Li-ion battery controller.
HV BATT CURRENT A Displays the Li-ion battery current received from the Li-ion battery controller.
HV BATTERY TEMP °C or °F Displays the Li-ion battery temperature received from the Li-ion battery controller.
HV BATT LEVEL kWh The Li-ion battery remained energy is displayed.
IR SENSOR SIGNAL P-P mV Displays the peak to peak of the signal sent from the on-board isolation resistance monitoring system.
INVERTER DC INPUT VOLT V Displays the high-voltage power supply voltage being input to the traction motor inverter.
MOTOR PWR LIMIT REQ (INV) % Displays the traction motor output limit value received from the traction motor inverter.
CURRENT MOTOR TORQ N.m Displays the traction motor actual output value (estimated value) received from the traction motor inverter.
MOTOR SPEED RPM Displays the traction motor revolution received from the traction motor inverter.
SL TRG VHCL SPD km/h or mph The preset speed limiter vehicle speed is displayed
ESTMT PWR CNSM (A/C CMP) kW Displays the A/C compressor estimated power consumption.
ESTMT PWR CNSM (PTC HTR) kW Displays the PTC elements heater estimated power consumption.
FRONT WIPER LOW/HIGH/Off/INVALID Displays the front wiper operation status received from the IPDM E/R
  • LOW: Front wiper is operating at low speed
  • HIGH: Front wiper is operating at high speed
  • Off: Front wiper is not operating
  • INVALID: IPDM E/R cannot detect front wiper status.
CLASH DETECT INFO
  • MID
  • HEAVY
  • ##
 Displays the car crush information received from the air bag diagnosis sensor unit.
  • MID: A non-serious impact was detected.
  • HEAVY: A serious impact was detected.
  • ##: When the impact is not detected
POWER SW On/Off Displays the POWER switch operation status.
  • On: When the POWER switch is operated
  • Off: On: When the POWER switch is not operated
START SIGNAL On/Off Displays the BCM start signal status.
  • On: Start signal input
  • Off: Start signal does not input.
EV SYS ACT REQ (OBC) On/Off Displays the status of the EV system activation request signal received from the onboard charger.
  • On: When a signal is received
  • Off: When a signal is not received
IMMEDIATE CHG SW On/Off Displays the operation status of the immediate charging switch.
  • On: When the switch is operated
  • Off: When the switch is not operated
EV SYS ACT REQ (TCU) On/Off Displays the status of the EV system activation request signal received from the TCU.
  • On: When a signal is received.
  • Off: When a signal is not received
HV INTERLOCK (DC/DC) On/Off Displays the connection status of the high voltage connector connected to the DC/DC junction box.
  • On: The high voltage connector is connected correctly.
  • Off: Except above.
F/S RELAY On/Off Displays the F/S relay operation status.
  • On: F/S relay is ON
  • Off: F/S relay is OFF
M/C RELAY On/Off Displays the M/C relay operation status.
  • On: M/C relay is ON
  • Off: M/C relay is OFF
F/S CHG RELAY On/Off Displays the F/S CHG relay operation status.
  • On: F/S CHG relay is ON
  • Off: F/S CHG relay is OFF
REVERSE LAMP RELAY On/Off Displays the reverse lamp relay operation status.
  • On: Reverse lamp relay is ON
  • Off: Reverse lamp relay is OFF
REVERSE LAMP RELAY MONI On/Off Displays the status that VCM is operating the reverse lamp relay.
  • On: Operation voltage is being output by VCM.
  • Off: Operation voltage is not being output by VCM.
A/C RELAY On/Off Displays the A/C relay operation status.
  • On: A/C relay is ON
  • Off: A/C relay is OFF
HV P MAIN RLY ACTIV On/Off Displays the system main relay (+) operation status.
  • On: System main relay (+) is ON
  • Off: System main relay (+) is OFF
HV P MAIN RLY ACTIV MONI On/Off Displays the status that VCM is operating the system main relay (+).
  • On: Operation voltage is being output by VCM.
  • Off: Operation voltage is not being output by VCM.
HV N MAIN RLY ACTIV On/Off Displays the system main relay (-) operation status.
  • On: System main relay (-) is ON
  • Off: System main relay (-) is OFF
HV N MAIN RLY ACTIV MONI On/Off Displays the status that VCM is operating the system main relay (-).
  • On: Operation voltage is being output by VCM.
  • Off: Operation voltage is not being output by VCM.
HV PRE CHG RLY ACTIV On/Off Displays the pre-charge relay operation status.
  • On: pre-charge relay is ON
  • Off: pre-charge relay is OFF
HV PRE CHG RLY ACTIV MONI On/Off Displays the status that VCM is operating the pre-charge relay.
  • On: Operation voltage is being output by VCM.
  • Off: Operation voltage is not being output by VCM.
PLUG IN INDI LAMP On/Off Displays the plug in indicator lamp operation request status.
  • On: The plug in indicator lamp is lit.
  • Off: No operation request
CHARGE STAT INDI 1 On/Off Displays the charging status indicator 1 operation request status.
  • On: The charging status indicator 1 is lit.
  • Off: No operation request
CHARGE STAT INDI 2 On/Off Displays the charging status indicator 2 operation request status.
  • On: The charging status indicator 2 is lit.
  • Off: No operation request
CHARGE STAT INDI 3 On/Off Displays the charging status indicator 3 operation request status.
  • On: The charging status indicator 3 is lit.
  • Off: No operation request
ASCD MAIN SW On/Off Displays the ASCD MAIN switch operation status.
  • On: When the ASCD MAIN switch is operated
  • Off: When the ASCD MAIN switch is not operated
ASCD CANCEL SW On/Off Displays the CANCEL switch operation status.
  • On: When the CANCEL switch is operated
  • Off: When the CANCEL switch is not operated
RESUME/ACC SW On/Off Displays the RESUME/ACCELERATE switch operation status.
  • On: When the RESUME/ACCELERATE switch is operated
  • Off: When the RESUME/ACCELERATE switch is not operated
ASCD SET SW On/Off Displays the SET/COAST switch operation status.
  • On: When the SET/COAST switch is operated
  • Off: When the SET/COAST switch is not operated
ASCD BRAKE SW On/Off Displays the ASCD brake switch operation status.
  • On: The brake pedal is not depressed.
  • Off: The brake pedal is depressed.
STOP LAMP SW On/Off Displays the operation status of the stop lamp switch.
  • On: The brake pedal is depressed.
  • Off: The brake pedal is not depressed.
ASCD SET LAMP On/Off Displays the SET indicator operation request status.
  • On: The SET indicator is lit.
  • Off: No operation request
DC/DC CONV STAT On/STOP Displays the status of the operation request sent by VCM to the DC/DC converter.
  • On: When there is a DC/DC converter operation request
  • Off: No operation request
VARIABLE V/CONT PERMIT On/Off Displays the power voltage variable control authorization status of VCM.
  • On: Authorized
  • Off: Prohibited
KICK DOWN On/Off Displays Kick Down decision state.
  • On: Accelerator pedal is depressed.
  • Off: Accelerator pedal is fully released
TRG HV BATT CHG LEVEL 100%/80% Displays the selected Li-ion battery charging level.
REAR DEFOGGER On/Off Displays the rear window defogger operation status received from the IPDM E/R.
  • On: When the rear window defogger is operating
  • Off: When the rear window defogger is not operating
PWR LIMIT INDICAT LAMP On/Off Displays the power limit indicator lamp operation request status.
  • On: The power limit indicator lamp is lit.
  • Off: No operation request
A/C SW On/Off Displays the A/C switch operation status received from the A/C auto amp.
  • On: When the A/C switch is operating
  • Off: When the A/C switch is not operating
EVSE COMM COMM/NO COM Displays the communication status between VCM and the EVSE.
Q/CHG INTERLOCK On/Off Displays the quick charger connector engagement status.
  • On: The quick charger connector is connected correctly.
  • Off: The quick charger connector is not connected.
Q/CHG RELAY On/Off Displays the quick charge relay operation status.
  • On: Quick charge relay is ON
  • Off: Quick charge relay is OFF
HV CNCTR INTRLCK (OBC) On/Off Displays the connection status of the high voltage connector connected to the onboard charger.
  • On: The high voltage connector is connected correctly.
  • Off: Except above.
BLOWER FAN ACTIV On/Off Displays the operation status of the blower fan received from the A/C auto amp.
  • On: When the blower fan is operating
  • Off: When the blower fan is not operating
HEAD LAMP LOW SIG On/Off Displays the operation status of the headlamp received from the IPDM E/R.
  • On: When the low beam is operating
  • Off: When the low beam is not operating
HEAD LAMP HI SIG On/Off Displays the operation status of the headlamp received from the IPDM E/R.
  • On: When the high beam is operating
  • Off: When the high beam is not operating
HV CNCTR INTRLCK (HV BAT) On/Off Displays the connection status of the high voltage connector connected to the Li-ion battery pack.
  • On: The high voltage connector is connected correctly.
  • Off: Except above.
HV BATT EMPTY OK/EMPTY Displays that the Li-ion battery remaining energy is low.
  • OK: Normal
  • EMPTY: When low
scientia non olet · About LEMON Manuals