Item (definition)

Definition

Unit/Condition

AAT^*1

Ambient air temperature

°C, °F

AC_PRES

Refrigerant pressure input from refrigerant pressure sensor

KPa , mBar , psi, in H20

Refrigerant pressure sensor voltage

V

AC_REQ

A/C switch status received by PCM via CAN

Off/On

ACCS

A/C relay status input from A/C relay

Off/On

ALTF

Field coil current control signal output to generator

%

ALTF_ACT

Actually measured value of field coil current signal input from generator

%

ALTT V

Generator output voltage

V

AMB_TEMP

Actually measured ambient temperature input from ambient temperature sensor

°C, °F

APP

Accelerator pedal opening angle (relative value) with the fully released status as 0% and fully depressed status as 100%

%

APP1

Accelerator pedal opening angle (absolute value) input from APP sensor No.1

%

APP sensor No.1 voltage

V

APP2

Accelerator pedal opening angle (absolute value) input from APP sensor No.2

%

APP sensor No.2 voltage

V

ARPMDES

Target engine speed

RPM

BARO

Actually measured barometric pressure input from BARO sensor built into PCM

KPa , mBar , psi, in H20

BOO

Brake switch (No.1 signal) ON/OFF status

High/Low

BPA

Brake switch (No.2 signal) ON/OFF status

High/Low

CATT11_DSD

Estimated catalytic converter temperature

°C, °F

CHRGLP

Charging system warning light illumination status

Off/On

CPP^*3

Clutch pedal position

Off/On

CPP/PNP^*3

Shift lever position

Off/On

ECT

Engine coolant temperature input from ECT sensor No.1

°C, °F

ECT sensor No.1 voltage

V

ECT2_V^*1

ECT sensor No.2 voltage

V

EQ_RAT11

Excess air factor (estimated value) to theoretical air/fuel ratio (14.7) by fuel feedback control

—

EQ_RAT11_DSD

Target excess air factor (estimated value) to theoretical air/fuel ratio (14.7) by fuel feedback control

—

ETC_ACT

Actual throttle valve opening angle

°(deg)

ETC_DSD

Target throttle valve opening angle (percent)

%

Target throttle valve opening angle

°(deg)

EVAPCP

Purge solenoid valve control duty value

%

EVAPCV^*1

CV solenoid valve operation status

Off/On

FAN_DUTY

Cooling fan duty cycle

%

FAN1

Cooling fan relay operation status

Off/On

FCL^*1

Check fuel cap warning light illumination status

Off/On

FIA

Fuel injection amount

—

FLI

Fuel level

%

FP

Fuel pump relay operation status

Off/On

FTP^*1

Fuel tank pressure

KPa , mBar , psi, in H20

Fuel tank pressure sensor voltage

V

FUEL_P_DSD

Target fuel pressure (high pressure fuel pump)

KPa , mBar , psi, in H20

FUEL_PRES

Fuel pressure input from fuel pressure sensor

KPa , mBar , psi, in H20

Fuel pressure sensor voltage

V

FUELPW

Fuel injection pulse width (fuel injector energization time) output to fuel injector

Sec

FUELSYS

Feedback status of fuel injection control is displayed

OL: Feedback control is disabled at cold engine start

CL: During feedback control by A/F sensor and HO2S

OL_Drive: While feedback control is stopped

OL_Fault: Feedback control is disable due to system malfunction

CL_Fault: During feedback control with either A/F sensor or HO2S having a malfunction

OL/CL/OL_Drive/OL_Fault/CL_Fault

GEAR^*2

Gear commanded

Unknown/1st/2nd/3rd/4th/5th/6th/Not in P/Park/Neutral/Drive/Reverse

HTR11

A/F sensor heater operation status

Off/On

A/F sensor heater control duty value

%

HTR12

HO2S heater operation status

Off/On

HO2S heater control duty value

%

IAT

Intake air temperature (No.1) input from IAT sensor No.1

°C, °F

IAT sensor No.1 voltage

V

IAT2

Intake air temperature (No.2) input from IAT sensor No.2

°C, °F

IAT sensor No.2 voltage

V

INGEAR

Gears are engaged

Off/On

ISC_FBK

ISC feedback value

%

ISC_FBK_LRN

Learning value for calculating ISC feedback amount

%

IVS

Idle flag

Off Idle/Idle

KNOCKR

Camshaft retard amount when knocking determined

°(deg)

LOAD

Ratio of actual amount of intake air to the maximum air charging amount (mass volume) of cylinder

%

LONGFT1

Fuel learning correction amount estimated based on A/F sensor signal

%

LONGFT12

Fuel learning correction amount estimated based on HO2S signal

%

LOW_OIL

Engine oil pressure condition

Never Detected: Engine oil pressure is high

Detected: Engine oil pressure is low

Never Detected/Detected

LRN_KCS

Knock control system learning value

—

M_GEAR^*3

Manual gear position

Neutral/1st gear/2nd gear/3rd gear/4th gear/5th gear/6th gear/Reverse/Undefined/Auto/In_Progress/YSF/Error

MAF

Mass air flow input from MAF sensor

g/Sec

MAF sensor voltage

V

MAP

Manifold absolute pressure input from MAP sensor

KPa , mBar , psi, in H20

MAP_V

MAP sensor voltage

V

MF_CAT1

Number of misfires in No.1 cylinder leading to catalytic converter temperature increase (catalytic converter temperature increases due to fuel combustion around catalytic converter after misfire)

—

MF_CAT_2

Number of misfires in No.2 cylinder leading to catalytic converter temperature increase (catalytic converter temperature increases due to fuel combustion around catalytic converter after misfire)

—

MF_CAT_3

Number of misfires in No.3 cylinder leading to catalytic converter temperature increase (catalytic converter temperature increases due to fuel combustion around catalytic converter after misfire)

—

MF_CAT_4

Number of misfires in No.4 cylinder leading to catalytic converter temperature increase (catalytic converter temperature increases due to fuel combustion around catalytic converter after misfire)

—

MF_CAT_FCC

Threshold of malfunction determination for number of misfires (total number in all cylinders) leading to catalytic converter temperature increase

—

MF_CAT_TTL

Number of misfires (total number in all cylinders) leading to catalytic converter temperature increase

—

MF_EMI1

Number of misfires in No.1 cylinder under conditions required by emission regulations

—

MF_EMI_2

Number of misfires in No.2 cylinder under conditions required by emission regulations

—

MF_EMI_3

Number of misfires in No.3 cylinder under conditions required by emission regulations

—

MF_EMI_4

Number of misfires in No.4 cylinder under conditions required by emission regulations

—

MF_EMI_FCC

Threshold of malfunction determination for number of misfires (total number in all cylinders) under conditions required by emission regulations

—

MF_EMI_TTL

Number of misfires (total number in all cylinders) under conditions required by emission regulations

—

MIL

Check engine light illumination status

Off/On

MIL_DIS

Travelled distance since check engine light illuminated

km, ft, mi

O2S11

A/F sensor current

µA

O2S12

HO2S voltage

V

OIL_P_SOL

Engine oil solenoid valve operation status

Off/On

OIL_TEMP

Estimated engine oil temperature

°C, °F

PN_SW^*2

Parking/neutral

Open/Closed

RO2FT1

Fuel correction amount based on HO2S signal including SHRTFT12 and LONGFT12

%

RPM

Engine speed

RPM

SHRTFT1

Fuel feedback correction amount estimated based on A/F sensor signal

%

SHRTFT12

Fuel feedback correction amount estimated based on HO2S signal

%

SPARKADV

Ignition timing

°(deg)

TH_M^*1

Indicates heat radiation ratio (heat radiation when thermostat is malfunctioning/heat radiation when thermostat is normal) when thermostat monitoring is finished

—

Indicates engine coolant temperature when thermostat monitoring is finished

°C, °F

TH_M_MAX^*1

Indicates upper limit of heat radiation ratio (heat radiation when thermostat is malfunctioning/heat radiation when thermostat is normal) for thermostat monitoring execution

—

Indicates upper limit of engine coolant temperature for thermostat monitoring execution

°C, °F

TH_M_MIN^*1

Indicates lower limit of heat radiation ratio (heat radiation when thermostat is malfunctioning/heat radiation when thermostat is normal) for thermostat monitoring execution

—

Indicates lower limit of engine coolant temperature for thermostat monitoring execution

°C, °F

TP_REL

Throttle valve opening angle (relative value) with value at throttle valve fully close timing as the start point

%

TP1

TP sensor No.1 voltage

V

Throttle valve position No.1

%

TP2

TP sensor No.2 voltage

V

Throttle valve position No.2

%

TPCT

TP sensor No.1 minimum voltage at CTP

V

TPCT2

TP sensor No.2 minimum voltage at CTP

V

VPWR

Battery positive voltage

V

VSS

Vehicle speed

KPH, MPH

VT_EX_DES

Target exhaust variable valve timing control

• Retard amount from max advance position

°(deg)

VT_IN_ACT

Actual intake variable valve timing control

• Advance amount from max retard position

°(deg)

VT_IN_DES

Target intake variable valve timing control

• Advance amount from max retard position

°(deg)

VT_EX_ACT

Actual exhaust variable valve timing control

• Retard amount from max advance position

°(deg)

VT_EX_DUTY

OCV control duty value

%