Data Monitor Mode

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.

MAS A/F SE-B1

V

• The signal voltage of the mass air flow sensor is displayed.

• When the engine is stopped, a certain value is indicated.
• When engine is running, specification range is indicated in "SPEC".

MAS A/F SE-B2

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.
• This data also includes the data for the air-fuel ratio learning control.
• When engine is running, specification range is indicated in "SPEC".

A/F ALPHA-B2

COOLAN TEMP/S

deg.C or deg.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.

A/F SEN1 (B2)

HO2S2 (B1)

V

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

HO2S2 (B2)

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.

HO2S2 MNTR (B2)

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.

TP SEN 1-B1

V

• 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 T/TMP SE

deg.C or deg.F

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

INT/A TEMP SE

deg.C or deg.F

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

EVAP SYS PRES

V

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

FUEL LEVEL SE

V

• The signal voltage of the fuel level sensor is displayed.

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.

P/N POSI SW

ON/OFF

• Indicates [ON/OFF] condition from the park/neutral position (PNP) signal.

PW/ST SIGNAL

ON/OFF

• [ON/OFF] condition of the power steering system (determined by the signal voltage of the power steering pressure sensor signal) 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.

BOOST VCUM SW

ON/OFF

• Always a certain value is displayed.
• This item is not efficient for Y51 models.

BRAKE SW

ON/OFF

• Indicates [ON/OFF] condition from the stop lamp switch signal.

INJ PULSE-B1

msec

• Indicates the actual fuel injection pulse width compensated by ECM according to the input signals.

• When the engine is stopped, a certain computed value is indicated.

INJ PULSE-B2

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.

CAL/LD VALUE

%

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

MASS AIRFLOW

g/s

• Indicates the mass air flow computed by ECM according to the signal voltage of the mass air flow 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)

deg.CA

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

INT/V TIM (B2)

EXH/V TIM B1

deg.CA

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

EXH/V TIM B2

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.

INT/V SOL (B2)

TP SEN 1-B2

V

• The throttle position sensor signal voltage is displayed.

• TP SEN 2-B2 signal is converted by ECM internally. Thus, they differs from ECM terminal voltage signal.

TP SEN 2-B2

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.

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)

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

• 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.

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.

TRVL AFTER MIL

km or mile

• Distance traveled while MIL is activated.

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)

AC PRESS SEN

V

• The signal voltage from the refrigerant pressure sensor is displayed.

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

FAN DUTY

%

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

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.

TARGET ENGINE TORQUE

Nm

• Displays an axial torque command value requested from HPCM.

IDLE REQUEST

YES/NO

• Displays the idle request status sent from HPCM.

  YES: Idle request received

  NO: No idle request

MIL ON REQUEST

YES/NO

• Displays the MIL ON request status sent from HPCM.

  YES: MIL ON request received

  NO: No MIL ON request

ENGINE NO-LOAD

YES/NO

• Displays the clutch 1 disengagement/engagement status sent from HPCM.

  YES: Clutch 1 disengaged

  NO: Clutch 1 engaged

READY STATE

YES/NO

• Displays the current HPCM state sent from HPCM.

  YES: READY state

  NO: Not in READY state

ENGINE NO-LOAD REQUEST 1

YES/NO

• Displays the clutch 1 disengagement request status sent to HPCM.

This is sent when performing the Idle Air Volume Learning with CONSULT.

ENGINE NO-LOAD REQUEST 2

YES/NO

• Displays the clutch 1 disengagement request status sent to HPCM.

This is sent when performing the Idle Air Volume Learning without CONSULT.

IDLE STOP INHIBIT REQUEST

YES/NO

• Displays the idle stop prohibit request status sent to HPCM in response to an idle stop request sent from HPCM.

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 DIAG1 (B2)

INCMP/CMPLT

• Indicates DTC P0159 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.

HO2 S2 DIAG2 (B2)

INCMP/CMPLT

• Indicates DTC P0159 self-diagnosis (slow response) 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 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 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 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 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 SEN1 DIAG3 (B2)

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.

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 B2

--

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.

A/F-S ATMSPHRC CRCT UP B2

count

Displays the number of updates of the A/F sensor atmospheric correction factor.

SYSTEM 1 DIAGNOSIS A B1

INCMP/CMPLT

Indicates DTC P219A self-diagnosis condition.

INCMP: Self-diagnosis is incomplete.

CMPLT: Self-diagnosis is complete.

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 B B1

ABSNT/PRSNT

Indicates DTC P219A self-diagnosis condition.

ABSNT: Self-diagnosis standby

PRSNT: Under self-diagnosis

SYSTEM 1 DIAGNOSIS B B2

ABSNT/PRSNT

Indicates DTC P219B self-diagnosis condition.

ABSNT: Self-diagnosis standby

PRSNT: Under self-diagnosis

THRTL STK CNT B1

--

THRTL STK CNT B2

P0510 DETECTION CAUSE

--

DTC detected by ECM is displayed where DTC P0510 is detected by HPCM.

If DTC is displayed and no DTC is detected by HPCM, this is not a malfunction.

In this case, erase Self-diagnostic result of ECM to clear the displayed DTC.

P314C DETECTION CAUSE

--

DTC detected by ECM is displayed where DTC P314C is detected by HPCM.

P314D DETECTION CAUSE

--

DTC detected by ECM is displayed where DTC P314D is detected by HPCM.

P314E DETECTION CAUSE

--

DTC detected by ECM is displayed where DTC P314E is detected by HPCM.

P3155 DETECTION CAUSE

--

DTC detected by ECM is displayed where DTC P3155 is detected by HPCM.