GAccording to the display on the tester read the Data List

Hand-held tester display

Measurement Item/Range (Display)

Normal Condition*1

Diagnostic Note

INJECTOR

Injection period of the No. 1 cylinder/

Min.: 0 ms, Max: 32.64 ms

Idling: 1.1 to 2.5 ms

IGN ADVANCE

Ignition timing advance for No. 1 cylinder/

Min.: -64 deg., Max.: 63.5 deg.

Idling: BTDC 8 to 20°

IAC DUTY RATIO

Intake Air Control Valve duty ratio Opening ratio rotary solenoid type ISC valve/

Min.: 0 %, Max.: 99 %

Running without load (2,500 rpm):

12.3 to 17.9 %

CALC LOAD

Calculated load by ECM/ Min.: 0 %, Max.: 100 %

Idling: 11.3 to 20.0 % Running without load (2,500 rpm): 11.5 to 17.9 %

MAF

Air flow rate from MAF sensor/ Min.: 0 gm/s, Max.: 655 gm/s

A/T 1.4 to 2.3 gm/s. Racing without load (2,500 rpm): 5.4 to 7.9 gm/s.

If the value is approximately 0.0 gm/s:

• Mass air flow meter power source circuit open

• VG circuit open or short

If the value is 160.0 gm/s or more:

• E2G circuit open

Min.: 0 rpm, Max.: 16,383 rpm

Idling: M/T 650 to 750 rpm A/T 650 to 750 rpm

COOLANT TEMP

Coolant temperature/ Min.: -40 °C, Max.: 140 °C

After warming up: 80 to 95° C (176 to 203 °F)

• If the value is -40°C (-40°F): sensor circuit is open.

sensor circuit is shorted.

INTAKE AIR

Intake air temperature/ Min.: -40 °C, Max.: 140 °C

Equivalent to Ambient Temp.

THROTTLE POS

Absolute throttle position sensor/ Min.: 0 %, Max.: 100 %

Throttle Fully Closed: 8 to 18 % Throttle Fully Open: 64 to 98 %

Read the value with the ignition switch ON (Do not start engine)

CTP SW

Closed throttle position switch/ ON or OFF

Throttle Fully Closed: ON Throttle Open: OFF

Min.: 0 km/h, Max.: 255 km/h

Vehicle stopped: 0 km/h (0 mph)

Hand-held tester display

Measurement Item/Range (Display)

Normal Condition*1

Diagnostic Note

O2S B1 S1

Heated oxygen sensor output voltage for bank 1 sensor 1/ Min.: 0 V, Max.: 1.275 V

Idling: 0.1 to 0.9 V

Performing the INJ VOL or A/F CONTROL function of the ACTIVE TEST enables the technician to check the voltage output of each sensor.

O2S B1 S2

Heated oxygen sensor output voltage for bank 1 sensor 2/ Min.: 0 V, Max.: 1.275 V

Idling: 0.1 to 0.9 V

Min.: -4.125 kPa, Max.: 2.125 kPa

Fuel tank cap removed: 0 kPa

Pressure inside the fuel tank can be read by the vapor pressure sensor

SHORT FT #1

Short term fuel trim of bank 1/ Min.: -100 %, Max.: 100 %

0 ± 20%

LONG FT #1

Long term fuel trim of bank 1/ Min.: -100 %, Max.: 100 %

0 ± 20%

This item is the overall fuel compensation carried out in long-term to compensate for a continual deviation of the short-term fuel trim from the central value.

TOTAL FT #1

Total fuel trim of bank 1: Average value for fuel trim system of bank 1/

Min.: 0.5, Max.: 1.496

Idling: 0.5 to 1.4

O2FT B1 S1

Short term fuel trim associated with the bank 1 sensor 2/ Min.: -100 %, Max.: 100 %

0 ± 20 %

Same as SHORT FT #1

O2FT B1 S2

Short term fuel trim associated with the bank 1 sensor 2/ Min.: -100 %, Max.: 100 %

0 ± 20 %

Same as SHORT FT #2

FUEL SYS #1

Fuel system status (Bank 1)/ OL or CL or OL DRIVE or OL FAULT or CL FAULT

Idling after warming up: CLOSED

• OL: Open loop has not yet satisfied conditions to go closed loop.

• CL: Closed loop using heated oxygen sensor(s) as feed back for fuel control.

• OL DRIVE: Open loop due to driving conditions. (fuel enrichment)

• OL FAULT: Open loop due to detected system fault.

• CL FAULT: Closed loop but one of heated oxygen sensors, which is used for fuel control, is functioning improperly.

FC IDL

Fuel cut idle/ON or OFF

Fuel cut operating: ON

FC IDL = "ON" when throttle valve is fully closed and engine speed is over 1,500 rpm.

O2 LR B1 S1

Responsetime of the heated oxygen sensor, lean to rich (bank 1 sensor 1)/

Min.: 0 ms, Max.: 16,711 ms

Idling after warming up: 0 to 1,000 m/s.

O2 RL B1 S1

Responsetime of the heated oxygen sensor, from rich to lean (bank 1 sensor 1)/

Min.: 0 ms, Max.: 16,711 ms

Idling after warming up: 0 to 1,000 m/s.

MIL

MIL status/ ON or OFF

MIL ON: ON

STARTER SIG

Starter Signal/ON or OFF

Cranking: ON

A/C SIG

A/C Signal/ON or OFF

A/C ON: ON

PNP SW [NSW] *2

Park/neutral position switch signal/ ON or OFF

P or N position: ON

ELECT LOAD SIG

Electrical load signal / ON or OFF

Defogger switch ON: ON

Hand-held tester display

Measurement Item/Range (Display)

Normal Condition*1

Diagnostic Note

STOP LIGHT SW *2

Stop Light Switch /ON or OFF

• Brake pedal depressed ON

• Brake pedal released OFF

PS OIL PRESS SW

Power steering signal / ON or OFF

Steering position is; center: OFF Except center:ON

PS SIGNAL

Power steering signal/ ON or OFF

When the steering wheel is turned

This signal is usually ON status until the IG switch is turned OFF.

FUEL PUMP/SPD

Fuel pump / speed status / ON/H or OFF/M,L

Idling: ON

A/C MAG CLUTCH

A/C magnet clutch status / ON or OFF

A/C magnet clutch ON: ON

EVAP VSV

VSV status for EVAP control/ ON or OFF

VSV operating: ON

VSV for EVAP is controlled by the ECM (ground side duty control)

VVT CTRL B1

VVT control status (bank 1)/ ON or OFF

VVT system operation: ON

IGNITION

Ignition counter/ Min.: 0, Max.: 400

0 to 400

CYL #1, #2, #3, #4

Misfire ratio of the cylinder 1 to 4/ Min.: 0 %, Max.: 50 %

0 %

This item is displayed in only idling

MISFIRE LOAD

Engine load for first misfire range/ Min.: 0 g/rev, Max.: 3.98 g/rev

Misfire 0: 0 g/rev

MISFIRE RPM

Engine RPM for first misfire range/ Min.: 0 rpm, Max.: 6,375 rpm

Misfire 0: 0 rpm

O2 LR B1 S2

Responsetime of the heated oxygen sensor, lean to rich (bank 1 sensor 2)/

Min.: 0 ms, Max.: 16,711 ms

Idling after warming up: 0 to 1,000 m/s.

FC TAU

Fuel Cut TAU: Fuel cut during very light load

Fuel cut operating: ON

The fuel cut is being performed under very light load to prevent the engine combustion from becoming incomplete.

O2 RL B1 S2

Responsetime of the heated oxygen sensor, rich to lean (bank 1 sensor 2)/

Min.: 0 ms, Max.: 16,711 ms

Idling after warming up: 0 to 1,000 m/s.

CHECK MODE

Check mode/ON or OFF

Check mode ON:OFF

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