Ecm

Intelligent Tester Displays

Test Details

Control Ranges

Diagnostic Notes

INJ VOL

Change injection volume

Between -12.5 and 24.8 %

• All injectors tested at same time

• Perform test at less than 3,000 rpm

• Injection volume can be changed in 0.1 % graduations within control range

A/F CONTROL

Change injection volume

Decrease by 12.5 % or increase by 24.8 %

• Perform test at less than 3,000 rpm

• A/F CONTROL enables checking and graphing of A/F (Air-Fuel Ratio) sensor and Heated Oxygen (HO2) sensor voltage outputs

• To conduct test, select following menu items: ACTIVE TEST / A/F CONTROL / USER DATA / AFS B1S1 and O2S B1S2; then press YES and ENTER followed by F4.

EVAP VSV (ALONE)

Activate purge VSV control

ON/OFF

-

FUEL PUMP/SPD

Activate fuel pump (C/OPN Relay)

ON/OFF

Test is possible when engine stopped

TC/TE1

Turn on and off TC and TE1 connection

ON/OFF

• OFF: TC and TE1 disconnected

FCIDLPROHBT

Prohibit idling fuel cut control

ON/OFF

-

COOLING FAN

Control electric cooling fan

ON/OFF

-

Intelligent Tester Displays

Test Details

Control Ranges

Diagnostic Notes

ETCS OPEN SLOW

Throttle actuator

ON: Throttle valve opens slowly

Test is possible when following conditions met:

• Engine stopped

• Fully depressing accelerator pedal (APP: 59° or more)

ETCS CLOSE SLOW

Throttle actuator

ON: Throttle valve closes slowly

ETCS OPEN FAST

Throttle actuator

ON: Throttle valve opens fast

ETCS CLOSE FAST

Throttle actuator

ON: Throttle valve closes fast

VVT LINEAR B1

Control VVT (bank 1)

This value added to present OCV control duty

100 %: Maximum advance -100 %: Maximum retard

• Engine stall or rough idle when VVT actuator operated by 100 %.

• Test is possible while vehicle stopped and engine idling

VVT CTRL B1

Control VVT (bank 1)

-128 to 127 %

Test is possible while vehicle stopped and engine idling

VACUUM PUMP

Leak detection pump

ON/OFF

-

VENT VALVE

Vent valve

ON/OFF

-

IAC DUTY RATIO

Active IMRV (Intake Manifold Runner Valve) motor

-100% to 100%

• When the duty ratio is -100% IMRV closes

• When the duty ratio is 100% IMRV opens

FUEL CUT #1

Cylinder #1 injector fuel cut

ON/OFF

• Test is possible while vehicle stopped and engine idling

• ON: All cylinder injector fuel cut and ignition stop

FUEL CUT #2

Cylinder #2 injector fuel cut

ON/OFF

FUEL CUT #3

Cylinder #3 injector fuel cut

ON/OFF

FUEL CUT #4

Cylinder #4 injector fuel cut

ON/OFF

COMPRESS CHECK

All cylinder injector fuel cut and ignition stop

ON/OFF

*

ENG SPEED #1

$51199rpm

ENG SPEED #2

$51199rpm

ENG SPEED #3

$51199rpm

ENG SPEED #4

$51199rpm

ENG SPEED ALL

$51199rpm

COMPRESS CHECKS►►►►►►►►►►►OFF

A130534

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