Subaru Legacy 2004 Service Manual page 1311

ENGINE (DIAGNOSTICS)
4. READ CURRENT DATA FOR ENGINE. (NORMAL MODE)
1) On the «Main Menu» display screen, select the {Each System Check} and press the [YES] key.
2) On the «System Selection Menu» display screen, select the {Engine} and press the [YES] key.
3) Press the [YES] key after the information of engine type was displayed.
4) On the «Engine Diagnosis» screen, select the {Current Data Display/Save}, and then press the [YES] key.
5) On the «Data Display Menu» screen, select the {Data Display} and press the [YES] key.
6) Using the scroll key, move the display screen up or down until the desired data is shown.
• A list of the support data is shown in the following table.
Remarks
Engine coolant temperature signal
A/F correction 1
A/F learning 1
Intake manifold absolute pressure
Engine speed signal
Vehicle speed signal
Ignition timing signal
Intake air temperature signal
Amount of intake air
Throttle opening angle signal
Rear oxygen sensor voltage
Battery voltage
Mass air flow voltage
Injection 1 pulse width
Knock sensor correction
Acceleration opening angle signal
Primary supercharged pressure control signal
Purge control solenoid duty ratio
Generator duty ratio
Fuel pump duty ratio
AVCS advance angle amount RH
AVCS advance angle amount LH
Oil flow control solenoid valve duty RH (AVCS)
Oil flow control solenoid valve duty LH (AVCS)
Oil flow control solenoid valve current RH
Oil flow control solenoid valve current LH
A/F sensor current value 1
A/F sensor resistance value 1
A/F sensor output lambda 1
A/F correction 3
Throttle motor duty
Throttle power supply voltage
Sub throttle sensor voltage
Main throttle sensor voltage
Sub accelerator sensor voltage
Main accelerator sensor voltage
Atmospheric pressure signal
Intake manifold relative pressure
Subaru Select Monitor
Display
Coolant Temp.
A/F Correction #1
A/F Learning #1
Mani. Absolute Pressure
Engine Speed
Vehicle Speed
Ignition Timing
Intake Air Temp.
Mass Air Flow
Throttle Opening Angle
Rear O2 Sensor
Battery Voltage
Air Flow Sensor Voltage
Fuel Injection #1 Pulse
Knock Correction
Accel. Opening Angle
Primary Control
CPC Valve Duty Ratio
ALT Duty
Fuel Pump Duty
VVT Adv. Ang. Amount R
VVT Adv. Ang. Amount L
OCV Duty R
OCV Duty L
OCV Current R
OCV Current L
A/F Sensor #1 Current
A/F Sensor #1 Resis-
tance
A/F Sensor #1
A/F Correction #3
Throttle Motor Duty
Throttle Motor Voltage
Sub-throttle Sensor
Main-throttle Sensor
Sub-accelerator Sensor
Main-accelerator Sensor
Atmospheric Pressure
Mani. Relative Pressure
EN(H4DOTC)(diag)-22
Unit
Note (at idling)
of measure
!C
80 — 100!C
"10 — +10%
%
"15 — +15%
%
mmHg 220 — 275 mmHg
630 — 770 rpm (Agree
rpm with the tachometer indi-
cation)
km/h 0 km/h (at parking)
deg 10 — 15 deg
!C
20 — 50!C
g/s 2.1 — 3.1 g/s
% 2.0 — 2.4%
V 0 — 1.0 V
V 12 — 15 V
V 1.0 — 1.7 V
ms 1.2 — 2.2 ms
deg 0.0 deg
% 0.0%
% 0.0%
% 0 — 25%
% 0 — 100%
% 30 — 40%
%5 deg
deg
%5 deg
deg
% 0 — 20%
% 0 — 20%
mA 40 — 100 mA
mA 40 — 100 mA
"20 — 20 mA
mA
ohm 27 — 35 mA
— 1.0
% 0.00%
"5%
%
V 12 — 15 V
V 1.5 V
V 0.6 V
V 1.1 V
V 1.0 V
mmHg —
Intake manifold absolute
pressure " Atmospheric
mmHg
pressure