Subaru Legacy 2004 Service Manual page 458

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 has been displayed.
4) On the «Engine Diagnosis» display screen, select the {Current Data Display/Save}, and then press the
[YES] key.
5) On the «Data Display Menu» display screen, select the {Data Display} and press the [YES] key.
6) Using the scroll key, scroll 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 load
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
Throttle opening angle signal
Rear oxygen sensor voltage
Battery voltage
Injection 1 pulse width
Knock sensor correction
Atmospheric pressure signal
Intake manifold relative pressure
Learned ignition timing
Acceleration opening angle signal
Rear O heater current
2
Purge control solenoid duty ratio
EGR steps
Generator duty ratio
A/F sensor resistance value 1
A/F sensor output lambda 1
A/F correction 3
Front oxygen (A/F) sensor current
Main-throttle position sensor fully closed voltage
AT/MT identification terminal
Test mode terminal
Neutral position switch signal
Soft idle switch signal
Ignition switch signal
Power steering switch input signal
Air conditioning switch signal
Handle switch signal
Starter switch signal
Rear O monitor
2
Subaru Select Monitor
Display
Engine Load
Coolant Temp.
A/F Correction #1
A/F Learning #1
Mani. Absolute Pressure
Engine Speed
Vehicle Speed
Ignition Timing
Intake Air Temp.
Throttle Opening Angle
Rear O2 Sensor
Battery Voltage
Fuel Injection #1 Pulse
Knocking Correction
Atmosphere Pressure
Mani. Relative Pressure
Learned Ignition Timing
Accel. Opening Angle
Rear O2 Heater Current
CPC Valve Duty Ratio
No. of EGR Steps
ALT Duty
A/F Sensor #1 Resis-
tance
A/F Sensor #1
A/F Correction #3
A/F Heater Current
Main-Throttle Sensor
Closed Position Voltage
AT Vehicle ID Signal
Test Mode Signal
Neutral Position Switch
Idle Switch Signal
Ignition Switch
P/S Switch
A/C Switch
Handle Switch
Starter Switch
Rear O2 Rich Signal
EN(H4SO 2.0)(diag)-26
Unit
Note (at idling)
of measure
% 1 — 3%
!C % 75 !C
"10 — +10%
%
"15 — +15%
%
kpa 200 — 300 kpa
600 — 800 rpm (Agree
rpm with the tachometer indi-
cation)
km/h 0 km/h (at parking)
deg 10 — 15 deg
!C
(Ambient air temperature)
% 1 — 2%
V 0.01 — 0.85 V
V 12 — 14 V
ms 2 — 4 ms
deg 0.0 deg
kpa (Atmosphere pressure)
(Mani. Absolute Pressure
kpa
" Atmosphere pressure)
! "2 — 2!
% 0.0%
A 0.9 — 1.1 A
% 0 — 3%
STEP 0
% 0 — 100%
ohm 25 — 27 mA
— 0.85 — 1.15
% 3.5 — 6.5%
A 5 — 10 A
V 0.3 — 0.7 V
— ON/OFF
— OFF
— ON
— ON
— ON
— OFF (At OFF)
— OFF (At OFF)
— RHD/LHD
— OFF
— OFF