Subaru Impreza 2003, Service Manual

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EN(H4SOw/oOBD)-22
ENGINE (DIAGNOSTICS)
SUBARU SELECT MONITOR
3. READ CURRENT DATA SHOWN ON DISPLAY.
1) On the «Main Menu» display screen, select the {2. Each System Check} and press the [YES] key.
2) On the «System Selection Menu» display screen, select the {Engine Control System} and press the [YES]
key.
3) Press the [YES] key after the information of engine type is displayed.
4) On the «Engine Diagnosis» display screen, select the {1. Current Data Display & Save} and press the
[YES] key.
5) On the «Data Display Menu» display screen, select the {1. 12 Data Display} and press the [YES] key.
6) Using the scroll key, move the display screen up or down until desired data is shown.
• A list of the support data is shown in the following table.
*1: With catalyst model only
*2: Without catalyst model only
Contents Unit of measure
Battery voltage V
Vehicle speed signal km/h or MPH
Engine speed signal rpm
Engine coolant temperature signal
°
C or
°
F
Ignition timing signal deg
Manifold absolute pressure sensor signal mmHg or kPa or inHg or psi
Intake air temperature signal
°
C or
°
F
Throttle position signal V
Injection pulse width ms
ISC valve step STEP
Oxygen sensor output signal*1 V
Knock correction deg
CO resistor*2 g/h
A/F correction #1 %
A/F learning #1 %
Ignition switch signal ON or OFF
Automatic transmission vehicle identification signal ON or OFF
Test mode connector signal ON or OFF
Neutral position switch signal ON or OFF
Air conditioning switch signal ON or OFF
Air conditioning compressor signal ON or OFF
Radiator fan relay signal #1 ON or OFF
Fuel pump relay signal ON or OFF
Knocking signal ON or OFF
Radiator fan relay signal #2 ON or OFF
Torque control signal #1 ON or OFF
Torque control signal #2 ON or OFF
Torque permission signal ON or OFF
TCS AET signal ON or OFF
Canister purge control solenoid valve ON or OFF
Oxygen sensor rich signal ON or OFF
Read memory connector signal ON or OFF
P/S switch ON or OFF
Starter switch ON or OFF
Crankshaft position sensor signal ON or OFF
Camshaft position sensor signal ON or OFF
Rear defogger switch ON or OFF
Blower fan switch ON or OFF
Light switch ON or OFF
Idle switch signal ON or OFF