Subaru Legacy 2003 Service Manual page 441

INSPECTION MODE
ENGINE (DIAGNOSTICS)
5) Start the engine.
NOTE:
• Ensure the selector lever is placed in the "P" po-
sition before starting. (AT vehicles)
• Depress clutch pedal when starting the engine.
(MT vehicles)
6) Using the selector lever or shift lever, turn the "P"
position switch and the "N" position switch to ON.
7) Depress the brake pedal to turn the brake switch
ON. (AT vehicles)
8) Keep engine speed in the 2,500 — 3,000 rpm
range for 40 seconds.
9) Place the selector lever or shift lever in the "D"
position (AT vehicles) or "1st" gear (MT vehicles)
and drive the vehicle at 5 to 10 km/h (3 to 6 MPH).
NOTE:
• On AWD vehicles, release the parking brake.
• The speed difference between front and rear
wheels may light the ABS warning light, but this in-
dicates no malfunctions. When engine control diag-
nosis is finished, perform the ABS memory
clearance procedure of self-diagnosis system.
10) Using the OBD-II general scan tool, check for
diagnostic trouble code(s) and record the result(s).
NOTE:
• For detailed operation procedures, refer to the
OBD-II General Scan Tool Instruction Manual.
• For detailed concerning diagnostic trouble
codes, refer to the List of Diagnostic Trouble Code
(DTC).
<Ref. to EN(H4SO)-83, List of Diagnostic Trouble
Code (DTC).>
EN(H4SO)-44