Subaru Legacy 2004 Service Manual page 794

Inspection Mode
ENGINE (DIAGNOSTICS)
9) Place the select lever or shift lever in "D" range
(AT model) or "1st" gear (MT model) and drive the
vehicle at 5 to 10 km/h (3 to 6 MPH).
NOTE:
• On AWD model, release the parking brake.
• The speed difference between front and rear
wheels may light ABS warning light, but this indi-
cates no malfunctions. When the engine control di-
agnosis is finished, perform the ABS memory
clearance procedure of self-diagnosis system.
10) Using the OBD-II general scan tool, check for
DTC and record the result(s).
NOTE:
• For detailed operation procedures, refer to the
operation manual of OBD-II general scan tool.
• For detailed concerning DTC, refer to "List of Di-
agnostic Trouble Code (DTC)".
<Ref. to EN(H4SO 2.5)(diag)-70, List of Diagnos-
tic Trouble Code (DTC).>
EN(H4SO 2.5)(diag)-38