Subaru Forester 2004 Service Manual page 27

OBD-II General Scan Tool
ENGINE (DIAGNOSTIC)
4. MODE $03 (EMISSION-RELATED POWERTRAIN DIAGNOSTIC TROUBLE CODES)
Refer to "Read Diagnostic Trouble Code (DTC)" for information about data denoting emission-related pow-
ertrain diagnostic trouble codes. <Ref. to EN(H4DOTC 2.5)-34, Read Diagnostic Trouble Code (DTC).>
5. MODE $04 (CLEAR/RESET EMISSION-RELATED DIAGNOSTIC INFORMATION)
Refers to the mode used to clear or reset emission-related diagnostic information (OBD-II trouble diagnostic
information).
NOTE:
Refer to OBD-II general scan tool manufacturer's instruction manual to clear or reset emission-related diag-
nostic information (MODE $04).
6. MODE $07
Refers to the data of DTC (pending code) that for the first diagnosis result related emission.
7. MODE $09
Refer to the data of vehicle specifications (V.I.N., calibration ID and etc.).
EN(H4DOTC 2.5)-26