Subaru Legacy 2004 Service Manual page 456

ENGINE (DIAGNOSTICS)
3. MODE $02 (POWERTRAIN FREEZE FRAME DATA)
Refer to data denoting the operating condition when trouble is detected by on-board diagnosis system.
A list of the support data and PID (Parameter Identification) codes are shown in the following table.
PID Data
02 DTC that caused CARB to require freeze frame data storage
03 Fuel system control status
04 Calculated engine load value
05 Engine coolant temperature
06 Short term fuel trim
07 Long term fuel trim
0B Intake manifold absolute pressure
0C Engine revolution
0D Vehicle speed
NOTE:
Refer to OBD-II general scan tool manufacturer's operation manual to access freeze frame data (MODE
$02).
4. MODE $03 (EMISSION-RELATED POWERTRAIN DIAGNOSTIC TROUBLE CODE (DTC))
Refer to "Read Diagnostic Trouble Code (DTC)" for information about data denoting emission-related pow-
ertrain DTC. <Ref. to EN(H4SO 2.0)(diag)-31, Read Diagnostic Trouble Code (DTC).>
5. MODE $04 (CLEAR/RESET EMISSION-RELATED DIAGNOSTIC INFORMATION)
Refer 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 operation manual to clear or reset emission-related diag-
nostic information (MODE $04).
OBD-II General Scan Tool
EN(H4SO 2.0)(diag)-24
Unit of measure
—
—
%
!C
%
%
kPa
rpm
km/h