Subaru Forester 2004 Service Manual page 26

2. MODE $01 (CURRENT POWERTRAIN DIAGNOSTIC DATA)
Refers to data denoting the current operating condition of analog input/output, digital input/output and/or the
powertrain system.
A list of the support data and PID (Parameter Identification) codes are shown in the following table.
PID
Number of emission-related powertrain DTC, malfunction indicator light status and diagnosis
01
support information
03 Fuel system control status
04 Calculated engine load value
05 Engine coolant temperature
06 Short term fuel trim
07 Long term whole fuel trim
0B Intake manifold absolute pressure
0C Engine revolution
0D Vehicle speed
0E Ignition timing advance
0F Intake air temperature
10 Air flow rate of mass air flow sensor
11 Throttle valve absolute opening angle
13 Check whether oxygen sensor is installed.
15 Oxygen sensor output voltage and short term fuel trim associated with oxygen sensor
1C Available OBD system
24 A/F value and A/F sensor output voltage
34 A/F value and A/F sensor current
NOTE:
Refer to OBD-II general scan tool manufacturer's instruction manual to access generic OBD-II PIDs (MODE
$01).
3. MODE $02 (POWERTRAIN FREEZE FRAME DATA)
Refers to data denoting the operating condition when trouble is sensed by the on-board diagnosis system.
A list of the support data and PID (Parameter Identification) codes are shown in the following table.
PID
02 DTC that caused CARB required 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 whole fuel trim
0B Intake manifold absolute pressure
0C Engine speed
0D Vehicle speed
0E Ignition timing advance
0F Intake air temperature
10 Air flow rate of mass air flow sensor
11 Throttle valve absolute opening angle
NOTE:
Refer to OBD-II general scan tool manufacturer's instruction manual to access freeze frame data (MODE
$02).
OBD-II General Scan Tool
Data
Data
EN(H4DOTC 2.5)-25
ENGINE (DIAGNOSTIC)
Unit of measure
—
—
%
°C
%
%
kPa, mmHg
rpm
km/h
°
°C
g/sec
%
—
V and %
—
— and V
— and mA
Unit of measure
—
—
%
°C
%
%
mmHg
rpm
km/h
°
°C
g/sec
%