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Home >> Subaru >> 2012 >> Forester X, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Diagnostics) (H4DOTC) >> Subaru Select Monitor >> Operation >> Read Freeze Frame Data For Engine (OBD Mode)
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Read Freeze Frame Data For Engine (OBD Mode)

  1. On << Main Menu >> display, select {Each System Check}.
  2. On << System Selection Menu >> display, select {Engine Control System}.
  3. Click the [OK] button after the information of engine type has been displayed.
  4. On << Engine Diagnosis >> display, select {OBD System}.
  5. On << OBD Menu >> display, select {Freeze Frame Data Display}.
    • A list of the support data is shown in the following table.
FREEZE FRAME DATA REFERENCE CHART

Contents Display Unit of measure
DTC of freeze frame data Freeze frame data DTC
Air fuel ratio control system for bank 1 Fuel system for Bank 1 -
Engine load data Calculated load value %
Engine coolant temperature signal Coolant Temp. °C or °F
Short term fuel trim by front oxygen (A/F) sensor (Bank 1) Short term fuel trim B1 %
Long term fuel trim by front oxygen (A/F) sensor (Bank 1) Long term fuel trim B1 %
Intake manifold absolute pressure signal Mani. Absolute Pressure mmHg, kPa, inHg or psi
Engine speed signal Engine Speed rpm
Vehicle speed signal Vehicle Speed km/h or MPH
Ignition timing adv. #1 Ignition timing adv. #1 °
Intake air temperature Intake Air Temp. °C
Amount of intake air Mass Air Flow g/s
Throttle valve angle Throttle Opening Angle %
Secondary air control status Secondary air system -
Oxygen sensor #12 Oxygen sensor #12 V
A/F correction #12 Short term fuel trim #12 %
OBD system OBD System -
Oxygen sensor #11 Oxygen sensor #11 Supported
Oxygen sensor #12 Oxygen sensor #12 Supported
Elapsed time after starting engine Time Since Engine Start sec
Evaporative purge Commanded Evap Purge %
Fuel level Fuel Level %
Fuel tank pressure Fuel Tank Pressure mmHg, kPa, inHg or psig
Atmospheric pressure Atmosphere Pressure mmHg, kPa, inHg or psig
ECM power supply voltage Control module voltage V
Absolute load Absolute Load Value %
A/F target lambda Target Equivalence Ratio -
Relative throttle opening angle Relative Throttle Pos. %
Ambient temperature Ambient Temperature °C or °F
Absolute throttle opening angle 2 Absolute Throttle Pos.#2 %
Absolute accelerator opening angle 1 Accelerator Pedal Pos.#1 %
Absolute accelerator opening angle 2 Accelerator Pedal Pos.#2 %
Target throttle opening angle Target Throt. Act. Cont. %
Neutral condition AT drive status -
NOTE: For detailed operation procedures, refer to PC application help for Subaru Select Monitor.