Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSUBARU2012IMPREZA WRX STI F4-2.5L DOHC TURBOREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSUBARU SELECT MONITOR
2012 Subaru Impreza WRX STI F4-2.5L DOHC Turbo
Subaru Select Monitor
2012 Subaru Impreza WRX STI F4-2.5L DOHC TurboSECTION Subaru Select Monitor
Subaru Select Monitor
OPERATION
1. HOW TO USE SUBARU SELECT MONITOR
1. Prepare the Subaru Select Monitor kit.
2. Prepare PC with Subaru Select Monitor installed.
3. Connect the USB cable to SDI (Subaru Diagnosis Interface) and USB port on the personal computer (dedicated port for the Subaru Select Monitor).
NOTE: The dedicated port for the Subaru Select Monitor means the USB port which was used to install the Subaru Select Monitor.
4. Connect the diagnosis cable to SDI.
5. Connect SDI to data link connector located in the lower portion of the instrument panel (on the driver's side).
CAUTION: Do not connect the scan tools except for Subaru Select Monitor and general scan tool.
6. Start the PC.
7. Turn the ignition switch to ON (engine OFF) and run the "PC application for Subaru Select Monitor".
8. Call up DTC and data, then record them.
NOTE: For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".
2. READ CURRENT DATA FOR ENGINE (NORMAL 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 {Current Data Display & Save}.
5. On [[Current Data Display & Save]] display, select {Normal sampling}.
6. Using the scroll key, scroll the display screen up or down until the desired data is shown.
- A list of the support data is shown in the following table.
NOTE:
- For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".
- " *: For models without cruise control, the brake switch signal does not change.
3. READ CURRENT 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 {Current Data Display & Save}.
6. On [[Current Data Display & Save]] display, select {All data display}.
7. Using the scroll key, scroll the display screen up or down until the desired data is shown.
- A list of the support data is shown in the following table.
NOTE: For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".
4. 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.
NOTE: For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".
5. V.I.N REGISTRATION
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 {Entry VIN}.
5. Perform the procedures shown on the display screen.
OPERATION
1. HOW TO USE SUBARU SELECT MONITOR
1. Prepare the Subaru Select Monitor kit.
2. Prepare PC with Subaru Select Monitor installed.
3. Connect the USB cable to SDI (Subaru Diagnosis Interface) and USB port on the personal computer (dedicated port for the Subaru Select Monitor).
NOTE: The dedicated port for the Subaru Select Monitor means the USB port which was used to install the Subaru Select Monitor.
4. Connect the diagnosis cable to SDI.
5. Connect SDI to data link connector located in the lower portion of the instrument panel (on the driver's side).
CAUTION: Do not connect the scan tools except for Subaru Select Monitor and general scan tool.
6. Start the PC.
7. Turn the ignition switch to ON (engine OFF) and run the "PC application for Subaru Select Monitor".
8. Call up DTC and data, then record them.
NOTE: For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".
2. READ CURRENT DATA FOR ENGINE (NORMAL 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 {Current Data Display & Save}.
5. On [[Current Data Display & Save]] display, select {Normal sampling}.
6. Using the scroll key, scroll the display screen up or down until the desired data is shown.
- A list of the support data is shown in the following table.
NOTE:
- For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".
- " *: For models without cruise control, the brake switch signal does not change.
3. READ CURRENT 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 {Current Data Display & Save}.
6. On [[Current Data Display & Save]] display, select {All data display}.
7. Using the scroll key, scroll the display screen up or down until the desired data is shown.
- A list of the support data is shown in the following table.
NOTE: For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".
4. 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.
NOTE: For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".
5. V.I.N REGISTRATION
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 {Entry VIN}.
5. Perform the procedures shown on the display screen.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.