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 MANUALSSUBARU2022IMPREZA BASE, 4D SEDAN, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISAUTO START STOP (DIAGNOSTICS)WORK SUPPORTOPERATIONSTART COUNT WRITING SSM TO ECU

2022 Subaru Impreza Base, 4D Sedan, Automatic CVT Trans

Start Count Writing SSM To Ecu

2022 Subaru Impreza Base, 4D Sedan, Automatic CVT TransSECTION Start Count Writing SSM To Ecu

On [Start] screen, select [Diagnosis].
On [Select Vehicle] screen, enter vehicle information and select [Confirmed].
On [Main Menu] screen, select [Each System].
On [Select System] screen, select [Transmission].
On [Select Function] screen, select [Work Support].
On [Work Support item] screen, select [Start count writing SSM to ECU].
On [Writing cannot be executed without engine off Start writing of Auto Start Stop unit specifications information?] screen, click the [Yes] button.
On [Confirm that the input information in the Comment column refers to the object vehicle.] screen, click the [OK] button.
On saved file selection screen, open the suitable Auto Start Stop file.
NOTE:
Make sure that identification information in the comment column refers to the object vehicle so as not to select a wrong file.
On [Register?] screen, click the [OK] button.
On [Registration completed.] screen, click the [OK] button to end the start count writing. The display returns to [Work Support item] screen.

RENDER: 1.0x

NO RELATED

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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.