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Home >> Subaru >> 2021 >> Forester Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (4 Of 4) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC U0077: Lin Communication Bus ""ECM/Pcm"" Off >> General Description >> Outline Of Diagnosis

Outline Of Diagnosis

Detect malfunction of LIN communication.

Judge as NG when the data sent/received via UN communication is abnormal.

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