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Home >> Subaru >> 2020 >> Crosstrek Base, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (P-HEV Drive Motor System (Diagnostics)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC U0100-87: Lost Communication With ECM/Pcm "A" Missing Message >> General Description >> Monitor Description

Monitor Description

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If the Motor generator control ECU detect problem with CAN communication with each ECM, it will illuminate the MIL and set a DTC.