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Home › Subaru › 2019 › Forester Base › Repair and Diagnosis › Electrical › Gauges › Multi-Function Display (Diagnostics) › Diagnostic Procedure with Diagnostic Trouble Code (DTC) › DTC U0164: Lost Communication With HVAC Control Module › DTC detecting condition

DTC U0164: Lost Communication With HVAC Control Module: DTC detecting condition

CAN data from A/C control panel is abnormal.

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