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Home › Subaru › 2021 › Outback Base › Repair and Diagnosis › Accessories & Equipment › Memory Modules › Power Seat Memory System (Diagnostics) › Diagnostic Procedure With Diagnostic Trouble Code (DTC) › DTC U0140: Lost Communication With Body Control Module

DTC U0140: Lost Communication With Body Control Module

DTC detecting condition: 

When no data was received from BIU for 5 or 10 seconds.

Trouble symptom: 

Seat memory registration/restoration is unable to be performed.

NOTE: Perform the diagnosis for LAN system. Ref. to LAN SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE>PROCEDURE .
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