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Home >> Subaru >> 2023 >> Forester Limited >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Exterior Lights (Diagnostics) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC U1140: Lost Communication With Body Control Module Body-Can

DTC U1140: Lost Communication With Body Control Module Body-Can

DTC detecting condition: 

Detected when CAN data from body integrated unit (headlight ON signal) does not arrive.

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