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Home >> Subaru >> 2021 >> Forester Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> SUBARU Eyesight System (Driver Assist) (Diagnostics) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC U1120: Lost Communication With AUTOSTART Stop Control Module

DTC U1120: Lost Communication With AUTOSTART Stop Control Module

Detected when CAN data for Auto Start Stop is not transmitted from TCM to stereo camera.

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