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Home >> Subaru >> 2025 >> Forester Wilderness >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Cockpit Control System (Diagnostics)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC U1232: Lost Communication With Rear/Side Radar Control Module

DTC U1232: Lost Communication With Rear/Side Radar Control Module

WARNING: This page is about a different car, the 2023 Subaru Ascent. However, it is still accessible from the selected car via links, so may be relevant.

DTC detecting condition: 

Detected when CAN data from the radar sensor does not arrive.

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