Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u1140 lost communication with body control module body-can

Subaru Legacy BN/BS (2015-2019) Service Manual / Auto headlight beam leveler system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u1140 lost communication with body control module body-can

Detected when CAN data (headlights ON signal) is not received from the body integrated unit.

NOTE:

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE

Dtc u1422 invalid data received from body control module body-can

Detected when CAN data (headlights ON signal) is invalid.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

General description

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Other materials:

Removal
1. Lift up the vehicle.2. Remove the bolts, springs, and nuts securing the rear exhaust pipe to the center exhaust pipe.3. Remove the bolt which holds center exhaust pipe to hanger bracket.4. Remove the center exhaust pipe from the front exhaust pipe. ...