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:

Inspection
1. UNIT INSPECTIONCheck the following items, and if there is anything out of standard value, it is considered to be damaged. If so, replace it with a new part.• Measure the whole length of the column assembly - steering.Standard: Overall length LTilt (measure at the neutral position) and teles ...