Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0140 lost communication with body control module

Subaru Legacy BN/BS (2015-2019) Service Manual / Telematics system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0140 lost communication with body control module

Detected when CAN data is not received from body integrated unit.

NOTE:

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

Dtc u0151 lost communication with restraints control module

Detected when CAN data is not received from airbag CM.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0122 lost communication with vehicle dynamics control module

Detected when CAN data from VDC does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Inspection
1. Check that the fuel level sensor has no damage.2. Measure the fuel level sensor float position.NOTE:When inspecting the fuel level sensor, perform the work with the sensor installed to the fuel pump.(1)FULL(2)EMPTY(3)Fuel tank seating surfaceFloat positionStandardFULL to Fuel tank seating surface ...