Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0122 lost communication with vehicle dynamics control module

Subaru Legacy BN/BS (2015-2019) Service Manual / Body control system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0122 lost communication with vehicle dynamics control module

No data is received from VDC CM.

NOTE:

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

Dtc u0128 lost communication with park brake control module

No data is received from VDC CM.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u153d invalid data received from high beam assist control module

NOTE:When the customize setting for the high beam assist is not the same as the actual setting on the vehicle, DTC is detected. Therefore, check the customize setting. User Customizing ...

Other materials:

Inspection
1. Check that the thermostat does not have deformation, cracks or damage.2. Check that the thermostat valve closes completely at an ambient temperature.3. Immerse the thermostat and a thermometer in water. Raise water temperature gradually, and check the temperature and valve lift when the valve beg ...