Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0452 invalid data received from restraints control module

Subaru Legacy BN/BS (2015-2019) Service Manual / Telematics system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0452 invalid data received from restraints control module

Detected when CAN data from airbag CM is abnormal.

NOTE:

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

Dtc u0100 lost communication with ecm/pcm "a"

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

Dtc u0073 control module communication bus off

Detected when CAN line abnormality is detected.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Installation
1. Install the engine coolant temperature sensor, and connect the connector to the engine coolant temperature sensor.NOTE:Use a new gasket.Tightening torque:22 N·m (2.2 kgf-m, 16.2 ft-lb)2. Connect the ground terminal to battery sensor. NOTE3. Fill engine coolant. Engine Coolant > REPLACEME ...