Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0423 invalid data received from instrument panel cluster control module

Subaru Legacy BN/BS (2015-2019) Service Manual / Airbag system (diagnostics) / Diagnostic chart with trouble code / Dtc u0423 invalid data received from instrument panel cluster control module

DTC DETECTING CONDITION:

Detected when CAN data from combination meter is abnormal.

NOTE:

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

Dtc u0073 control module communication bus off

DIAGNOSIS START CONDITION:Ignition voltage remains at 10 V or more for 1 second.DTC DETECTING CONDITION:Detected when malfunction occurs in CAN line.NOTE:Perform the diagnosis for LAN system. Basic D ...

Dtc u0422 invalid data received from body control module

DTC DETECTING CONDITION:Detected when CAN data from body integrated unit is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Procedure
1. Check of the fuel amount↓2. Inspection of starter motor circuit Diagnostics for Engine Starting Failure > STARTER MOTOR CIRCUIT↓3. Inspection of ECM power supply and ground line Diagnostics for Engine Starting Failure > CHECK POWER SUPPLY AND GROUND LINE OF ENGINE CONTROL MODULE (ECM) ...