Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0402 invalid data received from tcm

Subaru Legacy BN/BS (2015-2019) Service Manual / Eyesight (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0402 invalid data received from tcm

Failure counter diagnosis of automatic transmission control module (TCM)

NOTE:

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

Dtc u0416 invalid data received from vehicle dynamics control module

Failure counter diagnosis of VDC control module (VDC CM)NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0401 invalid data received from ecm/pcm "a"

Failure counter diagnosis of engine control module (ECM)NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Removal
CAUTION:Vehicle components are extremely hot after driving. Be wary of receiving burns from heated parts.1. Disconnect the ground terminal from battery sensor. NOTE2. Lift up the vehicle.3. Remove the under cover. Front Under Cover > REMOVAL4. Disconnect the front oxygen (A/F) sensor connector (A) ...