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

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

This is detected when CAN data from TCM is abnormal.

NOTE:

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

Dtc u0416 invalid data received from vehicle dynamics control module

This is detected when CAN data from VDC is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

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

Detected when CAN data from ECM is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Installation
1. Install the CVTF cooler (air cool).Tightening torque:12 N·m (1.2 kgf-m, 8.9 ft-lb)2. Install the CVTF cooler (air cool) inlet hose and the CVTF cooler (air cool) outlet hose.NOTE:Use new CVTF cooler (air cool) inlet hose and the CVTF cooler (air cool) outlet hose.3. Install the headlight a ...