Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0155 lost communication with instrument panel cluster (ipc) control module

Subaru Legacy BN/BS (2015-2019) Service Manual / Keyless access with push button start system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0155 lost communication with instrument panel cluster (ipc) control module

Detected when CAN data from meter does not arrive.

NOTE:

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

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

Detected when there is malfunction in CAN data from the engine control module (ECM).NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc b2793 back up power

DTC DETECTING CONDITION:When a fault occurs in +B2 power input for the keyless access CM.TROUBLE SYMPTOM:NoneCAUTION:For replacement procedure of keyless access CM, refer to the “REGISTRATION MA ...

Other materials:

Inspection
Check the auto-reverse mechanism.CAUTION:Do not place objects in the way to check the auto-reverse mechanism.1. Open the lid assembly - sunroof.2. Push the lid assembly - sunroof in the opening direction with a force of 110±10 N (11.2 kgf, 24.7 lbf±1.0 kgf, 2.2 lbf) during the auto-closing operati ...