Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0401 invalid data received from ecm/pcm "a"

Subaru Legacy BN/BS (2015-2019) Service Manual / Eyesight (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / 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

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 u0155 lost communication with instrument panel cluster (ipc) control module

Detected when CAN data from combination meter is not transmitted to stereo camera.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Component
1. PARKING BRAKE ACTUATOR(1)Support - rear disc brake(8)Pin bootTightening torque: N·m (kgf-m, ft-lb)(2)Guide pin - rear brake(9)Piston bootT1:8 (0.8, 5.9)(3)Parking brake actuator ASSY(10)Caliper bodyT2:17 (1.7, 12.5)(4)O-ring(11)Pad - disc brake rear innerT3:25 (2.5, 18.4)(5)Cap(12)Pad - di ...