Subaru Crosstrek Service Manual: Dtc u0401 invalid data received from ecm/pcm a
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
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 u0155 lost communication with instrument panel cluster (ipc) control module
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0155 LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULEDetected when CAN data f ...
Dtc u0402 invalid data received from tcm
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0402 INVALID DATA RECEIVED FROM TCMThis is detected when CAN data from TCM is abnormal.NOTE:Perfor ...
Other materials:
Removal
SECURITY AND LOCKS > IG Relay2 (Push Button Start)REMOVALCAUTION:Before handling the airbag system components, refer to “CAUTION” of “General Description” in “AIRBAG SYSTEM”. General Description > CAUTION">1. Disconnect the ground cable from battery ...
Removal
MECHANICAL(H4DO) > Cylinder HeadREMOVAL1. CYLINDER HEAD RH1. Remove the engine from the vehicle. Engine Assembly > REMOVAL">2. Remove the intake manifold. Intake Manifold > REMOVAL">3. Remove the engine wiring harness. Engine Wiring Harness > REMOVAL">4. Remove ...
Inspection
SUNROOF/T-TOP/CONVERTIBLE TOP (SUNROOF) > SunshadeINSPECTION1. MOVING LOAD OF SUNSHADE ASSEMBLY1. Attach a spring scale together with a cloth to the edge of sunshade assembly.2. Pull the spring scale to check the moving load of the sunshade assembly.Moving load of sunshade assembly:14±6 N (1.43 ...
