LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2019 >> WRX STI Limited >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System (Diagnostics) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC U0401: Invalid Data Received From ECM/PCM "A"

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. Refer to LAN SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE>PROCEDURE .
scientia non olet · About LEMON Manuals