U0401 Toyota Invalid Data Received From Engine Control Module (ECM) / Powertrain Control Module (PCM) A

U0401 Toyota Invalid Data Received From Engine Control Module (ECM) / Powertrain Control Module (PCM) A

OBD Code:
System:
Subsystem:

U0401 Toyota – (ASE)
Network Communication
Auxiliary Emission Controls

Trouble Code Description: Invalid Data Received From Engine Control Module (ECM) / Powertrain Control Module (PCM) A

Location:
Analysis:

Possible Causes:

Engine Control Module (ECM) / Powertrain Control Module (PCM) A
Invalid Data Received from Control Module

Tech description:

Toyota Vehicle:Toyota Prius,Toyota Celica,Toyota Supra,Toyota Carina,Toyota Camry,Toyota MR2,Toyota Aygo,Toyota 4Runner,Toyota Avalon,Toyota Camry,Toyota Corolla,Toyota FJ Cruiser,Toyota Highlander,Toyota Land Cruiser,Toyota Matrix,Toyota Prius,Toyota RAV4,Toyota Sequoia,Toyota Sienna,Toyota Solara,Toyota Tacoma,Toyota Tundra,Toyota Yaris,