U0401

The U0401 code in a Tesla Model S Plaid (2021-present) indicates an invalid data received from the vehicle's Transmission Control Module (TCM), signaling a communication issue within the vehicle's onboard network.

The error code U0401 indicates an invalid data received from the engine control unit (ECU) in your Tesla Model S Plaid/Refresh (2021-present). This code typically suggests communication issues between various control modules in the vehicle.

The U0401 code indicates a communication issue with the vehicle's control modules in the Tesla Model S Plaid/Refresh (2021-present). This code suggests that there is an invalid data received from a module, commonly related to the powertrain or other critical systems.