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TuningBot DTC Database · v4.37.15

U0402 Invalid data received - transmission control module (TCM)

Generic (OBD-II) interpretation in the TuningBot DTC database.

U · NetworkTransmissionOBD2

What U0402 means

U0402
Invalid data received - transmission control module (TCM) Generic · transmission Data confidence 78%

The control module registered the fault condition described as "Invalid data received - transmission control module (TCM)".

Related and nearby codes

How to read U0402

U

Network: communication between control units.

0

Generic SAE-standard code: same meaning on every make.

402

Specific fault index within the subsystem.

Frequently asked questions about U0402

What does U0402 mean?

Invalid data received - transmission control module (TCM). The control module registered the fault condition described as "Invalid data received - transmission control module (TCM)".

Is U0402 generic or manufacturer-specific?

U0402 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove U0402 at file level?

Not guaranteed. Powertrain (P) codes can be reliably disabled in the ECU calibration, but body, chassis and network codes depend on the specific control unit and how the fault is implemented - some can be handled, some cannot. Ask for a quote and our engineers will check your file and tell you, free of charge, whether U0402 is removable in your case.

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