U02ACLost Communication With Turbocharger/Supercharger Boost Control A
Generic (OBD-II) interpretation in the TuningBot DTC database.
U · NetworkEngineOBD2
What U02AC means
U02AC
Lost Communication With Turbocharger/Supercharger Boost Control A
Generic · engine
Data confidence65%
The control module stopped receiving expected network messages from the Turbocharger/Supercharger Boost Control A node on the vehicle communication bus.
Generic SAE-standard code: same meaning on every make.
2AC
Specific fault index within the subsystem.
Frequently asked questions about U02AC
What does U02AC mean?
Lost Communication With Turbocharger/Supercharger Boost Control A. The control module stopped receiving expected network messages from the Turbocharger/Supercharger Boost Control A node on the vehicle communication bus.
Is U02AC generic or manufacturer-specific?
U02AC is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove U02AC 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 U02AC is removable in your case.
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