TuningBot DTC Database · v4.37.15
Manufacturer-specific interpretation for Ford. All interpretations of U2023
The control module registered the fault condition described as "Fault received from external node". This is the manufacturer-specific definition used by Ford.
CAN bus system failure
Network: communication between control units.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Fault received from external node. The control module registered the fault condition described as "Fault received from external node". This is the manufacturer-specific definition used by Ford.
U2023 is a manufacturer-specific code. In this database it is documented for: Ford. The same number can mean something different on other brands.
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 U2023 is removable in your case.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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