TuningBot DTC Database · v4.37.15
Manufacturer-specific interpretation for Nissan. All interpretations of U1001
The control module detected improper operation of the CAN communication line. This is the manufacturer-specific definition used by Nissan.
Wiring
Network: communication between control units.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
CAN communication line - signal malfunction. The control module detected improper operation of the CAN communication line. This is the manufacturer-specific definition used by Nissan.
U1001 is a manufacturer-specific code. In this database it is documented for: Nissan. 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 U1001 is removable in your case.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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