TuningBot DTC Database · v4.37.15
Manufacturer-specific interpretation for Mitsubishi. All interpretations of U1109
The control module detected a fault associated with the Multifunction control module, CAN data bus - time out circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mitsubishi.
Network: communication between control units.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Multifunction control module, CAN data bus - time out. The control module detected a fault associated with the Multifunction control module, CAN data bus - time out circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mitsubishi.
U1109 is a manufacturer-specific code. In this database it is documented for: Mitsubishi. 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 U1109 is removable in your case.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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