TuningBot DTC Database · v4.37.15
Manufacturer-specific interpretation for Chrysler. All interpretations of U1403
The control module judged the Fuel level, serial communication signal implausible when compared with other operating data. This is the manufacturer-specific definition used by Chrysler.
Network: communication between control units.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Fuel level, serial communication - implausible signal. The control module judged the Fuel level, serial communication signal implausible when compared with other operating data. This is the manufacturer-specific definition used by Chrysler.
U1403 is a manufacturer-specific code. In this database it is documented for: Chrysler. 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 U1403 is removable in your case.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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