TuningBot DTC Database · v4.37.15
Manufacturer-specific interpretation for Alfa Romeo. All interpretations of P1243
The control module detected improper operation of the Fuel pump relay or circuit. This is the manufacturer-specific definition used by Alfa Romeo.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Fuel pump relay or circuit. The control module detected improper operation of the Fuel pump relay or circuit. This is the manufacturer-specific definition used by Alfa Romeo.
P1243 is a manufacturer-specific code. In this database it is documented for: Alfa Romeo. The same number can mean something different on other brands.
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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