The control module detected a fault associated with the Fuel tank empty circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Lexus.
Powertrain: engine, transmission and driveline systems.
3
Manufacturer-defined range: the meaning can differ between brands.
193
Specific fault index within the subsystem.
Frequently asked questions about P3193
What does P3193 mean?
Fuel tank empty. The control module detected a fault associated with the Fuel tank empty circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Lexus.
Is P3193 generic or manufacturer-specific?
P3193 is a manufacturer-specific code. In this database it is documented for: Lexus. The same number can mean something different on other brands.
Can TuningBot remove P3193 at file level?
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.