The control module detected a fault associated with the Throttle Position Insufficient circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Honda.
TuningBot DTC Database · v4.37.15
P1243 Honda - Throttle Position Insufficient
Manufacturer-specific interpretation for Honda. All interpretations of P1243
What P1243 means
Related and nearby codes
How to read P1243
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P1243
What does P1243 mean?
Throttle Position Insufficient. The control module detected a fault associated with the Throttle Position Insufficient circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Honda.
Is P1243 generic or manufacturer-specific?
P1243 is a manufacturer-specific code. In this database it is documented for: Honda. The same number can mean something different on other brands.
Can TuningBot remove P1243 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.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
