The control module detected improper operation of the High Pressure Fuel Pump circuit. This is the manufacturer-specific definition used by Toyota.
TuningBot DTC Database · v4.37.15
P1235 Toyota - High Pressure Fuel Pump Circuit
Manufacturer-specific interpretation for Toyota. All interpretations of P1235
What P1235 means
Related and nearby codes
How to read P1235
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 P1235
What does P1235 mean?
High Pressure Fuel Pump Circuit. The control module detected improper operation of the High Pressure Fuel Pump circuit. This is the manufacturer-specific definition used by Toyota.
Is P1235 generic or manufacturer-specific?
P1235 is a manufacturer-specific code. In this database it is documented for: Toyota. The same number can mean something different on other brands.
Can TuningBot remove P1235 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
