OBD code information sheet
https://obdauto.ro/cod/P2400?lang=en
EVAP System Leak Detection Pump Control Circuit/Open
Technical explanation
EVAP System Leak Detection Pump Control Circuit/Open. Basic catalogue definition; diagnostic details have not yet been reviewed.
Repair cost calculator
Indicative Romanian repair budgets, depending on the diagnosed repair. Choose your vehicle and compare available scenarios.
Model, year and engine (optional)
Available ranges are not yet validated for each year and engine code. Confirm compatible parts and access requirements with the workshop.
Display prices
Choose a make to see available repair cost scenarios.
Fuel-vapour control
General system guidance · not a confirmed diagnosis
Purge and leak-detection architectures vary. An EVAP code does not automatically identify the fuel cap.
The association is based on the imported description. This information explains the system; it does not confirm a procedure for the exact code, model or engine. Verify applicability in manufacturer documentation.
Checks for this type of system
- Visually inspect cap, connections and recent work.
- Valve and integrity testing must use the vehicle-approved method.
Useful diagnostic data, where available
- Tank pressure where measured.
- Purge and vent commands.
Normal values and thresholds vary by vehicle and are not assumed here.
Mistakes to avoid
- Do not arbitrarily pressurise a fuel tank.
- Incorrect purge can affect mixture without a failed oxygen sensor.
System-guide sources
References support general principles, not individual verification of every associated code.
Continue your research
Links to related systems, warning lights and vehicle examples.
Experiences with this code
User-reported cases published after moderation. Approval does not verify the diagnosis; the same code can have different causes.
No approved English experiences for this definition yet.
Similar codes
General code
EVAP System Leak Detection Pump Control Circuit Low
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General code
EVAP System Leak Detection Pump Control Circuit High
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General code
EVAP System Leak Detection Pump Sense Circuit/Open
Engine & powertrain
Imported definition; diagnostic information is not yet editorially reviewed. The code does not confirm a failed part.
Sources, methodology and limitations
- DTC Database — definiții OBD-II
Supports: code definition, community definition
- Catalogue MIT licence
General sources explain definitions and principles; they do not confirm a universal repair. Use VIN-, engine- and controller-specific service information.
How we research the information →
