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P244ADiesel particulate filter differential pressure too low (bank 1)
P244A means “Diesel particulate filter differential pressure too low (bank 1)”. It's a generic powertrain code (auxiliary emission controls), so it means the same on every make, including VW, Škoda, Audi, SEAT and Cupra.
- Fix soon
- SystemEmissions
- TypeGeneric (same on all makes)
How urgent is it?
Worth fixing soon; usually drivable meanwhile, but watch for symptoms.
Which system and module
Scanline files it under Emissions. The first letter, P, means powertrain (engine, transmission, emissions).
Usually stored by the engine control unit (VCDS address 01, Engine).
What usually causes it
- Damaged DPF
- sensor hoses
Typical causes are a starting point, not a diagnosis of your car.
What a shop would usually check first
The driving pattern (short trips stop regeneration) and the DPF pressure sensor and its hoses.
Related codes
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Open ScanlineScanline explains fault codes; it isn't a repair authority. This page explains what the code means; it can't tell you what is wrong with your car. Ross-Tech's wiki has their own notes on VW Group faults.