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P2626O2 sensor pumping current trim circuit/open (bank 1 sensor 1)
P2626 means “O2 sensor pumping current trim circuit/open (bank 1 sensor 1)”. It's a generic powertrain code (control module and outputs), so it means the same on every make, including VW, Škoda, Audi, SEAT and Cupra.
- Fix soon
- SystemExhaust sensors
- 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 Exhaust sensors. The first letter, P, means powertrain (engine, transmission, emissions).
Usually stored by the engine control unit (VCDS address 01, Engine).
What usually causes it
- Wideband oxygen sensor
- wiring
Typical causes are a starting point, not a diagnosis of your car.
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.