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P2201NOx sensor circuit range/performance (bank 1)
P2201 means “NOx sensor circuit range/performance (bank 1)”. It's a generic powertrain code (fuel, air metering and emission controls), so it means the same on every make, including VW, Škoda, Audi, SEAT and Cupra.
- Not urgent
- SystemEmissions
- TypeGeneric (same on all makes)
How urgent is it?
Usually not urgent; often emissions-related.
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
- NOx sensor
Typical causes are a starting point, not a diagnosis of your car.
What a shop would usually check first
The sensor and its wiring; implausible signals often come from a connector or a damaged sensor.
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.