What does code P1131 mean on Audi vehicles?
Internal resistance of O2 sensor Bank 2 Sensor 1 is too high.
OBD-II Code Audi
P1131 — Audi — O2 Sensor Bank 2 Sensor 1 Internal Resistance Too High
Internal resistance of O2 sensor Bank 2 Sensor 1 is too high.
Common symptoms
- Check engine light illuminated.
Possible causes
- Aged or degraded O2 sensor.
Initial recommendation
Replace the O2 sensor.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
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