garajizOBD-II code · generic
P2271
O2 Sensor Signal Stuck Rich
- System
- P2 — Powertrain / emissions (generic)
- Severity
- Minor (2/5)
- Can I keep driving?
- Usually safe to drive
What does P2271 mean?
P2271 is defined as “O2 Sensor Signal Stuck Rich”.
You can usually keep driving, but have it checked soon so a small fault doesn’t become a bigger one.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Hyundai, Kia: O2 Sensor Signal Stuck Rich Bank 1 Sensor 2
Related codes
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This page is general information; an exact diagnosis needs measurements and a technician’s check.