Error code
OBD2 P2272
OBD2P2272
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
O2 Sensor Signal Stuck Lean.
Severity
moderateCan be driven, but may experience reduced performance and increased emissions.
Summary
P2272 indicates that the heated oxygen sensor (HO2S) on bank 2 is reporting a signal that is stuck in a lean condition, meaning it's detecting too little fuel in the exhaust.
Common Causes
- Wiring issues
- Faulty HO2S sensor
- Low fuel pressure
- Malfunctioning injectors
- Intake air leak
Fixes
FAQ
What does P2272 mean?
P2272 indicates that the heated oxygen sensor (HO2S) on bank 2 is reporting a signal that is stuck in a lean condition, meaning it's detecting too little fuel in the exhaust.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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