OBD-II Code Decoder
Search the licensed P, B, C, and U reference library by code, definition, system, or manufacturer. Reference-only results are not a complete diagnosis.
Review-withheld definitions are excluded; lookup records are not published diagnostic pages.
P0031 — vehicles with official records naming this code
P0031 is named in NHTSA-published manufacturer communications or investigations for 7 vehicle families, including:
- Buick Enclave model years 2013-2015 · 3 records
- Chevrolet Traverse model years 2013-2015 · 3 records
- GMC Acadia model years 2013-2015 · 3 records
- Scion tC model years 2005 · 1 record
- Toyota Camry model years 2004 · 1 record
- Toyota Highlander model years 2004 · 1 record
- Toyota RAV4 model years 2004 · 1 record
A code named in a manufacturer communication means the document refers to it for those vehicles. It is not a diagnosis of any car, and it does not mean the code is common on that vehicle.
Matching definitions: 1 · Unique codes: 1.
| Code | Meaning | System | Scope | Manufacturer | Severity |
|---|---|---|---|---|---|
| P0031 | HO2S Heater Control Circuit Low Bank 1 Sensor 1 | Engine & drivability | Generic | Not manufacturer-specific | Not classified |
No matching codes
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