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.
P04DB — vehicles with official records naming this code
P04DB is named in NHTSA-published manufacturer communications or investigations for 10 vehicle families, including:
- Ford F-150 model years 2017-2020 · 7 records
- Ford Escape model years 2017-2018, 2020 · 5 records
- Ford Explorer model years 2017-2018 · 4 records
- Ford Focus model years 2016-2017 · 3 records
- Lincoln MKC model years 2017 · 3 records
- Lincoln MKZ model years 2017-2018 · 3 records
- Ford Fusion model years 2017-2018 · 3 records
- Ford Bronco model years 2023 · 2 records
- Ford Edge model years 2017 · 2 records
- Ford Fiesta model years 2016-2017 · 2 records
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 |
|---|---|---|---|---|---|
| P04DB | Crankcase Ventilation System Disconnected | Powertrain | Generic | Not manufacturer-specific | Not classified |
No matching codes
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