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.
P0638 — vehicles with official records naming this code
P0638 is named in NHTSA-published manufacturer communications or investigations for 14 vehicle families, including:
- Hyundai Azera model years 2006-2009 · 12 records
- Hyundai Sonata model years 2006-2009 · 12 records
- Kia Sedona model years 2002-2009, 2011-2012, 2014 · 11 records
- Kia Sorento model years 2003-2009, 2011-2013 · 10 records
- Hyundai Santa Fe model years 2007-2009 · 9 records
- Hyundai Veracruz model years 2007-2009 · 9 records
- Kia Optima model years 2001-2009 · 9 records
- Mazda CX-9 model years 2016-2018 · 9 records
- Hyundai Entourage model years 2007-2009 · 8 records
- Kia Amanti model years 2004-2009 · 6 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 |
|---|---|---|---|---|---|
| P0638 | Throttle Actuator Control Range/Performance Bank 1 | Powertrain | Generic | Not manufacturer-specific | Not classified |
No matching codes
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