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.
P1635 — vehicles with official records naming this code
P1635 is named in NHTSA-published manufacturer communications or investigations for 14 vehicle families, including:
- Ford Expedition model years 1999-2002 · 10 records
- Ford F-150 model years 1999-2002 · 10 records
- Ford Mustang model years 1999-2002 · 10 records
- Lincoln Navigator model years 1999-2002 · 10 records
- Lincoln Town Car model years 1999-2002 · 4 records
- Chevrolet Trailblazer model years 2002-2004 · 3 records
- Ford Focus model years 2000-2002 · 3 records
- GMC Envoy model years 2002-2004 · 3 records
- Ford Ranger model years 2001-2002 · 2 records
- Buick Rainier 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: 12 · Unique codes: 1.
| Code | Meaning | System | Scope | Manufacturer | Severity |
|---|---|---|---|---|---|
| P1635 | Throttle Valve Adaptation Lower Mechanical Stop Not Adapted | Powertrain | Manufacturer-specific | BMW | Not classified |
| P1635 | 5 Volt Reference 1 Circuit | Powertrain | Manufacturer-specific | Buick | Not classified |
| P1635 | 5 Volt Reference 1 Circuit | Powertrain | Manufacturer-specific | Cadillac | Not classified |
| P1635 | 5 Volt Reference 1 Circuit | Powertrain | Manufacturer-specific | Chevrolet | Not classified |
| P1635 | Tire Axle Ratio Out of Acceptable Range | Powertrain | Manufacturer-specific | Ford | Not classified |
| P1635 | 5 Volt Reference 1 Circuit | Powertrain | Manufacturer-specific | General Motors | Not classified |
| P1635 | 5 Volt Reference 1 Circuit | Powertrain | Manufacturer-specific | GMC | Not classified |
| P1635 | Tire Axle Ratio Out of Acceptable Range | Powertrain | Manufacturer-specific | Lincoln | Not classified |
| P1635 | Tire Axle Ratio Out of Acceptable Range | Powertrain | Manufacturer-specific | Mercury | Not classified |
| P1635 | 5 Volt Reference 1 Circuit | Powertrain | Manufacturer-specific | Oldsmobile | Not classified |
| P1635 | 5 Volt Reference 1 Circuit | Powertrain | Manufacturer-specific | Saturn | Not classified |
| P1635 | Data Bus Powertrain Missing Message From Air Condition Control | Powertrain | Manufacturer-specific | Volkswagen | Not classified |
No matching codes
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