Fleet Coding
- 0 - Certification (US 4K, final sale in export markets)
- 1 - Heavy duty gas engine/Dyno
- 2 - Fast Automobile Manufacturers' Association, US
- 3 - Alternative durability protocol, US
- 4 - Not assigned
- 5 - Not assigned
- 6 - Evaporative Emission (EVAP)
- 7 - Mileage accumulation aging endurance durability
- 8 - On-Board Diagnostic (OBD)
- 9 - Not assigned