Light-Duty: Family Naming Conventions
To determine Positions 1-4 of your Durability Group name, see:
Use the table below to create Positions 5-12:
| Location in Durability Group Name |
Category | Code/ Value |
Description or Instructions |
|---|---|---|---|
| Position 5 | Combustion Cycle Code |
2 | Otto cycle — two stroke |
| G | Otto cycle — four stroke | ||
| A | Diesel cycle — two stroke | ||
| D | Diesel cycle — four stroke | ||
| E | Dedicated electric | ||
| H | Hybrid electric with otto cycle — four stroke engine (includes PHEV vehicles) | ||
| J | Hybrid electric with diesel cycle — four stroke engine (includes PHEV vehicles) | ||
| C | Fuel cell | ||
| Position 6 | Engine Type Code |
P | Piston |
| R | Rotary | ||
| E | Electric (including fuel cell) | ||
| H | Hybrid electric (including PHEV) | ||
| A | Other | ||
| Positions 7-9 (For positions 8 & 9, add second & third fuels used) |
Fuels Used |
G | Gasoline |
| D | Diesel | ||
| M | Methanol | ||
| E | Ethanol | ||
| C | CNG | ||
| L | LNG | ||
| P | LPG | ||
| V | Electric (power grid electricity) | ||
| I | Hydrogen | ||
| N | Not applicable (for second and third fuels in Positions 8 and 9) | ||
| Position 10 | * | If applicable, indicate manufacturer-assigned battery code. or Enter a valid character in order to provide a unique identification for your family name. |
|
| Positions 11-12 | ** | Enter any combination of valid characters in order to provide a unique identification for your family name. and If applicable, include manufacturer-assigned catalyst code. |