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:
Durability Group Name
|Description or Instructions|
|2||Otto cycle — two stroke|
|G||Otto cycle — four stroke|
|A||Diesel cycle — two stroke|
|D||Diesel cycle — four stroke|
|H||Hybrid electric with otto cycle — four stroke engine (includes PHEV vehicles)|
|J||Hybrid electric with diesel cycle — four stroke engine (includes PHEV vehicles)|
|Position 6||Engine Type
|E||Electric (including fuel cell)|
|H||Hybrid electric (including PHEV)|
8 & 9, add
|V||Electric (power grid electricity)|
|N||Not applicable (for second and third fuels in Positions 8 and 9)|
|Position 10||*||If applicable, indicate manufacturer-assigned battery code.
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.
If applicable, include manufacturer-assigned catalyst code.