Division 3.5 F1
The warning system shall activate at a distance equivalent to a driving range of at least 2 400 km in advance of the reagent tank becoming empty, or at the choice of the manufacturer at the latest when the level of reagent in the tank reaches one of the following levels:
- (a)
a level expected to be sufficient for driving 150 % of an average driving range with a complete tank of fuel; or
- (b)
10 % of the capacity of the reagent tank,
whichever occurs earlier.