Page 301 - The Central Motor Vehicles Rules, 1989

RULE 115-I THE CENTRAL MOTOR VEHICLES RULES, 1989 273
1

[115-I. Mass emission standards for Di-Methyl Ether (DME or D100) Vehicles
115-I
(1) The newly manufactured vehicles fitted with compression ignition engine
compatible to run on diesel or hundred per cent Di-Methyl Ether (D100) (hereinafter
referred to as the DME vehicle in this rule), shall be type approved as per prevailing
diesel emission norms.
(2) The DME vehicle shall be specified by the vehicle manufacturer by affixing
clearly visible sticker.
(3) Test requirements for the type approval and extension for different classes of
vehicles shall be as per the following Table 1, Table 2 and Table 3, respectively, namely:—
TABLE 1
Test requirements for type approval and extension for Four Wheeled Vehicles with
Gross Vehicle Weight less than or equal to 3,500 kilogram

Sl. No. Test DME vehicle
(1) (2) (3)
1. Gaseous pollutants (Type I test) On Diesel and D100 fuel (as per prevailing
emission norms)
2. Free acceleration smoke (type II Test)
3. Durability (Type V), if opted for instead of Only on Diesel fuel
fixed Deterioration Factor (DF)
4. Onboard diagnostics (OBD II) On both Diesel and D100 fuel

TABLE 2
Test requirements for type approval and extension for three wheeled vehicles
Sr. No. Test DME vehicle
(1) (2) (3)
1. Gaseous pollutants (Type I test) On Diesel and D100 fuel (as per prevailing
emission norms)
2. Free acceleration smoke (type II Test)
3. Durability (Type V), if opted for instead of Only on Diesel fuel
fixed Deterioration Factor (DF)
TABLE 3
Test requirements for type approval and extension for Four Wheeled Vehicles with
Gross Vehicle Weight greater than 3,500 kg
Sr. No. Test Flex-fuel methanol vehicle
(1) (2) (3)
1. Gaseous pollutants (Type I test) On Diesel and D100 fuel (as per prevailing
emission norms)
2. Free acceleration smoke (type II Test)
3. Durability (Type V), if opted for instead of Only on Diesel fuel
fixed Deterioration Factor (DF)
4. Onboard diagnostics (OBD II) On both Diesel and D100 fuel

1 Inserted vide GSR 37(E), dt. 17-1-2020, w.e.f. 17-1-2020.