Page 273 - The Central Motor Vehicles Rules, 1989

RULE 115B THE CENTRAL MOTOR VEHICLES RULES, 1989 245

1
[(iv) Fuel consumption test S. No. 31 of the notification number SO 1365(E), dated
the 13th December, 2004]
(v) Electro-Magnetic Interference In accordance with notification issued under rule 124
(EMI) of Central Motor Vehicles Rules, 1989
(vi) Range Test of at least 250 km. for
buses
(vii) Cooling Performance IS: 14557, 1998
Note : (a) The mass emission tests shall be carried out either on engine
dynamometer or chassis dynamometer, as applicable.
(b) Test procedure and safety guidelines for CNG vehicles, kit components
including installation thereof, shall be as per AIS 024, as amended from time
to time, till such time as corresponding BIS specifications are notified;
(c) For O.E. fitment and retrofitment/modification on “In-Use” vehicles, the
responsibility of Type Approval shall be that of the vehicle manufacturer
and kit manufacturer or supplier respectively;
(d) The Type Approval of CNG kit for retrofitment shall be valid for 3 years
from the date of issue and shall be renewable for three years at a time;
(e) The retrofitment of CNG kits on in-use vehicles shall be carried out by
workshops authorised by the kit manufacturer/supplier or vehicle
manufacturers, as the case may be;
(f) The test agency shall complete the test and give necessary certificate within
a period of three months from the date of receiving the kits.
2
[III. For conversion by modification of engines of in-use diesel vehicle of categories L,
M&N with GVW less than 3.5T.—
(a) For the purpose of granting type approval to the vehicle retrofitted or
modified for dedicated CNG operation, performance tests shall be carried
out as per the table below:—
TABLE
Sl. No. Applicable test Reference document
1. Mass emission test (Type I test) 1. MV Rule 115(18(i), 115(19),
115(20) or 115(22) as applicable
2. On-Board diagnosis
MoRTH/CMVR/ TAP115/116 Part
3. In-service conformity and IUPR XIV Chapter 14 Annexure 3
2. AIS-137

4. CO2 emission CO2 to be measured and reported
5. Gradeability test AIS 003
6. EMC test (Vehicle level or assembly level) AIS 004 (Part 3)
7. Offset Frontal Collision AIS-098

1 Substituted vide GSR 84(E), dt. 9-2-2009, w.e.f. 9-2-2009.
2 Inserted vide GSR 625(E), dt. 11-8-2022, w.e.f. 12-8-2022. Earlier, clause (III) was omitted vide GSR 111(E), dt.
10-2-2004, w.e.f. 10-8-2004.