Page 237 - The Central Motor Vehicles Rules, 1989

RULE 115 THE CENTRAL MOTOR VEHICLES RULES, 1989 209

(9) Conformity of Production (COP) test procedure shall be as per clause (e) of
sub-rule (12) of rule 115. For 2W vehicles, at least 50% of Vehicle models
produced from particular plant shall be selected randomly from dealer’s
location or warehouse.
(10) The engine power shall be measured on engine dynamometer and
measured power shall conform to the power specified and tested as per
procedure prescribed in AIS 137 and as amended time to time.
(11) The vehicle presented for Type approval shall have been run for at least
1000 km before the test.
(12) The Two wheeler vehicles shall be equipped with On-Board Diagnostic
(OBD) systems for emission control which shall have the capability of
identifying the likely area of malfunction by means of fault codes stored in
computer memory as per the procedure laid down in AIS 137.
The On-Board Diagnostic (OBD) systems for emission control shall be as
specified in the following Tables:—
1
[TABLE 1
OBD FUNCTIONS AND ASSOCIATE
A. Vehicles manufactured on or after 1st April, 2020, shall be required to comply with
the following OBD Stage I (BS VI) requirements/standards/compliances as per AIS
137:—
Sr. No. Monitoring Items
1. Circuit continuity for all emission related power train component
2. Distance travelled since MIL (Malfunction indicator lamp) ON

3. Electrical disconnection of Electronic evaporative purge control device
4. EGR system monitoring
TABLE 2
OBD FUNCTIONS AND ASSOCIATE
B. Vehicles manufactured on or after the 1st April, 2023, shall be required to comply
with the following OBD Stage II-A (BS VI) requirements/standards/compliances as per
AIS 137:—

Sr. No. Monitoring Items
1. Circuit continuity for all emission related power train component
2. Circuit Rationality
3. Distance travelled since MIL (Malfunction indicator lamp) ON

4. Electrical disconnection of Electronic evaporative purge control device
5. EGR system monitoring
6. Misfire Detection

1 Substituted vide GSR 809(E), dt. 9-11-2022, w.e.f. 10-11-2022.