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FOR VEHICLES FITTED WITH CNG FUEL SYSTEM
74L90-74E
INTRODUCTION TO CNG
CNG (Compressed Natural Gas) is princi-
pally constituted by methane. CNG is con-
sidered as clean burning fuel. Due to low
density of CNG, it is compressed at a pres-
sure of around 200 bars to enhance the
vehicle on-board storage capacity.
SAFETY PRECAUTIONS
Do’s
1.
2.
If any service or body repair is to be
carried out, turn the manual shut off
valve on CNG cylinder valve to close
position prior to commencement of the
repair work.
Ge
t the CNG cylinder checked every
three (3) years from the date of last
testing / retesting of cylinder by govern-
ment authorized CNG cylinder testing
agency.
3. If the vehicle does not changeover to
CNG in AUTO MODE, then have your
vehicle checked by Maruti Suzuki
authorized workshop at the earliest.
4. Switch “OFF” engine while fuel filling
(CNG/Petrol).
5. After refueling CNG or Petrol, ensure
that the CNG fuel filler valve cover is
closed (Other-wise vehicle cannot be
started).
6. In AUTO MODE, It is programmed to
start the vehicle in petrol and automati-
cally shift to CNG based on the engine
temperature etc. Do not press the
accelerator pedal to change from petrol
to CNG.
Don’ts
1. Do not change/modify the configura-
tion, settings or the components from
CNG system.
2. The CNG cylinder should not be
repaired under any circumstances, in
case of any problem, consult with
Maruti Suzuki authorized workshop.
3. Do not adjust setting of CNG system.
4. Never install LPG or any other gas cyl-
inder in place of CNG cylinder.
5. Avoid carrying inflammable material
near the CNG cylinder.
6. Do not fill any other type of gas other
than CNG.
7. Do not press the accelerator pedal to
change from petrol to CNG MODE.
CAUTION
In case of any symptom of CNG leak-
age or releasing noise or any external
damage to CNG piping or during
accident, do not panic.
• Stop the vehicle and switch off
the engine, roll down the win-
dows and open all the doors.
• Ensure to close manual shut off
valve.
• Contact Maruti Suzuki authorized
workshop immediately for further
assistance.
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