hey guys my corolla gli 2010 model driven 46000km
Cng LANDIRENZO; fitted from company when 900 km done on petrol
now FACING some little probleM on petrol in night when i turn on my headlights
the rpm little ups and down when car is idle...ON CNG this problem not occuring.
other things great avg on petrol 17km/l Long and city 12km/l
avg on full cng cylinder 55,is 170 long and 130 local
pick is good,and air is not blocked

any one??