I use to get 180 mpg when I filled 25 litres in my Toyoya Celica vtti 1.8 2000. But the following week I filled up the same amont and I am geting 150 miles for 25 litres. A loss of 30 miles. My driving hasnt change and where i go in the car is the same. has anyone suffered the same problem,?
P.s...