Hi! My civic is on CNG and petrol both the problem I am going to tell is only while the car is on CNG when the rpm of car is below 2 so a weird sound comes it sounds like bloop bloop like water is boiling n the temp needle is bit raised now please elaborate what is it?
have the same problem?
Wednesday, May 21st, 2014 AT 10:19 AM
Are you getting low on coolant, it sounds as if it is boiling in the block, check thermostat, blocked radiator and external coolant leaks.