steveo3002
Member
- Messages
- 7,249
got a mk1 petrol focus with an unhappy idle
no fault codes show , so i understand i need to look over the live data that might well high light a fault
not really sure what i should be looking at , o2 function , fuel trims ? whats acceptable on fuel trims % wise
any suggestions what readings i should look at please...just trying to self learn a bit but need some pointers
no fault codes show , so i understand i need to look over the live data that might well high light a fault
not really sure what i should be looking at , o2 function , fuel trims ? whats acceptable on fuel trims % wise
any suggestions what readings i should look at please...just trying to self learn a bit but need some pointers