pyeman76 My car has failed fast idle with reading of 0.5 but passed idle test just - lamba reading passed and HC passed - have read about cts faults and don't want to buy new cat unless I have to so please help
evocarlos just get it hot like 60-70 for a few miles in 4th the test is only done at 3k max it may work it may not they do say to give the car a run before going to mots the fuel treatment and engine load are what clears the carbon up