Rough Running Value, Cyclinder 1

[nicksonlow]

Hi Sifus,I have diagnosed my car with a LAUNCH diagnostic machine and have noticed that the value of my Rough running Value Cyclinder 1 is inconsistent with the rest.the results areRough Running Value Cyclinder 1 = high positive resultRough Running Value Cyclinder 2 = Negative resultRough Running Value Cyclinder 3 = Negative resultRough Running Value Cyclinder 4 = Negative resultI suspect that there is something wrong with my cyclinder 1 function. may i ask,1) what does "Rough running Value" means? 2) are the results suppose to be consistent among the 4 cyclinders?thanks

 

[jarance]

Have you check your spark plugs condition?

BTW, how much did you buy the Launch Diagnostic Tools?

 

[nicksonlow]

Changed new BMW spark plug..
Used my foremans LAUNCH machine.

 

[jarance]

ask mechanic advise!!

 

[B33mEr]

Did the diagnostic register any fault code???

 

[nicksonlow]

have been constantly diagnosed with this error
Camshaft Inlet Sensor