172 mk2 phase 2 not ideling smoothly

[cinnes1987]

changed my spark plugs and car still not ideling smooth [juddering slightly and a soft pop from the exhaust from time to time] any1 help?:dead:

 

[Gary27]

try cleaning crack sensor its T shaped and located right had side of engine were gearbox meets engine. only held on with 2 bolts ten minute job max made alot of difference to mine

 

[cinnes1987]

will give it a try. thanks m8

 

[Gray]

TDC sensor, lamba sensor, coil pack..

what plugs did you use?

 

[cinnes1987]

platinum tip. was advised they wer the best 1s to use. got a coil pack on order. will fit that to see if it helps. whats tdc sensor?