evo 4 idle problem

[evopaul]

hi guys my evo 4 rev counter when stod is up and down anyone know what the problem is:hm:

 

[RsvRob]

You meen you have erratic idle while stationary!!

Vac leak or you may need an idle reset if you have disconnected the battery or its run flat recently

 

[evopaul]

Thanks rsvrob reset the idle and cleaned the throttle body runs like a dream