Alright guys well i just finished doing the plugs on my bros 07 Max and when i turned it on(cold) it was idling fine then the rpm would slightly drop and run rough...So i hooked up my scan tool to it and It didnt have any codes so I was looking at the Frames and When it ran rough the it would Switch from Closed Loop to Open Loop Fault... Everything is back in order and plugged in... CAN SOMEONE PLEASE HELP!!!! Thankx in Advance

 

Be sure you have your plug wires tighly secured on the plugs...