MY 2002 RSX just got return to me by a repair shop they fix the rocker assembly as well as rebuit the head and bought a new vtec timer for it after driving it for about 10 -20 miles the check engine light turn on and now idels under 1000 rpm's there is also a ticking sound coming from the engine im guessing it could be the timiing, one of my buddies told me it could be the lifters i never heard of that any info? thanks