Originally Posted by BOLIO 671

I also had this problem recently...it happened to be my pins on MAF1 going to Bank 1, right at the end of the pig tail. Apparently when using the Stillen Extension Cables on the original Stillen set up (A2W) it had widen the gap on the original MAF harness pins under the pigtail. Due to the new piping I only used the Stillen extensin cable on one of the MAF sensors (Bank 2). After straightening out the pins I was back in business. The loose/misaligned pins on the MAF pins was tripping out the MAF readings thus throwing the AFR'S and Idle.all over the place.