Cummins 2005 ISL low power AGAIN!
What we thought was a sticking exhaust brake on our MH is now a, They don't know. The exhaust brake checked out good and functioning properly. $515.67 later and Cummins West thinks it could be a faul...
Forum Discussion
lfeather wrote:Doug E. wrote:
Ifeather: I appreciate the fact that your 2002 ISL has never produced more than 23 lbs, of boost and that's plenty of power for you.
However when new my 2005 ISL produced 35 lbs. of boost and now it has less, almost no boost when trying to go from a dead stop.
The tech at Cummins West confirmed that it should be producing 35 lbs. of boost with the VGT turbo when working properly.
Thanks for your input though.
Doug
I understand and believe you, No offense intended. I'm just curious about the disparity? Maybe it's year-model?
It is year model. The first serious EPA requirements went into effect for over the road diesels in '04. In late '02 Cummins begin to introduce up dated engines to meet the standard. Between the end of '02 and Jan '04 Cummins put new fuel systems and VG turbos on most of their engines. Boost went up, temps went up MPG went down. It was the first of many requirements.
Larry
