Bill Putney wrote:TR - maybe you did this already, but did you disconnect the battery for a few minutes to reset the PCM - perhaps it adapted somewhat to the bad timing and can't correct itself now. Just an idea that may or may not work, but it's free.Well, it's idled like this before the tune-up and before the timing belt.
Turborusty wrote:...Sure seems to run better now, I like it!...Does that part of your last post mean you finally did disconnect the battery, and now everything's good, or were you just meaning that, other than the idle problem, everything is good since you got the timing right?
Bill Putney wrote: other than the idle problem, everything is good since you got the timing right?That's it, right there.
12 gage wrote: ↑April 13th, 2021, 3:31 pm Did it fix the idle I'm having same issue I changed the pump belt exc on my 02 m and it has a rough idle and loss of low end power my guess is cause it changes the power bandTry the battery disconnect "trick" first. PCM relearns fueling and ignition values along with trans shift points when the power is removed for a few minutes. (Constant B+)