You have to be careful with the 1999 and ECC control unit. Paraphrasing Expert jimmy , it’s possible to get stuck in ECC hell if the unit and actuators get out of synch, I’ll try find his post on this Thank you! I'd love to learn more about this issue, because I'm sure I'll be revisiting it - can't...

Thank you Wizechatmgr & Abscate. I will search for that VIDA sub forum. Meanwhile, there has been a temporary cooling of the "ECC Hell." I'm not sure what we did - or didn't do (probably the latter). We showed up prepared to perform some reset voodoo - you know, key in position, unhook...

Thank you, I have a VIDA, but it has always been difficult to use, will have to revisit - and install it on a laptop I can take to the car. Would there be codes with no flashing lights on Module? I suppose I'll have to check. While I've got you here (and thank you), do you have a source for a VIDA y...

By the way, I have been "here" since 2014, but couldn't get the old sign in to work. My apologies to the admins!

Thank you all. Have searched forums, not finding my problem, or one that offers solution. Really appreciate any insight on this somewhat tired subject! 1999 V70 XC. ECC "stuck" on panel and defrost position. Rotating selector will not change air direction/flow. In reading posts, this seems...

Auto, no frills wagon. Wine Red, thinning on top & hood, still shines. Nice Yakima roof rack. +/-250K miles (will confirm). Runs like a sewing machine. Shifts cleanly, no slip. Recent u-joints, wheel bearings. Updated, carefully installed wiring harness (had intended to keep this car forever, am...