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Well, I had a haltech sprint 500 and ended up selling it to cover some costs of things we found wrong with the care while tuning. I had already put in the 400cc injectors so now I am trying to figure out a cheap quick fix to make it more driveable. Its not terrible but it could certainly be...

I think you just pm'ed me but i have one for sale that I got brand new from noob2protege5 when I bought his protege5 in February.. http://www.mazdas247.com/forum/showthread.php?123828419-Haltech-Sprint-500-with-Plug-and-Play-Harness

Haltech Sprint 500 with Plug and Play Harness Up for sale is my Haltech Sprint 500 with protege plug and play harness. It comes as it did from cossoverauto. Here is the link: http://***********************/crossovershop/index.php?main_page=product_info&cPath=5_12_102&products_id=827 I had...

I am now suspect of a boost leak somewhere and/or vac leak. It had three different codes at different times yesterday and the only thing they all had in common was possible intake leak. Then when I was driving it yesterday I noticed I would depress the brake pedal all the way and let off the car...

I am a little suspect of the 8ft long harness that came with the haltech. Just seems really long. Does anyone think it could be loosing enough through all that wiring to cause problems. Also does it at all sound like coils to anyone? Heat seems like it could be an issue. It runs fine once it...

The problem isnt in the tune and I don't have a whole lot of money left for this particular project.

Ok I got it to run pretty good earlier. Then i drove it about 15 min, turned the car off, and now it will not idle again and it missing when running. I just put up a video of what the haltech is reading on the computer. It jumps all over when it starts running like this... Thanks again!

18-19 vac

AFRs are between 12.5 and 14.7. Motion Lab Tuning in Charlotte, NC Tuned it and installed it. They came highly recommended and seem to do a great job with everything they do. I will check the EGR and look for vac leaks as soon as I get dressed haha. Its my one day off.. Thanks for responses...

Just installed haltech sprint 500 in my 03 MP5 turbo with 1.8 coil swap and 400cc injectors. Tuned the car and it was running great. Tons of power, smooth, best its ever run. Went back to shop to drop off some stuff. I shut it off, then when I went to turn it back on, it is missing bad, hard to...