I have a 2005 subaru inpreza wrx sti with the 2.5l turbo 6 speed manual. i just bought this car and when i got it the car had the mass air flow sensor unhooked and it idles up and down. but when i plu

5

Asked by cchristmas994 Oct 31, 2012 at 03:14 AM about the 2005 Subaru Impreza WRX STI Turbo AWD

Question type: Maintenance & Repair

I have a 2005 subaru inpreza wrx sti with the 2.5l turbo 6 speed manual. i just bought this car and when i got it the car had the mass air flow sensor unhooked and it idles up and down. but when i plug the sensor in it falls on its face. it dont want to go. so i bougtht a new mass air sensor and it didnt change a thing. any ideas on what it could be.

8 Answers

45

bad wiring or they had a map sensor in insead of the maf sensor is my guess. what are the cars mods?

5

im pretty sure its mostly stock and when i bought new one i made sure it was the maf sensor

45

check out the forums on iwsti.com or nasioc.com and c if anyhone else has has a similar issue. if not throw up a post and c if ankyone has any ideas

95

if you have fine boost and accel, then the previous owner may have it tuned for speed density, other then that there could be a secondary aftermarket maf/mas hooked up that the computer is using

10

Any update on this Im having the same issue.

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