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View Full Version : Sr20det ecu question.


boris13
12-24-2011, 03:40 PM
Ok I have a sr20 swap into my s13 and I have an ecu that came with it ok it won't prime the fuel pump but wen I put my old ka ecu on the fuel pump primes I wanted to know if my ecu is bad I disconnected the Maf and cas then ran a diagnostic and it gave me code 55 meaning everything is ok? Could I have a bad ecu.?
Ps I wired everything following the fpr guide so I know my wiring is correct

boris13
12-25-2011, 08:23 AM
Bump???????

Drift_86
12-26-2011, 10:51 AM
Just ask around if you can barrow a ecu to test it

articwasteland
12-26-2011, 02:45 PM
i had the same problem a few months ago and it ended up being the ecu.
check to make sure the relays in the passenger side of the engine bay are all good. especially the one labeled egi pump. that's the one for the fuel pump. if they are all good its safe to assume you need a new ecu.

boris13
12-26-2011, 08:49 PM
k yea i checked all the fuses to the pump and under the dash as well and everything is good i opened the ecu and it looks like lime and i think i can see lime as well if
rust?
http://imageshack.us/photo/my-images/444/img0337sl.jpg/
whitle/light green powder??
http://imageshack.us/photo/my-images/847/img0338xg.jpg/
its bent in here
http://imageshack.us/photo/my-images/440/img0340yd.jpg/

boris13
12-26-2011, 08:50 PM
ImageShack Album - 3 images (http://imageshack.us/g/444/img0337sl.jpg/)