[hondapower203]

has anyone ran there swap without a fpr? i just have my line going from the filter to the fuel rail and then the other side is hooked up to the return line
and my ecu is throwing p0600 serial comm link manlfunction and p1253 manufacturer control fuel air metering what do i need to fix to get rid of these codes can anyone help me out on this?

im running k20-r with type r ecu

 

[hondapower203]

noone has any clue... im shure people have goton those codes b4 and im shure someones attempted to save money and not bought a fpr and try and run the car without it...no advice?

 

[K20egcw]

There probably isnt enought fuel pressure in the lines. Get a regulator :up:

 

[A Mack]

Get a regulator man.