hi guys just installed my holley blue, and regulator,after startup seen 25-27 psi,adjusted the reg and got her to idle at 18psi,drove her and never seen below 8psi wot on 5-5.checked for codes and got a 1689 and a 215.whats that all about?runs exc never did anything else.also engine lite was on.unplugged bateries and will hook em up tomorow,try to reset codes,any idea what they are?**** fuel problems.

 

anobody know what these codes mean???does unhooking bateries overnite reset codes??thanx

 

P0215 Fuel Injection Pump Control Circuit
P1689 No Communication Between ECM & Injection Pump Module

Doesn't sound good, maybe you bumped something when you were installing the holley?


phox