Fuel Pressure Regulators – How to Install a Fuel Pressure Regulator
The powertrain control module (PCM) sets the diagnostic trouble code (DTC) P0089 when it has determined that the desired and actual fuel pressures do not correlate. This code stands for “Fuel Pressure Regulator Performance.” Does A Fuel Pressure Regulator Increase Horsepower? Amateur tuners have the misconception that increasing the fuel pressure by a few psi … Read more