P0091 Lincoln Fuel Pressure Regulator Solenoid 1 Control Circit Low Voltage
Possible causes
– Faulty fuel pressure regulator
– Fuel pressure regulator harness is open or shorted
– Fuel pressure regulator electrical circuit poor connection
– Fuel pressure regulator harness is open or shorted
– Fuel pressure regulator electrical circuit poor connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
Lincoln Vehicle:Lincoln Mark LT,Lincoln MKS,Lincoln MKX,Lincoln MKZ,Lincoln Navigator,Lincoln Navigator L,Lincoln Town Car,Lincoln Zephyr,