P0091 Acura 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)
Acura Vehicle:
Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura ZDX