Possible causes – Faulty fuel pressure sensor– Fuel pressure sensor harness is open or shorted– Fuel pressure sensor electrical circuit poor connection– Faulty Engine Control Module (ECM) When is the code detected? If the current is outside of the expected
Possible causes – Faulty fuel pressure sensor– Fuel pressure sensor harness is open or shorted– Fuel pressure sensor electrical circuit poor connection– Faulty Engine Control Module (ECM) When is the code detected? If the current is outside of the expected
Possible causes – Faulty fuel pressure solenoid– Fuel pressure solenoid harness is open or shorted– Fuel pressure solenoid electrical circuit poor connection– Faulty Engine Control Module (ECM) When is the code detected? The Engine Control Module (ECM) has detected an
Possible causes – Faulty fuel pressure solenoid– Fuel pressure solenoid harness is open or shorted– Fuel pressure solenoid electrical circuit poor connection– Faulty Engine Control Module (ECM) When is the code detected? The Engine Control Module (ECM) has detected an
Possible causes – Faulty fuel pressure solenoid– Fuel pressure solenoid harness is open or shorted– Fuel pressure solenoid electrical circuit poor connection– Faulty Engine Control Module (ECM) When is the code detected? The Engine Control Module (ECM) has detected an
Possible causes – Faulty fuel pressure solenoid– Fuel pressure solenoid harness is open or shorted– Fuel pressure solenoid electrical circuit poor connection– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0090 Description Fuel Pressure Regulator 1 Control Circuit is the generic definition for the P0090; however your vehicle’s manufacturer may have a different definition and information for the P0090