What does the p0251 code on the engine mean?
What does the p0251 code on the engine mean? These each provide input to the Engine Control Module (ECM) which results into an output from the ECM that adjusts fuel supply and ignition timing. The P0251 code indicates that there is an erratic reading portrayed from these components, so it is important to test each one. How does the p0251 injection pump fuel metering control a malfunction? It also looks at the voltage signal from the FRP sensor to determine if it is correct at initial Key On. The code P0251 Injection Pump Fuel Metering Control A Malfunction (Cam/Rotor/Injector) could...