P2A20 Code Definition
P2A20 Injection Pump Fuel Metering Control 'F' Low (Cam/Rotor/Injector)
What Does the Engine Code P2A20 Mean?
Character "P" in the first position of Diagnostic Trouble Code (DTC) represents the powertrain system (engine and transmission), "2" in the second position means that this is a ISO/SAE controlled OBD-II (OBD2) DTC. "A" in the third character position in a DTC indicates that the is experiencing a malfunction. The last two characters "20" is DTC number. OBD2 Diagnostic Trouble Code P2A20 means that Injection Pump Fuel Metering Control 'F' Low (Cam/Rotor/Injector) has been detected.
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How Serious Is the Code P2A20?
This issue is not critical yet. Make sure that it is current and fix it early before this leads to more severe issues.