Control period too short
Fuel level low
Faulty Fuel Injector
Fuel Injector harness is open or shorted
Fuel Injector circuit poor electrical connection
Engine Light ON (or Service Engine Soon Warning Light)
Injector 4 Control Limit Not Reached is the generic description for the P1271 Audi code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information
about the P1271 Audi OBDII code.