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© 200438 1-13 ECS-DC3 fault codes ECS-DC3 DAVIE XD diagnostics manual 17 1079 - 3 Voltage on inlet air boost pressure and short circuit to supply on wiring to pin A10 of - incorrect ECU (D903) power supply Reduced engine output. 1079 - 4 Voltage on inlet air boost pressure and short circuit to earth on wiring to pin A10 of - incorrect ECU (D903) power supply - short circuit to earth in inlet air boost - short circuit to earth in remote throttle Reduced engine output. 1080 - 3 Voltage on fuel rail pressure sensor (F648) short circuit to supply on pin A12 of the ECU - incorrect ECU (D903) power supply Reduced engine output. 1080 - 4 Voltage on fuel rail pressure sensor (F648) faulty rail pressure sensor - short circuit to earth on pin A12 of the ECU - incorrect ECU (D903) power supply Reduced engine output. 1081 - 3 Voltage on accelerator pedal (F671) power faulty accelerator pedal position sensor - short circuit to supply in wiring to pin B55 of - incorrect ECU (D903) power supply Indistinct or no response to accelerator pedal. 1081 - 4 Voltage on accelerator pedal (F671) power faulty accelerator pedal position sensor - short circuit to earth in wiring to pin B55 of - incorrect ECU (D903) power supply Indistinct or no response to accelerator pedal. 1347 - 5 Current measured in the fuel pump control interruption in wiring to pin B05 and/or pin - fuel pump control solenoid valve connector - interruption in magnet coil of fuel pump Irregular engine running and reduced engine 1347 - 6 Current measured in the fuel pump control short circuit to earth in wiring to pin B05 and/ - short circuit in wiring to pin B05 and/or pin - short circuit in magnet coil of fuel pump - Engine starts but will not fire. - Longer start time before engine fires. - Reduced engine output. Fault code Fault code description with possible cause Symptom |