GMC P1044: Reductant Pump High Control Circuit High Voltage
Is your scanner showing GMC P1044?
No worries. We'll show you what it means and how to deal with it.
GMC P1044: Reductant Pump High Control Circuit High Voltage
OVERVIEWWhat Does The GMC P1044 Code Mean?
DTCs P204F, P20A1, or P2510 are not set. The battery voltage is greater than 11 V. The engine speed is greater than 600 RPM. The engine run time is greater than 10 s. The ECM detects that the commanded state of the driver and the actual state of the control circuit do not match for greater than 3 s. The DTCs run continuously once the above conditions are met.
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> KAIWEETS Digital Multimeter
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
- 12 OBDG09 Engine Diagnostics for P1044 – Page 153.
- 11 OBDG11 Engine Diagnostics for P1044 – Page 124.
