In some models, like the DX300-5, the engine may shut down repeatedly once the code is triggered.
If fluid levels are insufficient, the pump may struggle, leading to abnormal sensor readings. Step-by-Step Troubleshooting Guide doosan fault code vpv00105 new
Excessive debris or "crap" in the hydraulic filters and lines can cause erratic pump behavior that triggers electrical sensor errors. In some models, like the DX300-5, the engine
Confirm that the ECM is sending the correct voltage to the pump circuit. This often requires the Doosan Monitoring Program or a similar diagnostic scanner. Confirm that the ECM is sending the correct
After repairs, use the onboard display or a handheld scanner to reset the error code . To do this on many Doosan models, turn the key to the ON position (engine off), navigate to the diagnostic menu, and confirm the reset.
Use a multimeter to check the resistance of the P1 pump solenoid. If the resistance is outside the manufacturer's specified range (indicating an open or shorted coil), the solenoid must be replaced.