This instruction show you guide on how to solve Doosan Stage V excavator U013C trouble code Message Check Sum Error of CAN Receive Frame SMVCU (Pedal & Engine speed demand from VCU)
Preparations:
2025 Doosan DMS-5 DMS-3 Free Download
2023 Doosan Diagnostic Tool DDT & G2 Scan Software Free Download
“E” SPN FMI
E06540022
Reason:
1 Electrical problem (VCU, Abnormal network)
2 Electrical problem (CAN wiring harness insulation,Resistance)
EFFECT
CE lamp ON
Torque Reduction 1(Mild)
2) Component Location
Pedal module location and connector is dependent on machine application.
3) Condition for Running Diagnostic
Continuously checked in every sample time
4) Condition for Setting the Fault Code
The error is reported when the Check Sum of the CAN frame received is not equal to the
Defined Algorithm
5) Condition for Clearing the Fault Code
When the CAN frame is received right Check Sum dataset.
6) Check List

More topics for Doosan,please refer to:Doosan Trouble Repair