Heavy Equipment Repair

How to Solve Doosan Machine U043D CAN Receive Frame Counter Error

This instruction show you guide on how to solve Doosan machine trouble code U043D message counter error of CAN receive frame SMVCU (Pedal & engine speed demand from VCU).

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1 Overview

“E” SPNFMI:E06540023

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 Rolling Counter of the CAN frame received is not equal.

 

5 Condition for Clearing the Fault Code

When the CAN frame is received right Rolling Counter dataset.

 

6 Check List

 

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

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