This instruction show you guide on how to repair Doosan stage V engine U02A2 timeout error of CAN-Reveive-Frame A1DEFI (DEF Tank).
Preparations:
Doosan Data Monitoring System DMS-5 DMS-3 Free Download
2023 Doosan Diagnostic Tool DDT & G2 Scan Software Free Download
1 Overview
“E” SPN-FMI E06492319
Reason:
1 Electrical problem (DEF tank module connector, DEF tank module, Abnormal network)
2 Electrical problem (CAN wiring harness insulation,Resistance)
Effect:
Inducement Group5 (Tampering)
2 Component Location
DEF tank 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
CAN frame has a time out for the number of cycles (4)
CAN data is transmitted and received every fixed period (time). If the CAN data that the ECU needs to receive for a certain period of time does not come in, it is diagnosed “time-out”. Cycles
(4) means that no data has been received for 4 consecutive times.”
5 Condition for Clearing the Fault Code
When the CAN frame is received again.
6 Check List
More topics for Doosan,please refer to:Doosan Trouble Repair