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Journal for dave112Journal for dave112
Aug
12
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How to Solve Doosan Machine P02E1 Throttle Valve Drift Error?
This instruction show you guide on how to solve Doosan machine P02E1 trouble code:

Throttle valve drift at open position
Permanent governor deviation max for throttle valve
Permanent governor deviation min for throttle valve


Code:
P02E1
SPN 3464
FMI 12


Reason:
The average voltage of the throttle valve is out of range in open stop
Governor max deviation is more than the standard value
Governor min deviation is more than the standard value

Effect:
Torque limit : 0% or 10% SVS

2) Circuit Description
5V Supply : 234 Pin
DC Motor - : 229 Pin
GND : 240 Pin
Signal : 215 Pin
DC Motor : 205 Pin

[URL=https://www.autoepccatalog.com/product/doosan-dms-5-data-monitoring-system-diagnos
tic-software/]Doosan DMS-5 2024[/URL]
[URL=https://www.autoepccatalog.com/product/doosan-diagnostic-tool-uvim-support-
doosan-excavators/]Doosan Diagnostic Tool[/URL]

3) Component Location

4) Condition for Running Diagnostic


Key on or Engine run
5) Condition for Setting the Fault Code
1. Open Stop : Average Voltage is out range from 534mV to 888mV
2. Governor MAX deviation : the positive deviation of the governor is more than 15% for 1000ms
3. Governor MIN deviation : the positive deviation of the governor is more than -15% for 1000ms
6) Condition for Clearing the Fault Code
1. open stop :from It is range from 534mV to 888mV between 240 and 215 Pin
2. Governor MAX deviation : The Governor Deviation is not going for 480ms
3. Governor MIN deviation : The Governor Deviation is not going for 480ms
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