How to Solve Doosan Excavator P02E2 Short Circuit to Ground

This instruction show you guide on how to solve Doosan machine/excavator trouble code P02E2 Short circuit to ground on Out1/2 error for throttle valve H-bridge.

 

Preparations:

Doosan Data Monitoring System DMS-5 DMS-3 Free Download

2023 Doosan Diagnostic Tool DDT & G2 Scan Software Free Download

Doosan Diagnostic Tool

 

 

Overview

Code P02E2 SPN 3464 FMI 6

 

Reason:

Short circuit to ground on Out1/2 error for throttle valve H-bridge

 

Effect:

SVS Torque limit 25%

 

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

3) Component Location

 

4) Condition for Running Diagnostic
Key on or Engine run
5) Condition for Setting the Fault Code
The fault is detected for 200ms

 

6) Condition for Clearing the Fault Code
The fault code is not detected for 50ms

7) Check List

 

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