It is an instruction that help you to repair and solve Doosan excavator DL06/08 stage 5 engine P1522 high voltage error for oil pressure sensor.
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CODE
E000100-03
REASON
1 Electrical problem
2 Connection problem
3 Harness problem
4 Sensor problem
EFFECT
CE Lamp On
Oil pressure / temperature sensor
Oil pressure signal characteristic
Component Location
3) Condition for Running Diagnostic
Key ON or Engine running
4) Condition for Setting the Fault Code Doosan DMS-5 2023.07
If oil pressure sensor voltage is greater than 4712 mV for 2 seconds,
5) Condition for Clearing the Fault Code
If oil pressure sensor voltage is less than or equal to 4712 mV for 1 second
6) Check List
Step 1:P1522 is occurred on service tool?
Go to Step 2
Step 2:Park the machine in a safe area and Key OFF.
Go to Step 3
Step 3:
Check oil quality,Oil quality problem?
Yes,Replace the oil
No,go to Step 4
Step 4:
Check Sensor connector for damaged, bent, corroded or loose pins.
Connection problem?
Yes,Do necessary repair
No,go to step 5
Step 5:
Check ECU connector for damaged, bent, corroded or loose pins.
Connection problem?
Yes,Do necessary repair
No,step 6
Step 6:
Key ON and check the sensor voltage.
* Variable ;
– Oil pressure sensor voltage (Oil_uRawPSwmp)
The sensor voltage conforms to sensor characteristic?
Yes,go to step 7
No,replace sensor
Step 7:
Check for continuity & electrical insulation of wire harness.
Electrical problem?
Yes,Repair or replace Wire harness
No,repeat steps again.
More topics for Doosan,please refer to:Doosan Trouble Repair