When the fault code of ECM muffler filter PM Over-Restriction is displayed, check the muffler filter condition by measuring No Load Max differential pressure.This instruction show you guide on how to measurement of No Load Max differential pressure.
Preparations:
Hitachi MPDr v2.56 v2.25 Diagnostic Software Free Download
Procedures:
1.Click the [[F] No Load Max Differential Pressure Measurement] button.
2.Measure the differential pressure by following the procedure displayed on the monitor screen.
More repair cases for Hitachi excavator,please refer to:Hitachi Excavator Trouble Repair.
This instruction show you guide on how to solve Doosan Stage V excavator U013C trouble…
This instruction show you guide on how to solve spool brake solenoid open circuit for…
This instruction show you guide on how to remove and install crankshaft rear seal for…
This instruction show you guide on how to use JPRO diagnostic to do SCR performance…
Here is the instruction show you guide on how to remove and disassemble master cylinder…
This instruction show you guide on how to solve Deutz EMR engine 71 / 2791 /…