Doosan D35S-5 Service Manual

D439E Service Manual 4. Fuel system
148
Troubles Possible causes Corrective actions
Air cleaner filter is polluted Clean, replace air cleaner element.
Fuel leaks
Check, replace or tighten every
connection of hose and pipe.
Return pipe and hose are clogged
Check and replace the return line,
blow air if clogged and drain the fuel.
Defective injection nozzle Check. Repair or replace.
Mechanical defect of engine Compression test, replace engine.
Excessive fuel
consumption
Defective supply pump Replace pump.
Engine control
Troubles Possible causes Corrective actions
Injector wiring short Check injector wiring.
Engine will not turn off
Starting switch harness is
damaged
Replace.
Engine Starting System
Troubles Possible causes Corrective actions
Defective supply pump/defective
SCV
Replace
Low battery voltage Recharge or replace the battery.
Battery cable connection is loose,
corroded or worn.
Replace or retighten.
Fusible link is swelled Replace the fusible link.
Defective starter motor Repair
Engine does not crank
Defective injector Replace
Low battery voltage Recharge or replace the battery.
Battery cable connection is loose,
corroded or worn
Repair or replace.
Cranking speed is low
Defective starter motor Replace
Defective starter motor Replace
Starter motor continues to run.
Defective ignition switch Replace the ignition switch.
Defective wiring Repair wiring.
Starter motor, pinion gear
damaged
Repair starter motor.
Starter motor runs but engine is
not cranking.
Ring gear damaged
Replace flywheel or torque
converter gear.

Doosan D35S-5 Specifications

General

Brand	Doosan
Model	D35S-5
Category	Engine
Language	English