Troubleshooting; The Starter Does Not Crank Or Cranks Slowly, Resulting In Start Failure; The Starter Cranks, But The Engine Does Not Start; Table 11-1 The Starter Does Not Crank Or Cranks - Mitsubishi S4S-DT Operation & Maintenance Manual

Chapter 11 TROUBLESHOOTING

Troubleshooting

The starter does not crank or cranks slowly, resulting in start failure

Table 11-1 The starter does not crank or cranks slowly, resulting in start failure
Cause
Faulty wire connection
Insufficiently charged battery
Electrical
system
Faulty battery
Faulty starter or starter relay
Oil viscosity too high
Lubricating
system
Excessive oil
Engine Rapid wear of sliding parts, or
mechanical locked

The starter cranks, but the engine does not start

Cause
Run out of fuel, blocked pipe
Improper fuel property
Fuel leakage in fuel pipes and
injection pipes.
Fuel system
Clogged fuel filter
Faulty fuel feed pump
Faulty fuel injection pump
Faulty fuel injection nozzle
Air intake
Insufficient amount of air
system
Control
Faulty governor
system
Basic engine Low compression pressure
11-2
Check the DC fuse.
Check wiring connection between battery, starter and starter
switch.
Check alternator.
Check and adjust belt.
Check specific gravity of battery electrolyte.
Charge battery.
Change battery.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Use appropriate engine oil.
Check amount of engine oil and lubrication system.
(Refer to P3-2)
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Table 11-2 The starter cranks, but the engine does not start
Inspect fuel tank, supply fuel, bleed air.
Check fuel pipes, valves.
Use appropriate fuel.
Remove dust, water impurities.
Check faults and retighten fuel pipes and injection pipes.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Inspect and replace fuel filter.
Gauze filter - Clean
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Check the rack movement.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Clean, inspect and replace pre-cleaner.
Clean, inspect and replace air cleaner element.
Fuel control link - Check
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Remedies
(Refer to P8-18)
(Refer to P8-1)
(Refer to P5-1)
Remedies
(Refer to P8-2)
(Refer to P4-1)
(Refer to P8-2)
(Refer to P8-6)
(Refer to P8-15)
(Refer to P8-17)
or (Refer to P8-7)
(Refer to P8-16)