88
10 Diagnosis and Remedy
1. Engine Starting Impossible
Starting motor operation poor
Starting motor revolution
Engine
Fuel
Normal
Inspect air cleaner
Normal
Polluted
Replace or
clean element
Check compression
pressure
Normal
Too low
Repair
Replace
Inspect of
other parts
Check valve
clearance
Adjust
Check cylinder
head gasket
Replace
Normal
Engine disassembly
(valve assembly piston
cylinder liner etc.)
Inspection of battery electrolytic
liquid amount & gravity
Normal Too low
Adjustments
Recharging
Inspection of loose electric
wiring & short
Normal
Retighten
Replace
Inspection of starting switch
Normal
Repair
Replace
Inspection of magentic switch
Normal
Starting motor
disassembly
Inspect amount of fuel
Normal None
Replenish
Inspect fuel
injection
Normal
Continuous
operation after
air removal
Inspect
injection
timing
No injection
Normal
Adjust
Inspect injection
nozzle ( injection
pressure injection
state etc.)
Normal
Repair
Replace
Injection pump
disassembly
Inspect supply pump operation
Inspect supply pump valve strainer
Normal
Inspect fuel filter
Element polluted
Overflow valve poor
Replace
Air mixture in fuel
Retighten connection
parts. Replace gasket
Air removal
Continuous air mixing
Supply pump disassembly
Clean
Replace
Normal
Injection pump
disassembly
Repair
Replace
Inspection of starting relay
Normal
Replace