Troubleshooting; For General - Kubota WG1605-G-E3 Workshop Manual

WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, WSM

1. TROUBLESHOOTING

[1] FOR GENERAL

Symptom
Engine Will Not Turn
Over
Engine Turns Over
Slowly but Does Not
Start
Engine Turns Over at
Normal Speed but
Does Not Start
Rough Low-Speed
Running and Idling
Rough High-Speed
Running
Engine Speed Does
Not Increase
Deficient Output
Engine Noise
Probable Cause
Engine jammed
Battery discharged
Starter malfunctioning
Wires disconnected
Increased resistance of moving parts
Excessively high viscosity engine oil at low
temperature
Compression leak
Improper valve clearance
Defective ignition coil
Defective spark plug
Clogged air cleaner
Defective ignition coil
Defective spark plug
Improper valve clearance
Defective spark plug
Defective ignition coil
Clogged air cleaner
Defective ignition coil
Defective throttle body
Breather tube has separated
Improper input signal to ECU
Improper intake or exhaust valve sealing
Improper valve clearance
Piston ring and cylinder worn
Clogged air cleaner
Improper valve clearance
Spark knock due to low-octane fuel or carbon
Rattles from loosely mounted external
components
Check engine to find
the problem and
repair it
Charge
Repair or replace
Reconnect
Repair or replace
Use specified engine
oil
Check the
compression
pressure and repair
Adjust
Replace
Adjust spark plug gap
or replace
Clean or replace
Replace
Adjust spark plug gap
or replace
Adjust
Adjust spark plug gap
or replace
Replace
Clean or replace
Replace
Replace
Attach correctly
Check the wire
harness
Replace
Adjust
Replace
Clean or replace
Adjust
Use higher-octane
fuel and remove
carbon
Retighten
1-S1
ENGINE
Reference
Solution
Page
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1-S23
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G-7
1-S12
1-S23
1-S20
G-12
G-12
1-S20
G-12
1-S23
G-12
1-S20
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1-S20
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1-S42
1-S13
1-S50,
1-S56
G-12
1-S13
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KiSC issued 01, 2012 A