23
Trouble Diagnosis and Corrections
Condition Probably cause Corrective action
Improper grade oil. Replace with proper grade oil.
Partially discharged battery. Charge battery
Malfunctioning battery. Replace.
Loose alternator belt. Adjust.
Trouble in charging system. Inspect.
Wiring connection trouble in starting circuit. Correct.
Malfunctioning ignition switch. Repair or replace.
Malfunctioning starting motor. Repair or replace.
ENGINE WILL CRANK NORMALLY BUT WILL NOT START
In this case, the following trouble causes may exist, but in many cases ignition system or fuel system is in trouble.
Ignition system in trouble
Fuel system in trouble
Valve mechanism does not work properly
Low compression
(Trouble-shooting procedure)
Check spark plug firstly by following procedure.
Disconnect high tension cable from one spark plug and hold
it about 10 mm (0.39 in) from the engine metal part and crank
the engine.
CANNOT CRANK
ENGINE OR SLOW
CRANKING
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