General; Troubleshooting Flow Chart - Daewoo G424 Gasoline Service Manual

Troubleshooting Flow Chart

General

Abnormal Ignition system
combustion
Carburetion related
components
Valves and related
components
Cylinder head
Ignition system out
Insufficient
output of adjustment
Insufficient fuel
Insufficient intake
air in carburetor
Overheating
G424 Service Manual
Loose connection in ignition system wiring
Defective spark plug
Incorrect ignition timing
Defective carburetor
Contaminated or clogged fuel filter element
and pipe
Entry of air from carburetor or intake manifold
Defective valves and related components
Carbon deposited in combustion chamber
Clogged cylinder head water tube
Cylinder gasket blow-by
Incorrect ignition timing
Defective spark plug
Defective carburetor
Damaged cylinder head gasket, etc.
Clogged fuel pipe
Clogged fuel filter
Air in fuel system
Damaged fuel pipe
Fuel pump not functioning properly
Damaged diaphragm
Defective valve
Clogged air cleaner element
Carburetor choke always in operation
Air governor malfunction
Insufficient coolant
Leaks from radiator
Loosened or damaged radiator
hose connection
Leaks from water pump
Coolant leaks from cylinder head gasket
Cracks in cylinder head or block
187
–Check connections and retighten.
–Replace spark plug.
–Adjust ignition timing.
–Repair or replace carburetor.
–Clean fuel filter element and pipe.
–Retighten set bolts or replace heat
insulator and/or intake manifold gasket.
–Adjust or repair valves and related
components.
–Disassemble and clean.
–Clean or replace water tube.
–Replace gasket.
–Adjust ignition timing.
–Replace spark plug.
–Repair or replace carburetor.z
–Replace gasket.
–Clean pipe.
–Clean or replace.
–Check connections and retighten.
–Replace pipe.
–Repair or replace.
–Replace.
–Replace.
–Clean or replace element.
–Repair or replace carburetor.
–Repair or replace air governor.
–Add coolant and check for leaky points.
–Repair or replace radiator.
–Retighten clamp or replace hose.
–Replace.
–Retighten cylinder head bolts or replace
gasket.
–Replace.
Adjustment and Troubleshooting