Troubleshooting - HUSABERG FE 450 Repair Manual

ERROR
Engine does not switch on
(starter)
Engine switches on but
does not start (starter)
Engine does not start
(kickstarter)
Engine has no idle

TROUBLESHOOTING

CAUSE
Operating error
Fuse is blown
Battery is dead
Low outdoor temperature
Operating error
Motorcycle was not operated
for a longer period of time,
old fuel in the float chamber
Fuel supply is interrupted
Engine is flooded
Spark plug is sooted or wet
Electrode distance is too large
Spark plug connector or spark
plug is defective
Short-circuit cable in the wiring
harness chafed, Emergency
OFF switch or short circuit
button is defective
Socket connector on CDI,
pulse generator or ignition coil
has oxydized
Water in the carburetor or jets
clogged
Idling jet clogged
Adjusting screws on
carburetor are distorted
Spark plug is defective
Ignition system is defective
REMEDY
Switch on the emergency OFF switch (Australia only)
Replace the fuse in the starter relay
Charge the battery and determine the cause of
discharging
Start the engine with the kickstarter
Open the fuel tap, refuel, do not actuate the choke,
follow start-up instructions (see driving instructions)
The highly inflammable constituents in the new fuel
volatize if left standing over longer periods of time.
If the motorcycle was not used for over 1 week, drain
the old fuel from the float chamber. The engine will
start immediately after the float chamber is filled with
fresh ignitable fuel.
Disconnect the fuel hose from the carburetor, place
the end in a vessel and open the fuel tap,
– if fuel leaks out, clean the carburetor
– if no fuel leaks out, check the tank ventilation and
clean the fuel tap
To "pump" the engine
decompression lever, open the throttle completely,
actuate the kickstarter 5 – 10 times or the starter 2
times for 5 seconds. Then start the engine as
described above.
If the engine still won't start, unscrew the spark plug
and dry.
Clean and dry or replace the spark plug
Set the electrode distance to 0.6 mm
Remove the spark plug, connect the ignition wire,
hold the spark plug against the ground (bright side
facing the engine) and start. A strong spark should be
visible at the spark plug.
– if there is no spark, replace the spark plug
– if there is still no spark, disconnect the spark plug
connector from the ignition wire, hold approx. 5 mm
away from the ground and start
– if there is a spark, replace the spark plug connector
– if there is still no spark, have the ignition system
checked
Remove the fuel tank, disconnect the cable from the
emergency OFF switch or short-circuit button and
check the spark.
If there is a spark, look for the error in the short circuit
Remove the seat, clean the socket connector and
treat with contact spray
Dismount and clean the carburetor
Disassemble the carburetor and clean the jets
the Adjust the carburetor
Replace the spark plug
Check the ignition system
dry, pull the hand
H
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