21 Troubleshooting - Husqvarna TE 250i 2022 User Manual

21 TROUBLESHOOTING

Faults
The engine cannot be cranked
(starter motor)
The engine turns but does not
start
The engine has no idle speed
Engine does not speed up
156
Possible cause
Operating error
12-V battery discharged
Main fuse blown
Starter relay faulty
Starter motor faulty
Operating error
Quick release coupling not
joined
Idle speed is not set correctly
Fuel supply interrupted
Spark plug sooty or wet
Plug gap of spark plug too
wide
Faulty ignition
Short-circuit cable in wiring
harness frayed, stop button or
emergency OFF switch faulty
The connector or ignition coil
is loose or oxydized
Malfunction in the electronic
fuel injection
Spark plug defective
Faulty ignition
Idle speed is not set correctly
Malfunction in the electronic
fuel injection
Action
–
Carry out the start procedure.
( p. 41)
–
Charge the 12-V battery.
–
Check the charging voltage.
–
Check the open-circuit current.
–
Check the stator winding of the alter-
nator.
–
Change the main fuse. (
–
Check the starter relay.
–
Check the starter motor.
–
Carry out the start procedure.
( p. 41)
–
Join quick release coupling.
–
Adjust the idle speed.
–
Check the fuel tank breather.
–
Clean and dry the spark plug and
spark plug connector, or change if
necessary.
–
Adjust plug gap.
Guideline
Spark plug electrode gap
0.6 mm (0.024 in)
–
Ignition coil - check the primary wind-
ing.
–
Check the spark plug connector.
–
Check the stator winding of the alter-
nator.
–
Check wiring harness (visual check).
–
Check the electrical system.
–
Clean the connector and treat with
contact spray.
–
Read out the fault memory using the
Husqvarna Motorcycles diagnostics
tool.
–
Change the spark plug.
–
Ignition coil - check the primary wind-
ing.
–
Check the spark plug connector.
–
Check the stator winding of the alter-
nator.
–
Adjust the idle speed.
–
Read out the fault memory using the
Husqvarna Motorcycles diagnostics
tool.
( p. 121)
p. 123)
( p. 141)
( p. 141)