Husqvarna TE 250 Workshop Manual page 395

Install the 8000B0146 racing cables.
Connect the injector connector.
Connect the injection central unit connector.
STATIC ELECTRICITY MAY DAMAGE THE ELECTRONIC CENTRAL
UNIT PERMANENTLY. MAKE SURE THAT ANTISTATIC PROTECTIONS
ARE WORN WHEN HANDLING THE CENTRAL UNIT.
Remove the rear turn indicators.
Part. N. 8000 B0148 (02-2008)
"KIT" ASSEMBLING INSTRUCTIONS
O.53
CONNECTING THE INJECTOR
CONNECTING THE INJECTION CENTRAL UNIT CONNECTOR
REMOVING REAR TURN INDICATORS