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Remove the 650 seat and the ECU module is easily accessible. The large ECU module has the thick wiring-lume and plug connected. Check the wording/name on the ECU module either Ducati or Bosch. ...

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What year CF650 did you get?
The 2011-2014 model CFs (250-650cc) have a known issue with the Ducati ECU/ECM dying. The later model CF's ~2015+ were given a Bosch ECU/ECM which...