DescriptionBosch Sea Doo ECU 666530 | 666062 | Repair Service. Your ECM will be returned fully reconditioned, tested, and ready to be installed back into the same engine it came off, saving you time.Bosch Sea Doo ECU 666533 | Repair ServicePart number: #666530 | 666062 We first diagnose the unit; if it’s not repairable or no problems are found, it costs $200 plus shipping.In this case, we will process a partial refund for the difference.Common Problems Blowing fusesNo communicationEngine shutting downFault codes in the unitIntermittent faultsOil intrusionWater damagedInjector driver faultsWarranty 1-year warranty. ProcessAll you need to do is ship your unit to us, and we will diagnose the faults and send the fixed unit back to you.  Why trust usOur engineering team has over 15 years of experience and more than 10K CLUSTERs and ECMs, along with the latest simulation technology. We are always happy to provide you with any technical assistance you need. Feel free to contact us to discuss the faults you are experiencing before sending in your parts.ECM Engineering USA / ECM Repair USAShare ON: Twitter | Facebook | Linked In | Tumblr