Originally Posted by Pete640
Sorry for the hijak, - but...
Ive picked up a low km SM (entire bike) to transplant the 990 into the Adv. With regard to the loom I will freely admit I have no idea what is/isnt needed. Is this a service that you can/would perform if I sent you the existing loom?
Simplifying what seems a very complex loom would be great and make trouble shooting much easier.
It's not something I'd personally be interested in doing. But in your case you can simply purchase a 990 wire harness and be done with it.