I haven't had this issue yet, but got a spare ecu on eBay for £20 just in case..

On the subject of the T16 have been googling and came across a past post on induction on here.

http://www.talkmorgan.com/ubbthreads.php/topics/94470/T16_Induction_again

Any one have any success or significant benefit in changing the air flow into the engine?

Will