Jaguar XJ6 ECU Up for sale is a Working, in excellent condition Jaguar XJ6 Body Control ECU. Part number-- DBC 2692. This unit is out of a Jaguar XJ6. This unit controls a whole host of devices & functions in Jaguars, and is an integral component. Your best bet is to check the part number of the ECU you are trying to replace with this items part number to make sure they are the same. These units now have to be special ordered from most dealers new for big $$ (often times over $1000!), and finding a good one second hand is getting to be difficult.