Volvo 240 / 740 ECU Update Up for sale is a Working, in excellent condition Volvo 240 non turbo ECU. This will fit many 89-93 240 models. ECU. Bosch Part number-- (0280000561) 0 280 000 561 / Volvo part number - 3517407. This unit is used- and we tested it to verify operation on our own "shop car", it's perfect! This unit is considered an upgrade over those 89-90 models with the pink label 0 280 000 561 ECU. We will warranty this unit for 30 days after purchase. This is an exceptionally hard to find unit. A Faulty ECU is one of the most common no start or random stalling problems with these Jetronic LH 2.4 cars's. If yours does not have this problem, keep an extra ECU in the trunk, you might some day be glad you did... These units now have to be special ordered from most dealers new for big $$, and finding a good one second hand is getting to be a chore. Thanks for looking!