Renault engine ECU Up for Sale is a Working, in excellent condition Renault Medallion ECU. This is the unit that works with many non turbo renault cars like the Eagle AMC / renault Medallion . Part number-- S100808202 / S100808202B . Renix Injection Engine / ignition controllers were Not common in the US at all, only used for a few years, though an excellent system (similar to motronic) it was too expensive, and chrysler nixed it when they took full control. You will see this system used on a variety of late 80's AMC / Eagle cars. Note, this is for the "big" engine, the 2.2 litre (J7T727) This comes to you with a 30 day functionality warranty. Additional, this ECU is common to find on motor homes based on the Renault platform with a 2.2 liter engine. The Itasca Phasar is one common example of this unit.These are very hard to find in good working condition. This unit was runtested & is functional, and offers a 30 day warranty. Please be sure to double check the part number off your original unit before buying. A defective unit is one of the most common no start or random stalling problems with the Bendix / Seimens Renix systems. If yours does not have this problem, keep an extra ECU in the trunk, you might some day be glad you did... These units have been NLA for a while now, and finding a correct RENIX unit is nearly impossible.