{"product_id":"07-09-mercedes-s550-cl500-ecu-ecm-engine-computer-a-273-153-11-91-0261209381","title":"07-09 MERCEDES S550 CL500 ECU ECM ENGINE COMPUTER A 273 153 11 91 \/ 0261209381","description":"\u003ch3\u003ePart Number\u003c\/h3\u003e\r\n\u003cp\u003ePlease match the following BOSCH 0 261 209 381 and Mercedes-Benz A 273 153 11 91\u003c\/p\u003e\r\n\u003cp\u003eEcu will require programming or coding to your vehicle or vehicle's security system and is not plug and play. You will need to take this to your local BMW\/Mercedes\/VW \"IMPORT SHOP\" for programming. Your dealer will more than likely refuse to perform the programming or say it can't be done. There are also clone services available online or companies that can virginize the ecu for you but you'll need to do some research on those two options.\u003c\/p\u003e\r\n\u003ch3\u003eFitment\/Interchange\u003c\/h3\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eYou must match your part number exactly as seen above. If any numbers are off compared to your original it will not work properly.\u003c\/li\u003e\r\n\u003cli\u003eEcu will require programming or coding to your vehicle or vehicle's security system and is not plug and play. You will need to take this to your local BMW\/Mercedes\/VW \"IMPORT SHOP\" for programming. Your dealer will more than likely refuse to perform the programming or say it can't be done.\u003c\/li\u003e\r\n\u003cli\u003eEcu will fit 2007-2009 CL500 S550 models with an exact part number match. This may fit other vehicles with the same part numbers, programming is a must!\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3\u003eTech Notes\u003c\/h3\u003e\r\n\u003cul\u003eECU has been tested with our state of the art vehicle simulator which tests over 25 circuits of the ECU! Some of those are listed below:\u003cbr\u003e\r\n\u003cli\u003eReference Voltage Good!\u003c\/li\u003e\r\n\u003cli\u003eECU powered up and has communication!\u003c\/li\u003e\r\n\u003cli\u003eECU fuel pump\/main relay test good!\u003c\/li\u003e\r\n\u003cli\u003eThe problem areas on the PCB that cause a no crank with the cooling fan running have been tested good or repaired. \u003c\/li\u003e\r\n\u003cli\u003eECU injectors\/coils circuits test good\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3\u003eInstall Notes\u003c\/h3\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eDisconnect the negative terminal of the battery. Make sure the battery connector is not touching the battery post.\u003c\/li\u003e\r\n\u003cli\u003eDisconnect and remove the module to be replaced.\u003c\/li\u003e\r\n\u003cli\u003eInstall and connect the replacement module.\u003c\/li\u003e\r\n\u003cli\u003eConnect the negative terminal of the battery.\u003c\/li\u003e\r\n\u003cli\u003eProgram the ECU to your vehicle.\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\u003ch3\u003eItem Condition\u003c\/h3\u003e\r\n\u003cul\u003e\r\n\u003cli\u003ePins perfect, none are broken or bent\u003c\/li\u003e\r\n\u003cli\u003eMounting tips\/pins may or may not be included. You can easily swap the mounting pins from yours onto this working unit prior to install.\u003c\/li\u003e\n\u003c\/ul\u003e \r\n\u003ch3\u003eWarranty \u003c\/h3\u003e\r\n\u003cp\u003eThis ECM comes with a 90 day warranty from the date of purchase. Please keep a copy of your purchase record which we will send with your item.\u003c\/p\u003e\r\n","brand":"Your Part Source","offers":[{"title":"Default Title","offer_id":40956811149397,"sku":"A 273 153 11 91 \/ 0261209381","price":284.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2919\/3002\/files\/z_10844_0_0.jpg?v=1735682177","url":"https:\/\/www.yps-usa.com\/products\/07-09-mercedes-s550-cl500-ecu-ecm-engine-computer-a-273-153-11-91-0261209381","provider":"Your Part Source","version":"1.0","type":"link"}