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Product Description

About this item:
  • Easy to use and install
  • Not easily damaged, sturdy and durable, with a long service life
  • Stable performance, high reliability, manufactured according to strict quality control standards
  • Type: Engine Computer Control Module (ECU), Automotive Engine Computer Board ECU Electronic Control Unit
  • Engine Computer ECU Board Control Module A2731535679，A 273 153 56 79，Compatible For For Mercedes-Benz E500 E550 CL500 CL550 S450 S500 G500 G550 W221 Parts
  • Package Included: 1x Engine Control Unit Module ECU ECM
Kindly Reminder:
About car anti-theft decoding matching:
  • If the ECU is installed, the car can not be started.
  • Firstly check if the car is with anti-theft function or whether the key has a chip.
  • If your car is with anti-theft function,
  • it is necessary to decode the match (with the decoder) successfully,
  • then the car can start normally.
About installation:
  • Please find a professional auto repairman to install,
  • and check the line voltage on the vehicle before installation.
  • When installing, plug in the plug for test run,
  • make sure there is no problem, and then fix the screw.
  • Note: before installing a new product,
  • check and find out the cause of broken of the previous original computer board to
  • avoid burning the computer board again with the same fault.   During installation,
  • check whether the voltage and circuit are normal and whether the grounding is good.
  • The normal voltage of the computer board is 12V.
  • Do not install when the voltage is higher than the normal voltage,
  • otherwise the computer board may be burned.
ECU Computer Unit:
  • An electronic control unit (ECU), also known as an electronic control module (ECM),is an embedded system in automotive electronics that controls one or more of the electrical systems or subsystems in a car or other motor vehicle.
  • Please carefully check the OEM of ECU/ECM before purchase.
  • It is better to provide me with your old ECU label before purchase to ensure that you buy the correct ECU.

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