Plug & Play Siemens Engine ECU 5WS40070A-T 7AFA 3N11-12A650-AA SID 804 ECU Variant:Locked (No Warranty) Simply fill out our tech

Simply fill out our tech support form for any assistance

used replacement engine ECUs at a fraction of the cost of a new module from the main dealer

turnaround times may vary

This OEM replacement ECU has been thoroughly tested by our in-house technicians to ensure reliability

feel free to reach out

Plug & Play Siemens Engine ECU 5WS40070A-T 7AFA 3N11-12A650-AA SID 804 ECU Variant:Locked (No Warranty) Simply fill out our techThis OEM replacement ECU has been thoroughly tested by our in house technicians to ensure reliability. If you have any questions about its suitability for your needs, feel free to reach out, our team is here to help. At Cartech Electronics, we are committed to offering high quality, used replacement engine ECUs at a fraction of the cost of a new module from the main dealer. Depending on the variant you select, turnaround times may vary, please check