Hello friends, I'm new, I read in this forum about this job but I'm still not sure how to do it, I have a demobilized simos 18.1 to install in an audi a3 1.8 t with simos 12.1, I can make it work only with the imm,o off or should I do some other task? thanks youuu

Thank you very much for your response, tomorrow I will put the ecu in the car and send the DTCs that appear

Address 01: Engine       Labels: 06K-907-425-V1.clb
Control Module Part Number: 5G0 906 259 C    HW: 06K 907 425 B
  Component and/or Version: 2.0l R4 TFSI  H13 0002
           Software Coding: 091D00122424052B1000
            Work Shop Code: WSC 00066 790 00149
              ASAM Dataset: EV_ECM20TFS0205G0906259C 001005 (VW37)
                       ROD: EV_ECM20TFS0205G0906259C.rod
                      VCID: 2E53BBBF71174CE6E1-807A
8 Faults Found:

15446 - Blocking Valve for Coolant (N82)
          P1889 00 [00100111] - Open or Short to Ground
         
17169 - Check Coding of ECUs on Powertrain Data Bus
          P1647 00 [10100111] - -
          MIL ON - Not Confirmed - Tested Since Memory Clear
             
17924 - Databus
          U1122 00 [00100111] - Implausible Message
          Not Confirmed - Tested Since Memory Clear
           

19854 - Steering Column Control Module
          U0212 00 [00100111] - No Communications
          Not Confirmed - Tested Since Memory Clear
             
19311 - Door Control Module - Driver's Door
          U0199 00 [00100111] - No Communications
          Not Confirmed - Tested Since Memory Clear
             
21640 - No Communications with Control Module for Access/Start Authorization
          U100A 00 [00100111] - -
         
21644 - Control Module for Electronic Steering Column Lock
          U1095 00 [00100111] - No Communications
          Not Confirmed - Tested Since Memory Clear
             
21654 - No Communication with Transmission Control Module
          U0101 00 [10100111] - -
          MIL ON - Not Confirmed - Tested Since Memory Clear

THE CAR START OK