Dda/odb/diagnostic Plug-where?

Discussion in 'Hypermotard' started by ibgarrow, Aug 13, 2022.

  1. Can anyone tell me where to find the diagnostic plug on my 821SP, please? I’ve looked in the usual plac-under the seat, by the ECU, but can only see one unconnected plug which doesn’t resemble the usual one.
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  2. So it would appear I need *another* cable to convert from the plug I found to the ODM socket. ☹️
    Any idea where I can source this @chrisw ?
     
  3. Have you located the four pin diagnostic socket. Not the 6 way one in your picture. Most people source their Ducati diagnostic connectors from London Electric (LonElec).
     
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  4. Aha! So that plug is NOT the DDA. I’ll investigate further. There are pictures of the right kind of plug around, so I think it must be tucked away somewhere. Thanks.
     
  5. Probably no help at all, but on my 1198S it lurked on the left side of the engine, near the battery/ECU etc. As @chrisw says, 4-pin Supaseal connector. Leads available from LonElec.
     
  6. The 1198S uses a 3 way Superseal connector with 2 wires into it (K Line and earth). The 812 HM uses a 4 way Sigma connector with 4 wires into it (Can +, can -, +12v and earth).

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  7. OK, thanks for clarifying - said my post was probably no help!
     
  8. Thanks all. That connector will be the one to fit the cable I already have. I just need to find the damn thing.
     
  9. Update: I’ve found a Superseal socket marked ‘Marelli Comm’ but this unfortunately has only 3 pins. Have I found it or am I wrong again? My ODB adaptor has a four-pin plug…
    6990C2EF-8F1C-4360-B774-0626E05D7A4B.jpeg
     
  10. Found the little bu&&er! Tucked tightly down the Left hand side of the battery. So tight, I thought it was just a connector in the run of a cable.
    Connected now. All happy. Thanks all.
     
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