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  1. edwaado

    Replacing the Comand NTG2.5 in the SL R230 with aftermarket head unit and SWCs - this works

    A while ago I posted this thread - SL350 (facelift) Comand NTG2.5 replacement | Electronics and Audio It covers the basics of mapping the SL's quadlock connector to the ISO fitting. The car is an R230, facelift model, which means the internal fascia is a little different. The OEM head unit was...
  2. edwaado

    SL350 (facelift) Comand NTG2.5 replacement

    this might help:
  3. edwaado

    SL350 (facelift) Comand NTG2.5 replacement

    Finished (for now) the installation. As mentioned in the previous post, I had to repin the quad connector to match the r230 NTG2.5 pin out diagram. Once I did that the head unit worked. Unfortunately the steering controls do not work :-/ I've got an adapter for the GPS coming, so will add...
  4. edwaado

    SL350 (facelift) Comand NTG2.5 replacement

    Sorted it, will post pictures and update later once finished the install. I had to cannibalise the old SLK quad connector to get 2 extra pins (from the main wide block), which I used to create pins for CAN BUS High and Low - relocating from the small thin pins. Moved the pins for GND and +12v...
  5. edwaado

    SL350 (facelift) Comand NTG2.5 replacement

    Crap On the left is the pinout diagram for R230 NTG2.5 on the right is the pinout diagram for SLK r171 Audio 20 system. They have the same connector block, but use different pins. Specifically pins 15(gnd) & 16(+12) are power in the SLK and pins 12(gnd) & 15(12v) are power for RTG2.5 Despite...
  6. edwaado

    SL350 (facelift) Comand NTG2.5 replacement

    This is a SL350 R230 facelift model with the Comand NTG2.5 (it has the SD reader slot), which I'm attempting to replace with an Alpine unit. I bought ISO adapters and steering wheel interface recommended by dynamicsounds - Connects2 CTKMB08 - Mercedes SL R230 2004 - 2014 Double Din Car Stereo...
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