A: 8 pins [HOWTO M111 on microRusEFI](HOWTO-M111-on-microRusEFI) # 99 SLK230 https://en.wikipedia.org/wiki/Mercedes-Benz_M111_engine Jimmy, Scott have M111 2.3 Compressor engine, both as swaps into 190e body https://docs.google.com/spreadsheets/d/1I-lZKRajTiEGFUXdZpXEtKF2pymlOo-lPahy3cLMnl4 Alex has M111 1.8 https://rusefi.com/forum/viewtopic.php?f=2&t=1700 # M112 v6 320 [1999-e320](1999-e320) # M113 v8 ## 430 [1999-e430](1999-e430) [2000-s430](2000-s430) [Mercedes-v8](Mercedes-v8) M113K is 113.990 or 113.991? Looks like 134 pin connector? M156 looks like 154 pin connector? http://benz.ehost.tj/ is amazing? 2011 W212 E63 1569001300 ME9.7 # 1997 S320 ![x](OEM-Docs/Mercedes/1997_s320_1.png) ![x](OEM-Docs/Mercedes/1997_s320_2.png) ![x](OEM-Docs/Mercedes/1997_s320_3.png)