E-Sys is similar to ISTA/P for Progamming. ISTA/D is for Diagnostics. It has wiring diagrams and diagnosis, but also repair and replace, training, and other documents. essentially DIS, WDS, TIS, etc. all combined.
- 2011 535i M-Sport (Born 10/10) - AW/BLK/DW - /ZMP (w/ARS, EDC, DHP, & AD) /ZPP /ZP2 (w/ZPS & ZPT) /ZCV (w/SCAD) /6FL /6VC
- Mods - 2TB SAT / 6WB MFID Cluster / 4U1 Ceramic Controls / 6NR BMW Apps / Rear Fog Lights / Cyba Double Layer Black Chrome Quad Tips