Mercedes module listI use an icarsoft scanner. When used in the "Quick Test" mode, it appears to look for all possible modules, and then if found, they are in the list. Running the scan again will not show these modules again.Here's the initial list, and the highlighted ones "disappear" after the scan. TCM - Transmission Control ModuleESM - Electronic Selector Module -DIS - DIStronic - radar DIStance systemECM - Engine Control Module - i have P1999 refrigerant pressure too highSBC - Supplemental Braking Control - a system that pre-applies brakes for youESP - Electronic Stability Control -ABC - Active Body Control -TPMS - Tire Pressure Monitoring System - ?? weird, thought I had it, perhaps disabledSRS - Supplemental Restraint System - airbag controlBMS - Battery Management System - module that protects from overvoltage and reversed connectionsOCP - Overhead Control Panel -EIS - Electronic Ignition Switch -HRA.FR - Headlight Range Adjustment - Front RightHRA.FR - Headlight Range Adjustment - Front LeftLCP - Lower Control Panel - mirror, roof, roll barPSE - Pneumatic System Equipment - pressure and vacuum pump in trunkSAM.DR - Signal Actuation Module DRiver -SAM.PASS - Signal Actuation Module PASSenger -Rear SAM - Signal Actuation Module in REAR - trunk lidRVC - RolloVer bar Control module - Circuit 15, 15R, and roofKG - Keyless Go - wireless key card to unlock and start carIC - Instrument Cluster - ambient temp sensorSCM - Steering Column ModulePTS - ParkTronic SystemD2B - fiber optic ring for connecting modulesCDC - CD Changer -CTel1 - Cellular TELephone 1 -CTel2 - Cellular TELephone 2 -VCS - Voice Control SystemSOUND - SOUND systemTele Aid -TV - TeleVisionDCM.L - Door Control Module LeftDCM.R - Door Control Module RightESA.FL - Electronic Seat Adjustment Front LeftESA.FR - Electronic Seat Adjustment Front RightOSB.FL - Orthopedic Seat Backrest Front LeftOSB.FR - Orthopedic Seat Backrest Front RightAC - Air Conditioning - B1257.000/.001 refrigerant pressure too low - can clear - Multifunction sensor hereSTH - STationary Heater with Remote Control