ABBREVIATIONS D ABBREVIATIONS The following abbreviations are used in this manual. A/C = Air Conditioning A/T = Automatic Transmission ABS = Anti−Lock Brake System ACIS = Acoustic Control Induction System AHC = Active Height Control Suspension BA = Brake Assist COMB. = Combination DIFF.
= Differential DVD = Digital Versatile Disc EC = Electrochromic ECU = Electronic Control Unit ESA = Electronic Spark Advance ETCS−i = Electronic Throttle Control System−intelligent EVAP = Evaporative Emission IC = Integrated Circuit J/B = Junction Block LH = Left−Hand O/D = Overdrive R/B = Relay Block RH = Right−Hand SFI = Sequential Multiport Fuel Injection SRS = Supplemental Restraint System SW = Switch TEMP.
= Temperature TRAC = Traction Control VGRS = Variable Gear Ratio Steering VSC = Vehicle Skid Control VSV = Vacuum Switching Valve w/ = With w/o = Without ∗ The titles given inside the components are the names of the terminals (terminal codes) and are not treated as being abbreviations. 2003 LEXUS LX 470 (EWD508U) 17