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 Stability 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. 2004 LEXUS LX 470 (EWD546U) 17