Toyota Lexus Is250, Is220D. Gse20 Ale20MULTIPLEX COMMUNICATION MULTIPLEX COMMUNICATION SYSTEM PRECAUTION PARTS LOCATION SYSTEM DIAGRAM SYSTEM DESCRIPTION HOW TO PROCEED WITH TROUBLESHOOTING TERMINALS OF ECU DIAGNOSIS SYSTEM DTC CHECK / CLEAR DIAGNOSTIC TROUBLE CODE CHART B1200 B1262 B1205 B1266 B1206 B1267 B1207 B1271 B1208 B1272 B1209 B1273 B1210 B1278 B1213 B1279 B1214 B1280 B1215 B1289 B1248 B1296 B1249 B1297