38:
352:" (Full Authority Digital Engine Controls). This kind of electronic control is less common in piston-engined light fixed-wing aircraft and helicopters than in automobiles. This is due to the common configuration of a
339:
engines to control their fuel system (a closed-loop carburetor) and ignition system. By 1988, Delco
Electronics was the leading producer of engine management systems, producing over 28,000 ECUs per day.
653:
281:
fighter aircraft. This device replaced the 6 controls used to initiate hard acceleration with one control, however the system could cause surging and stalling problems.
720:
469:
261:
One of the earliest attempts to use such a unitized and automated device to manage multiple engine control functions simultaneously was the created by
80:
The earliest ECUs (used by aircraft engines in the late 1930s) were mechanical-hydraulic units; however, most 21st-century ECUs function by
348:
Such systems are used for many internal combustion engines in other applications. In aeronautical applications, the systems are known as "
597:
713:
17:
661:
1288:
630:
528:
249:(an experimental design not currently used in any production vehicles), the ECU has continuous control of when each of the
706:
1227:
148:
1392:
1377:
688:
250:
905:
1144:
1202:
290:
786:
415:
214:
137:
37:
1402:
1397:
1387:
729:
153:
66:
1338:
1252:
1217:
1197:
1149:
1057:
394:
1333:
1174:
883:
193:
1108:
219:
1382:
930:
278:
111:
495:
1047:
888:
605:
246:
121:
1042:
814:
388:
373:
31:
8:
1192:
820:
125:
115:
81:
1113:
910:
474:
383:
378:
317:
294:
198:
569:
915:
855:
806:
626:
524:
328:
1207:
1164:
1123:
1072:
1037:
958:
945:
544:
357:
182:
1318:
1029:
878:
835:
620:
298:
158:
102:
74:
1184:
1154:
1009:
776:
178:
164:
96:
70:
42:
1371:
1356:
1247:
1240:
1062:
994:
989:
953:
870:
810:
771:
761:
698:
274:
188:
27:
Computer that adjusts electronics in an internal combustion propulsion system
440:
973:
968:
935:
840:
830:
766:
750:
674:
Delco
Electronics Electron Magazine, The Atwood Legacy, Spring '89, page 25
324:
fuel injection system, to which control of the ignition system was added.
1351:
1235:
1052:
1004:
963:
920:
850:
239:
224:
1323:
1283:
1262:
1257:
1159:
1067:
999:
925:
865:
796:
361:
353:
313:
168:
107:
496:"How Proportional Valve Control Module control the oil flow direction"
1278:
1019:
1014:
801:
781:
332:
229:
238:
Theft prevention by blocking ignition, in response to input from an
69:
in a single unit. Systems commonly controlled by an ECU include the
1301:
1297:
1169:
900:
825:
791:
302:
233:
142:
470:"WHAT'S NEXT; A Chip-Based Challenge to a Car's Spinning Camshaft"
1328:
1212:
306:
270:
1139:
1118:
895:
845:
360:
system that does not require electrical power generated by an
349:
336:
523:. Cambridge, England: Patrick Stephens Limited. p. 26.
1293:
309:
TLCS-12 microprocessor, went into mass production in 1975.
740:
598:"25 years of Bosch Motronic: Think tank under the bonnet"
262:
305:(Electronic Engine Control) system, which utilized the
570:"1973: 12-bit engine-control microprocessor (Toshiba)"
65:), is a device which controls multiple systems of an
654:"GM Emission Control Project Center - I Was There"
312:The first Bosch engine management system was the
1369:
562:
364:to run, which is considered a safety advantage.
728:
685:Pilot's Encyclopedia of Aeronautical Knowledge
714:
545:"Trends in the Semiconductor Industry: 1970s"
92:The main functions of the ECU are typically:
343:
721:
707:
622:Bosch Fuel Injection and Engine Management
284:
787:Crankcase ventilation system (PCV valve)
36:
518:
441:"Toyota Prius - Engine Control Systems"
14:
1370:
618:
467:
320:This system was based on the existing
702:
577:Semiconductor History Museum of Japan
549:Semiconductor History Museum of Japan
132:The sensors used by the ECU include:
316:, which was introduced in the 1979
24:
521:World Encyclopedia of Aero Engines
416:"How an Automotive Computer Works"
301:used for controlling engines. The
25:
1414:
138:accelerator pedal position sensor
110:control (typically either via an
625:. Robert Bentley, Incorporated.
256:
889:Overhead valve (pushrod) layout
689:Federal Aviation Administration
677:
668:
646:
619:Probst, C. (27 November 1989).
612:
590:
537:
512:
488:
461:
433:
408:
13:
1:
401:
291:Japanese electronics industry
253:are opened and by how much.
205:
87:
7:
367:
10:
1419:
730:Internal combustion engine
468:Austen, Ian (2003-08-21).
154:crankshaft position sensor
149:coolant temperature sensor
67:internal combustion engine
29:
1347:
1311:
1271:
1226:
1198:Diesel particulate filter
1183:
1150:Idle air control actuator
1132:
1099:
1091:Engine control unit (ECU)
1081:
1028:
982:
944:
864:
749:
736:
395:Powertrain control module
344:Usage in aircraft engines
251:intake and exhaust valves
210:Other functions include:
1263:Viscous fan (fan clutch)
1175:Throttle position sensor
884:Overhead camshaft layout
658:www.gmheritagecenter.com
331:ECU was used by several
289:In the early 1970s, the
194:throttle position sensor
18:Engine management system
802:Core plug (freeze plug)
285:Usage in motor vehicles
220:Fuel pressure regulator
1393:Fuel injection systems
1378:Engine control systems
519:Gunston, Bill (1989).
189:oxygen (lambda) sensor
174:intake air temperature
112:idle air control valve
46:
45:vehicles built in 1996
247:camless piston engine
122:Variable valve timing
59:engine control module
40:
1043:Compression ignition
389:On-board diagnostics
374:Air-fuel ratio meter
279:Focke-Wulf Fw 190 V5
32:ECU (disambiguation)
30:For other uses, see
1193:Catalytic converter
448:www.autoshop101.com
295:integrated circuits
269:system used by the
126:variable valve lift
116:electronic throttle
82:digital electronics
51:engine control unit
1319:Knocking / pinging
911:Combustion chamber
475:The New York Times
384:List of auto parts
379:Check engine light
318:BMW 7 Series (E23)
277:which powered the
199:wheel speed sensor
57:), also called an
47:
41:Delco ECU used in
1403:Onboard computers
1398:Engine components
1388:Engine technology
1365:
1364:
1334:Stratified charge
1101:Electrical system
1083:Engine management
916:Compression ratio
856:Starter ring gear
755:rotating assembly
632:978-0-8376-0300-1
530:978-1-85260-163-8
329:Delco Electronics
167:pressure sensor (
16:(Redirected from
1410:
1208:Exhaust manifold
1073:Spark plug wires
959:Boost controller
946:Forced induction
723:
716:
709:
700:
699:
693:
692:
681:
675:
672:
666:
665:
660:. Archived from
650:
644:
643:
641:
639:
616:
610:
609:
608:on 23 June 2006.
604:. Archived from
594:
588:
587:
585:
583:
574:
566:
560:
559:
557:
555:
541:
535:
534:
516:
510:
509:
507:
506:
492:
486:
485:
483:
482:
465:
459:
458:
456:
454:
445:
437:
431:
430:
428:
426:
420:www.2carpros.com
412:
358:magneto ignition
299:microcontrollers
293:began producing
21:
1418:
1417:
1413:
1412:
1411:
1409:
1408:
1407:
1368:
1367:
1366:
1361:
1343:
1339:Top dead centre
1307:
1267:
1222:
1179:
1128:
1102:
1095:
1084:
1077:
1024:
978:
940:
896:Tappet / lifter
879:Flathead layout
869:
860:
754:
745:
732:
727:
697:
696:
683:
682:
678:
673:
669:
664:on 3 July 2017.
652:
651:
647:
637:
635:
633:
617:
613:
596:
595:
591:
581:
579:
572:
568:
567:
563:
553:
551:
543:
542:
538:
531:
517:
513:
504:
502:
500:www.genndih.com
494:
493:
489:
480:
478:
466:
462:
452:
450:
443:
439:
438:
434:
424:
422:
414:
413:
409:
404:
370:
346:
287:
259:
208:
203:
145:position sensor
103:Ignition system
90:
35:
28:
23:
22:
15:
12:
11:
5:
1416:
1406:
1405:
1400:
1395:
1390:
1385:
1380:
1363:
1362:
1360:
1359:
1354:
1348:
1345:
1344:
1342:
1341:
1336:
1331:
1326:
1321:
1315:
1313:
1309:
1308:
1306:
1305:
1291:
1286:
1281:
1275:
1273:
1269:
1268:
1266:
1265:
1260:
1255:
1250:
1244:
1243:
1238:
1232:
1230:
1228:Cooling system
1224:
1223:
1221:
1220:
1215:
1210:
1205:
1200:
1195:
1189:
1187:
1185:Exhaust system
1181:
1180:
1178:
1177:
1172:
1167:
1162:
1157:
1155:Inlet manifold
1152:
1147:
1142:
1136:
1134:
1130:
1129:
1127:
1126:
1121:
1116:
1111:
1105:
1103:
1100:
1097:
1096:
1094:
1093:
1087:
1085:
1082:
1079:
1078:
1076:
1075:
1070:
1065:
1060:
1055:
1050:
1045:
1040:
1034:
1032:
1026:
1025:
1023:
1022:
1017:
1012:
1010:Fuel injection
1007:
1002:
997:
992:
986:
984:
980:
979:
977:
976:
971:
966:
961:
956:
950:
948:
942:
941:
939:
938:
933:
928:
923:
918:
913:
908:
903:
898:
892:
891:
886:
881:
875:
873:
862:
861:
859:
858:
853:
848:
843:
838:
833:
828:
823:
818:
804:
799:
794:
789:
784:
779:
777:Connecting rod
774:
769:
764:
758:
756:
747:
746:
737:
734:
733:
726:
725:
718:
711:
703:
695:
694:
676:
667:
645:
631:
611:
589:
561:
536:
529:
511:
487:
460:
432:
406:
405:
403:
400:
399:
398:
392:
386:
381:
376:
369:
366:
356:engine with a
345:
342:
322:Bosch Jetronic
286:
283:
258:
255:
243:
242:
236:
227:
222:
217:
215:Launch control
207:
204:
202:
201:
196:
191:
186:
179:mass flow rate
175:
172:
165:inlet manifold
162:
156:
151:
146:
140:
134:
130:
129:
119:
105:
100:
97:Fuel injection
89:
86:
71:fuel injection
43:General Motors
26:
9:
6:
4:
3:
2:
1415:
1404:
1401:
1399:
1396:
1394:
1391:
1389:
1386:
1384:
1383:Power control
1381:
1379:
1376:
1375:
1373:
1358:
1355:
1353:
1350:
1349:
1346:
1340:
1337:
1335:
1332:
1330:
1327:
1325:
1322:
1320:
1317:
1316:
1314:
1310:
1303:
1299:
1295:
1292:
1290:
1287:
1285:
1282:
1280:
1277:
1276:
1274:
1270:
1264:
1261:
1259:
1256:
1254:
1251:
1249:
1246:
1245:
1242:
1241:Water cooling
1239:
1237:
1234:
1233:
1231:
1229:
1225:
1219:
1218:Oxygen sensor
1216:
1214:
1211:
1209:
1206:
1204:
1201:
1199:
1196:
1194:
1191:
1190:
1188:
1186:
1182:
1176:
1173:
1171:
1168:
1166:
1163:
1161:
1158:
1156:
1153:
1151:
1148:
1146:
1143:
1141:
1138:
1137:
1135:
1133:Intake system
1131:
1125:
1124:Starter motor
1122:
1120:
1117:
1115:
1112:
1110:
1107:
1106:
1104:
1098:
1092:
1089:
1088:
1086:
1080:
1074:
1071:
1069:
1066:
1064:
1063:Ignition coil
1061:
1059:
1056:
1054:
1051:
1049:
1046:
1044:
1041:
1039:
1036:
1035:
1033:
1031:
1027:
1021:
1018:
1016:
1013:
1011:
1008:
1006:
1003:
1001:
998:
996:
995:Petrol engine
993:
991:
990:Diesel engine
988:
987:
985:
981:
975:
972:
970:
967:
965:
962:
960:
957:
955:
954:Blowoff valve
952:
951:
949:
947:
943:
937:
934:
932:
929:
927:
924:
922:
919:
917:
914:
912:
909:
907:
904:
902:
899:
897:
894:
893:
890:
887:
885:
882:
880:
877:
876:
874:
872:
871:Cylinder head
867:
863:
857:
854:
852:
849:
847:
844:
842:
839:
837:
834:
832:
829:
827:
824:
822:
819:
816:
812:
808:
805:
803:
800:
798:
795:
793:
790:
788:
785:
783:
780:
778:
775:
773:
770:
768:
765:
763:
762:Balance shaft
760:
759:
757:
752:
748:
744:
742:
735:
731:
724:
719:
717:
712:
710:
705:
704:
701:
690:
686:
680:
671:
663:
659:
655:
649:
634:
628:
624:
623:
615:
607:
603:
602:www.bosch.com
599:
593:
578:
571:
565:
550:
546:
540:
532:
526:
522:
515:
501:
497:
491:
477:
476:
471:
464:
449:
442:
436:
421:
417:
411:
407:
396:
393:
390:
387:
385:
382:
380:
377:
375:
372:
371:
365:
363:
359:
355:
351:
341:
338:
334:
330:
325:
323:
319:
315:
310:
308:
304:
300:
296:
292:
282:
280:
276:
275:radial engine
272:
268:
267:Kommandogerät
264:
257:Early systems
254:
252:
248:
241:
237:
235:
231:
228:
226:
223:
221:
218:
216:
213:
212:
211:
200:
197:
195:
192:
190:
187:
184:
180:
176:
173:
170:
166:
163:
160:
157:
155:
152:
150:
147:
144:
141:
139:
136:
135:
133:
127:
123:
120:
117:
113:
109:
106:
104:
101:
98:
95:
94:
93:
85:
83:
78:
76:
72:
68:
64:
60:
56:
52:
44:
39:
33:
19:
1248:Electric fan
1090:
1048:Coil-on-plug
974:Turbocharger
969:Supercharger
841:Main bearing
831:Firing order
821:Displacement
767:Block heater
751:Engine block
739:Part of the
738:
684:
679:
670:
662:the original
657:
648:
636:. Retrieved
621:
614:
606:the original
601:
592:
580:. Retrieved
576:
564:
552:. Retrieved
548:
539:
520:
514:
503:. Retrieved
499:
490:
479:. Retrieved
473:
463:
451:. Retrieved
447:
435:
423:. Retrieved
419:
410:
347:
326:
321:
314:Motronic 1.0
311:
288:
273:14-cylinder
266:
260:
244:
232:control and
209:
131:
91:
79:
62:
58:
54:
50:
48:
1272:Lubrication
1236:Air cooling
1053:Distributor
1005:Fuel filter
983:Fuel system
964:Intercooler
931:Timing belt
921:Head gasket
851:Piston ring
327:In 1981, a
240:immobiliser
225:Rev limiter
177:intake air
1372:Categories
1324:Power band
1284:Oil filter
1258:Thermostat
1203:EGT sensor
1165:MAF sensor
1160:MAP sensor
1145:Air filter
1109:Alternator
1068:Spark plug
1000:Carburetor
926:Rocker arm
866:Valvetrain
797:Crankshaft
741:Automobile
505:2023-06-03
481:2009-01-16
402:References
362:alternator
354:carbureted
183:MAF sensor
169:MAP sensor
108:Idle speed
1058:Glow plug
1020:Fuel tank
1015:Fuel pump
782:Crankcase
333:Chevrolet
230:Wastegate
206:Secondary
88:Functions
77:systems.
1357:Category
1302:Dry sump
1298:Wet sump
1289:Oil pump
1253:Radiator
1170:Throttle
1030:Ignition
901:Camshaft
826:Flywheel
807:Cylinder
792:Crankpin
368:See also
303:Ford EEC
265:in 1939
234:anti-lag
181:sensor (
143:camshaft
75:ignition
1329:Redline
1213:Muffler
1114:Battery
1038:Magneto
582:27 June
554:27 June
307:Toshiba
271:BMW 801
161:sensors
128:systems
124:and/or
118:system)
114:or the
1352:Portal
1140:Airbox
1119:Dynamo
846:Piston
836:Stroke
815:layout
743:series
638:13 May
629:
527:
453:14 May
425:14 May
350:FADECs
99:system
1312:Other
936:Valve
906:Chest
573:(PDF)
444:(PDF)
397:(PCM)
391:(OBD)
337:Buick
245:In a
159:knock
1294:Sump
811:bank
772:Bore
640:2023
627:ISBN
584:2019
556:2019
525:ISBN
455:2023
427:2023
335:and
297:and
73:and
1279:Oil
868:and
753:and
263:BMW
63:ECM
55:ECU
49:An
1374::
1300:,
813:,
687:.
656:.
600:.
575:.
547:.
498:.
472:.
446:.
418:.
84:.
1304:)
1296:(
817:)
809:(
722:e
715:t
708:v
691:.
642:.
586:.
558:.
533:.
508:.
484:.
457:.
429:.
185:)
171:)
61:(
53:(
34:.
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
