U10xx
Network electrical
The electrical side of the bus: shorts to power or earth, open circuits and a bus that has gone off the air altogether.
No open-source descriptions exist for this system, so its codes are read from their structure.
Manufacturer-specific. Check a source specific to your make and model year.
U1000
U1001
U1002
U1003
U1004
U1005
U1006
U1007
U1008
U1009
U100A
U100B
U100C
U100D
U100E
U100F
U1010
U1011
U1012
U1013
U1014
U1015
U1016
U1017
U1018
U1019
U101A
U101B
U101C
U101D
U101E
U101F
U1020
U1021
U1022
U1023
U1024
U1025
U1026
U1027
U1028
U1029
U102A
U102B
U102C
U102D
U102E
U102F
U1030
U1031
U1032
U1033
U1034
U1035
U1036
U1037
U1038
U1039
U103A
U103B
U103C
U103D
U103E
U103F
U1040
U1041
U1042
U1043
U1044
U1045
U1046
U1047
U1048
U1049
U104A
U104B
U104C
U104D
U104E
U104F
U1050
U1051
U1052
U1053
U1054
U1055
U1056
U1057
U1058
U1059
U105A
U105B
U105C
U105D
U105E
U105F
U1060
U1061
U1062
U1063
U1064
U1065
U1066
U1067
U1068
U1069
U106A
U106B
U106C
U106D
U106E
U106F
U1070
U1071
U1072
U1073
U1074
U1075
U1076
U1077
U1078
U1079
U107A
U107B
U107C
U107D
U107E
U107F
U1080
U1081
U1082
U1083
U1084
U1085
U1086
U1087
U1088
U1089
U108A
U108B
U108C
U108D
U108E
U108F
U1090
U1091
U1092
U1093
U1094
U1095
U1096
U1097
U1098
U1099
U109A
U109B
U109C
U109D
U109E
U109F
U10A0
U10A1
U10A2
U10A3
U10A4
U10A5
U10A6
U10A7
U10A8
U10A9
U10AA
U10AB
U10AC
U10AD
U10AE
U10AF
U10B0
U10B1
U10B2
U10B3
U10B4
U10B5
U10B6
U10B7
U10B8
U10B9
U10BA
U10BB
U10BC
U10BD
U10BE
U10BF
U10C0
U10C1
U10C2
U10C3
U10C4
U10C5
U10C6
U10C7
U10C8
U10C9
U10CA
U10CB
U10CC
U10CD
U10CE
U10CF
U10D0
U10D1
U10D2
U10D3
U10D4
U10D5
U10D6
U10D7
U10D8
U10D9
U10DA
U10DB
U10DC
U10DD
U10DE
U10DF
U10E0
U10E1
U10E2
U10E3
U10E4
U10E5
U10E6
U10E7
U10E8
U10E9
U10EA
U10EB
U10EC
U10ED
U10EE
U10EF
U10F0
U10F1
U10F2
U10F3
U10F4
U10F5
U10F6
U10F7
U10F8
U10F9
U10FA
U10FB
U10FC
U10FD
U10FE
U10FF
Read this code from your own car
Plug an ELM327 adapter into the OBD-II port under the dashboard. Pin16 reads every stored, pending and permanent code, explains each one like this page does — offline, with no account — and shows what the car recorded when the fault was set.