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- Symptoms of OBD Codes: Understand the signs and issues your vehicle may display for each code.
- Root Causes of OBD Codes: Identify potential reasons behind the fault, helping you address the problem effectively.
- Expected Location of OBD Issues: Pinpoint where the issue is likely to occur, simplifying diagnostics and repair.
If the OBD code you’re searching for isn’t covered yet—don’t worry! This site is constantly growing with new information and resources added regularly. Be sure to check back soon for updates.
| U1000 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1001 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1002 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1003 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1004 | SCP (J1850) Invalid or Missing Data for EEC Programming |
| U1005 | SCP (J1850) Invalid or Missing Data for EEC Programming |
| U1006 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1007 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1008 | SCP (J1850) Invalid or Missing Data for Engine Torque |
| U1009 | SCP (J1850) Invalid or Missing Data for Engine Torque |
| U1010 | SCP (J1850) Invalid or Missing Data for Engine Air Intake |
| U1011 | SCP (J1850) Invalid or Missing Data for Engine Air Intake |
| U1012 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1013 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1014 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1015 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1016 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1017 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1018 | SCP (J1850) Invalid or Missing Data for Throttle |
| U1019 | SCP (J1850) Invalid or Missing Data for Throttle |
| U1020 | SCP (J1850) Invalid or Missing Data for Air Conditioning Clutch |
| U1021 | SCP (J1850) Invalid or Missing Data for Air Conditioning Clutch |
| U1022 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1023 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1024 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1025 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1026 | SCP (J1850) Invalid or Missing Data for Engine RPM |
| U1027 | SCP (J1850) Invalid or Missing Data for Engine RPM |
| U1028 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1029 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1030 | SCP (J1850) Invalid or Missing Data for Experimental #1 |
| U1031 | SCP (J1850) Invalid or Missing Data for Experimental #1 |
| U1032 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1033 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1034 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1035 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1036 | SCP (J1850) Invalid or Missing Data for Wheels |
| U1037 | SCP (J1850) Invalid or Missing Data for Wheels |
| U1038 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1039 | SCP (J1850) Invalid or Missing Data for Primary Id / Vehicle Speed |
| U1040 | SCP (J1850) Invalid or Missing Data for Vehicle Speed |
| U1041 | SCP (J1850) Invalid or Missing Data for Vehicle Speed |
| U1042 | SCP (J1850) Invalid or Missing Data for Traction Control |
| U1043 | SCP (J1850) Invalid or Missing Data for Traction Control |
| U1044 | SCP (J1850) Invalid or Missing Data for Traction Motor |
| U1045 | SCP (J1850) Invalid or Missing Data for Traction Motor |
| U1046 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1047 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1048 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1049 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1050 | SCP (J1850) Invalid or Missing Data for Brakes |
| U1051 | SCP (J1850) Invalid or Missing Data for Brakes |
| U1052 | SCP (J1850) Invalid or Missing Data for Steering / Steering Wheel |
| U1053 | SCP (J1850) Invalid or Missing Data for Steering / Steering Wheel |
| U1054 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1055 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1056 | SCP (J1850) Invalid or Missing Data for Vehicle Configuration |
| U1057 | SCP (J1850) Invalid or Missing Data for Vehicle Configuration |
| U1058 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle / PRNDL |
| U1059 | SCP (J1850) Invalid or Missing Data for Transmission / Transaxle / PRNDL |
| U1060 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1061 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1062 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1063 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1064 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1065 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1066 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1067 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1068 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1069 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1070 | SCP (J1850) Invalid or Missing Data for Engine Sensors |
| U1071 | SCP (J1850) Invalid or Missing Data for Engine Sensors |
| U1072 | SCP (J1850) Invalid or Missing Data for Engine Coolant |
| U1073 | Bus-Off (Mitsubishi) SCP (J1850) Invalid or Missing Data for Engine Coolant (GM) SCP (J1850) Invalid or Missing Data for Engine Coolant (Ford) |
| U1074 | SCP (J1850) Invalid or Missing Data for Engine Oil |
| U1075 | SCP (J1850) Invalid or Missing Data for Engine Oil Temp |
| U1076 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1077 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1078 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1079 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1080 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1081 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1082 | SCP (J1850) Invalid or Missing Data for Engine Systems Other |
| U1083 | SCP (J1850) Invalid or Missing Data for Engine Systems Other |
| U1084 | SCP (J1850) Invalid or Missing Data for Powertrain Status Request |
| U1085 | SCP (J1850) Invalid or Missing Data for Powertrain Status Request |
| U1086 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1087 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1088 | SCP (J1850) Invalid or Missing Data for Suspension |
| U1089 | SCP (J1850) Invalid or Missing Data for Suspension |
| U1090 | SCP (J1850) Invalid or Missing Data for Non-Legislated Diagnostics |
| U1091 | SCP (J1850) Invalid or Missing Data for Non-Legislated Diagnostics |
| U1092 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1093 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1094 | SCP (J1850) Invalid or Missing Data for Experimental #2 |
| U1095 | SCP (J1850) Invalid or Missing Data for Experimental #2 |
| U1096 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1097 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1098 | SCP (J1850) Invalid or Missing Data for Vehicle Speed Control |
| U1099 | SCP (J1850) Invalid or Missing Data for Vehicle Speed Control |
| U1100 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1101 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1102 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1103 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1104 | SCP (J1850) Invalid or Missing Data for Chassis Status Request |
| U1105 | SCP (J1850) Invalid or Missing Data for Chassis Status Request |
| U1106 | SCP (J1850) Invalid or Missing Data for Legislated Diagnostics |
| U1107 | SCP (J1850) Invalid or Missing Data for Legislated Diagnostics |
| U1108 | SCP (J1850) Invalid or Missing Data for Electric Traction Drive (Inverter) |
| U1109 | SCP (J1850) Invalid or Missing Data for Electric Traction Drive (Inverter) |
| U1110 | A/C-ECU Timeout |
| U1111 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1112 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1113 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1114 | SCP (J1850) Invalid or Missing Data for Charging System |
| U1115 | SCP (J1850) Invalid or Missing Data for Charging System |
| U1116 | SCP (J1850) Invalid or Missing Data for Electrical Energy Management |
| U1117 | SCP (J1850) Invalid or Missing Data for Electrical Energy Management |
| U1118 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1119 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1120 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1121 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1122 | SCP (J1850) Invalid or Missing Data for Odometer |
| U1123 | SCP (J1850) Invalid or Missing Data for Odometer |
| U1124 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1125 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1126 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1127 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1128 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1129 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1130 | SCP (J1850) Invalid or Missing Data for Fuel System |
| U1131 | SCP (J1850) Invalid or Missing Data for Fuel System |
| U1132 | SCP (J1850) Invalid or Missing Data for Vehicle Motion |
| U1133 | SCP (J1850) Invalid or Missing Data for Vehicle Motion |
| U1134 | SCP (J1850) Invalid or Missing Data for Ignition Switch / Starter |
| U1135 | SCP (J1850) Invalid or Missing Data for Ignition Switch / Starter |
| U1136 | SCP (J1850) Invalid or Missing Data for Telltales |
| U1137 | SCP (J1850) Invalid or Missing Data for Telltales |
| U1138 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1139 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1140 | SCP (J1850) Invalid or Missing Data for Gateway |
| U1141 | SCP (J1850) Invalid or Missing Data for Gateway |
| U1142 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1143 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1144 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1145 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1146 | SCP (J1850) Invalid or Missing Data for Vehicle Security |
| U1147 | SCP (J1850) Invalid or Missing Data for Vehicle Security |
| U1148 | SCP (J1850) Invalid or Missing Data for Audio Control |
| U1149 | SCP (J1850) Invalid or Missing Data for Audio Control |
| U1150 | SCP (J1850) Invalid or Missing Data for Audible Warnings |
| U1151 | SCP (J1850) Invalid or Missing Data for Audible Warnings |
| U1152 | SCP (J1850) Invalid or Missing Data for Experimental #3 |
| U1153 | SCP (J1850) Invalid or Missing Data for Experimental #3 |
| U1154 | SCP (J1850) Invalid or Missing Data for Compact Disc |
| U1155 | SCP (J1850) Invalid or Missing Data for Compact Disc |
| U1156 | SCP (J1850) Invalid or Missing Data for Digital Signal Processing |
| U1157 | SCP (J1850) Invalid or Missing Data for Digital Signal Processing |
| U1158 | SCP (J1850) Invalid or Missing Data for Antenna |
| U1159 | SCP (J1850) Invalid or Missing Data for Antenna |
| U1160 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1161 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1162 | SCP (J1850) Invalid or Missing Data for Digital Audio Tape |
| U1163 | SCP (J1850) Invalid or Missing Data for Digital Audio Tape |
| U1164 | SCP (J1850) Invalid or Missing Data for Tuner / Receiver |
| U1165 | SCP (J1850) Invalid or Missing Data for Tuner / Receiver |
| U1166 | SCP (J1850) Invalid or Missing Data for Cassette Tape |
| U1167 | SCP (J1850) Invalid or Missing Data for Cassette Tape |
| U1168 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1169 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1170 | SCP (J1850) Invalid or Missing Data for Cellular Phone / Paging System |
| U1171 | SCP (J1850) Invalid or Missing Data for Cellular Phone / Paging System |
| U1172 | SCP (J1850) Invalid or Missing Data for Remote Button Control |
| U1173 | SCP (J1850) Invalid or Missing Data for Remote Button Control |
| U1174 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1175 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1176 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1177 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1178 | SCP (J1850) Invalid or Missing Data for Climate Control (HVAC) |
| U1179 | SCP (J1850) Invalid or Missing Data for Climate Control (HVAC) |
| U1180 | SCP (J1850) Invalid or Missing Data for Personalization (Memory) Features |
| U1181 | SCP (J1850) Invalid or Missing Data for Personalization (Memory) Features |
| U1182 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1183 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1184 | SCP (J1850) Invalid or Missing Data for Window Wiper / Washer |
| U1185 | SCP (J1850) Invalid or Missing Data for Window Wiper / Washer |
| U1186 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1187 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1188 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1189 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1190 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1191 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1192 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1193 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1194 | SCP (J1850) Invalid or Missing Data for Mirrors |
| U1195 | SCP (J1850) Invalid or Missing Data for Mirrors |
| U1196 | SCP (J1850) Invalid or Missing Data for Door Locks |
| U1197 | SCP (J1850) Invalid or Missing Data for Door Locks |
| U1198 | SCP (J1850) Invalid or Missing Data for External Access (Doors) |
| U1199 | SCP (J1850) Invalid or Missing Data for External Access (Doors) |
| U11E9 | Lost Communication With Active Grill Shutter (Chrysler) |
| U1200 | SCP (J1850) Invalid or Missing Data for Seat Motion / Control |
| U1201 | SCP (J1850) Invalid or Missing Data for Seat Motion / Control |
| U1202 | SCP (J1850) Invalid or Missing Data for Windows |
| U1203 | SCP (J1850) Invalid or Missing Data for Windows |
| U1204 | SCP (J1850) Invalid or Missing Data for Steering Column |
| U1205 | SCP (J1850) Invalid or Missing Data for Steering Column |
| U1206 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1207 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1208 | SCP (J1850) Invalid or Missing Data for Seat Switches |
| U1209 | SCP (J1850) Invalid or Missing Data for Seat Switches |
| U1210 | SCP (J1850) Invalid or Missing Data for Restraints |
| U1211 | SCP (J1850) Invalid or Missing Data for Restraints |
| U1212 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1213 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1214 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1215 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1216 | SCP (J1850) Invalid or Missing Data for External Lamp Outage |
| U1217 | SCP (J1850) Invalid or Missing Data for External Lamp Outage |
| U1218 | SCP (J1850) Invalid or Missing Data for External Lamps |
| U1219 | SCP (J1850) Invalid or Missing Data for External Lamps |
| U1220 | SCP (J1850) Invalid or Missing Data for Interior Lamp Outage |
| U1221 | SCP (J1850) Invalid or Missing Data for Interior Lamp Outage |
| U1222 | SCP (J1850) Invalid or Missing Data for Interior Lamps |
| U1223 | SCP (J1850) Invalid or Missing Data for Interior Lamps |
| U1224 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1225 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1226 | SCP (J1850) Invalid or Missing Data for Body Status Request |
| U1227 | SCP (J1850) Invalid or Missing Data for Body Status Request |
| U1228 | SCP (J1850) Invalid or Missing Data for Tires |
| U1229 | SCP (J1850) Invalid or Missing Data for Tires |
| U1230 | SCP (J1850) Invalid or Missing Data for Electric Defrost |
| U1231 | SCP (J1850) Invalid or Missing Data for Electric Defrost |
| U1232 | SCP (J1850) Invalid or Missing Data for Navigation |
| U1233 | SCP (J1850) Invalid or Missing Data for Navigation |
| U1234 | SCP (J1850) Invalid or Missing Data for Displays |
| U1235 | SCP (J1850) Invalid or Missing Data for Displays |
| U1236 | SCP (J1850) Invalid or Missing Data for Memory Storage |
| U1237 | SCP (J1850) Invalid or Missing Data for Memory Storage |
| U1238 | SCP (J1850) Invalid or Missing Data for Experimental #4 |
| U1239 | SCP (J1850) Invalid or Missing Data for Experimental #4 |
| U1240 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1241 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1242 | SCP (J1850) Invalid or Missing Data for Exterior Environment |
| U1243 | SCP (J1850) Invalid or Missing Data for Exterior Environment |
| U1244 | SCP (J1850) Invalid or Missing Data for Interior Environment |
| U1245 | SCP (J1850) Invalid or Missing Data for Interior Environment |
| U1246 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1247 | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1248 | SCP (J1850) Invalid or Missing Data for Time / Date |
| U1249 | SCP (J1850) Invalid or Missing Data for Time / Date |
| U1250 | SCP (J1850) Invalid or Missing Data for Vehicle Id (VIN) |
| U1251 | SCP (J1850) Invalid or Missing Data for Vehicle Id (VIN) |
| U1252 | SCP (J1850) Invalid or Missing Data for Class A Functions |
| U1253 | SCP (J1850) Invalid or Missing Data for Class A Functions |
| U1254 | SCP (J1850) Invalid or Missing Data for Network Control |
| U1255 | SCP (J1850) Invalid or Missing Data for Network Control |
| U1260 | SCP (J1850) Single Ended (+) Circuit Failure |
| U1261 | SCP (J1850) Single Ended (-) Circuit Failure |
| U1262 | SCP (J1850) Communication Bus Fault |
| U1308 | SCP (J1850) Invalid or Missing Data for Function Read Engine Torque |
| U1313 | CAN-LS Monitor Data Abnormal (Subaru) |
| U1341 | SCP (J1850) Invalid or Missing Data for Function Read Vehicle Speed |
| U140A | Implausible Right Front Wheel Speed Signal Received (Jeep) |
| U1412 | Implausible Vehicle Speed Signal Received |
| U1417 | Implausible Left Wheel Distance Signal (Dodge, Chrysler, Jeep) |
| U1418 | Implausible Left Wheel Distance Signal Received (Chrysler, Dodge, Jeep) |
| U1430 | SCP (J1850) Invalid or Missing Data for Function Read Fuel System |
| U1451 | SCP (J1850) Invalid or Missing Data for Function Read Audible Warnings /Anti-Theft Module |
| U1600 | Electronic key-immobiliser system fault (Fiat, Alpha Romeo, Audi, Nissan) |
| U1612 | SCP (J1850) Lack of Acknowledgment for Primary Id |
| U1736 | SCP (J1850) Lack of Acknowledgment for Telltales |
| U1750 | SCP (J1850) Lack of Acknowledgment for Audible Warnings |
| U1794 | SCP (J1850) Lack of Acknowledgment for Mirrors |
| U1797 | SCP (J1850) Lack of Acknowledgment for Door Locks |
| U1798 | SCP (J1850) Lack of Acknowledgment for External Access (Doors) |
| U1806 | SCP (J1850) Lack of Acknowledgment for Primary Id |
| U1900 | CAN Communication Bus Fault |
| U1950 | UPB Communication Bus Fault |