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Obdii U Obd Trouble Codes

The document lists OBDII U trouble codes, which indicate issues with the vehicle's SCP communication protocol. It provides the code number and description for over 1,150 U codes, noting that codes may be manufacturer-specific. The codes relate to missing or invalid data from various vehicle systems and components communicated over the SCP protocol.

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dds94
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
1K views6 pages

Obdii U Obd Trouble Codes

The document lists OBDII U trouble codes, which indicate issues with the vehicle's SCP communication protocol. It provides the code number and description for over 1,150 U codes, noting that codes may be manufacturer-specific. The codes relate to missing or invalid data from various vehicle systems and components communicated over the SCP protocol.

Uploaded by

dds94
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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OBDII U OBD Trouble Codes

1 de 6

http://www.troublecodes.net/OBD2/Ucodes/

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OBDII U Trouble Code Info


OBDII U Code Definitions
Be sure to double check the codes.
Codes may be Manufacturer specific and may not match the ones listed here.
Check specific manufacturer pages on the site, as some of them,
we list the OBD2 codes on those pages for those specific vehicles.
U1000
U1001

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id

U1002
U1003
U1004
U1005

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for EEC Programming
SCP (J1850) Invalid or Missing Data for EEC Programming

U1006
U1007
U1008
U1009

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Engine Torque
SCP (J1850) Invalid or Missing Data for Engine Torque

U1010
U1011
U1012
U1013

SCP (J1850) Invalid or Missing Data for Engine Air Intake


SCP (J1850) Invalid or Missing Data for Engine Air Intake
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1014
U1015
U1016

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1017
U1018
U1019

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Throttle
SCP (J1850) Invalid or Missing Data for Throttle

U1020
U1021
U1022
U1023
U1024
U1025

SCP (J1850) Invalid or Missing Data for Air Conditioning Clutch


SCP (J1850) Invalid or Missing Data for Air Conditioning Clutch
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1026
U1027

SCP (J1850) Invalid or Missing Data for Engine RPM


SCP (J1850) Invalid or Missing Data for Engine RPM

U1028
U1029
U1030
U1031
U1032
U1033

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Experimental #1
SCP (J1850) Invalid or Missing Data for Experimental #1
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1034
U1035

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id

U1036
U1037
U1038

SCP (J1850) Invalid or Missing Data for Wheels


SCP (J1850) Invalid or Missing Data for Wheels
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id / Vehicle
Speed
SCP (J1850) Invalid or Missing Data for Vehicle Speed
SCP (J1850) Invalid or Missing Data for Vehicle Speed
SCP (J1850) Invalid or Missing Data for Traction Control
SCP (J1850) Invalid or Missing Data for Traction Control
SCP (J1850) Invalid or Missing Data for Traction Motor

U1039
U1040
U1041
U1042
U1043
U1044

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U1045

SCP (J1850) Invalid or Missing Data for Traction Motor

U1046
U1047
U1048
U1049
U1050
U1051

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Brakes
SCP (J1850) Invalid or Missing Data for Brakes

U1052
U1053
U1054
U1055

SCP (J1850) Invalid or Missing Data for Steering / Steering Wheel


SCP (J1850) Invalid or Missing Data for Steering / Steering Wheel
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1056
U1057

SCP (J1850) Invalid or Missing Data for Vehicle Configuration


SCP (J1850) Invalid or Missing Data for Vehicle Configuration
SCP (J1850) Invalid or Missing Data for Transmission / Transaxle /
PRNDL

U1058
U1059
U1060

SCP (J1850) Invalid or Missing Data for Transmission / Transaxle /


PRNDL
SCP (J1850) Invalid or Missing Data for Primary Id

U1061
U1062
U1063
U1064

SCP (J1850) Invalid


SCP (J1850) Invalid
SCP (J1850) Invalid
SCP (J1850) Invalid

or Missing
or Missing
or Missing
or Missing

Data for Primary Id


Data for Primary Id
Data for Primary Id
Data for Primary Id

U1065
U1066
U1067
U1068

SCP (J1850) Invalid


SCP (J1850) Invalid
SCP (J1850) Invalid
SCP (J1850) Invalid

or Missing
or Missing
or Missing
or Missing

Data for Primary Id


Data for Primary Id
Data for Primary Id
Data for Primary Id

U1069
U1070
U1071
U1072

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Engine Sensors
SCP (J1850) Invalid or Missing Data for Engine Sensors
SCP (J1850) Invalid or Missing Data for Engine Coolant

U1073
U1074
U1075
U1076

SCP (J1850) Invalid or Missing Data for Engine Coolant


SCP (J1850) Invalid or Missing Data for Engine Oil
SCP (J1850) Invalid or Missing Data for Engine Oil Temp
SCP (J1850) Invalid or Missing Data for Primary Id

U1077
U1078
U1079

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1080
U1081
U1082
U1083

U1092

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Engine Systems Other
SCP (J1850) Invalid or Missing Data for Engine Systems Other
SCP (J1850) Invalid or Missing Data for Powertrain Status
Request
SCP (J1850) Invalid or Missing Data for Powertrain Status
Request
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Suspension
SCP (J1850) Invalid or Missing Data for Suspension
SCP (J1850) Invalid or Missing Data for Non-Legislated
Diagnostics
SCP (J1850) Invalid or Missing Data for Non-Legislated
Diagnostics
SCP (J1850) Invalid or Missing Data for Primary Id

U1093
U1094
U1095
U1096
U1097
U1098

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Experimental #2
SCP (J1850) Invalid or Missing Data for Experimental #2
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Vehicle Speed Control

U1099
U1100
U1101

SCP (J1850) Invalid or Missing Data for Vehicle Speed Control


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1084
U1085
U1086
U1087
U1088
U1089
U1090
U1091

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U1102

SCP (J1850) Invalid or Missing Data for Primary Id

U1103
U1104
U1105
U1106
U1107

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Chassis Status Request
SCP (J1850) Invalid or Missing Data for Chassis Status Request
SCP (J1850) Invalid or Missing Data for Legislated Diagnostics
SCP (J1850) Invalid or Missing Data for Legislated Diagnostics
SCP (J1850) Invalid or Missing Data for Electric Traction Drive
(Inverter)

U1108
U1109
U1110
U1111
U1112
U1113
U1114
U1115

SCP (J1850) Invalid or Missing Data for Electric Traction Drive


(Inverter)
SCP (J1850) Invalid
SCP (J1850) Invalid
SCP (J1850) Invalid
SCP (J1850) Invalid

or Missing
or Missing
or Missing
or Missing

Data for Primary Id


Data for Primary Id
Data for Primary Id
Data for Primary Id

U1118

SCP (J1850) Invalid or Missing Data for Charging System


SCP (J1850) Invalid or Missing Data for Charging System
SCP (J1850) Invalid or Missing Data for Electrical Energy
Management
SCP (J1850) Invalid or Missing Data for Electrical Energy
Management
SCP (J1850) Invalid or Missing Data for Primary Id

U1119
U1120
U1121
U1122

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Odometer

U1123
U1124
U1125
U1126

SCP (J1850) Invalid or Missing Data for Odometer


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1127
U1128
U1129
U1130

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Fuel System

U1131
U1132
U1133
U1134
U1135

SCP (J1850) Invalid or Missing Data for Fuel System


SCP (J1850) Invalid or Missing Data for Vehicle Motion
SCP (J1850) Invalid or Missing Data for Vehicle Motion
SCP (J1850) Invalid or Missing Data for Ignition Switch / Starter
SCP (J1850) Invalid or Missing Data for Ignition Switch / Starter

U1136
U1137

SCP (J1850) Invalid or Missing Data for Telltales


SCP (J1850) Invalid or Missing Data for Telltales

U1138
U1139
U1140
U1141
U1142
U1143

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Gateway
SCP (J1850) Invalid or Missing Data for Gateway
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1144
U1145

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id

U1146
U1147
U1148
U1149
U1150

SCP (J1850) Invalid or Missing Data for Vehicle Security


SCP (J1850) Invalid or Missing Data for Vehicle Security
SCP (J1850) Invalid or Missing Data for Audio Control
SCP (J1850) Invalid or Missing Data for Audio Control
SCP (J1850) Invalid or Missing Data for Audible Warnings

U1151
U1152
U1153
U1154
U1155
U1156
U1157
U1158
U1159

SCP (J1850) Invalid or Missing Data for Audible Warnings


SCP (J1850) Invalid or Missing Data for Experimental #3
SCP (J1850) Invalid or Missing Data for Experimental #3
SCP (J1850) Invalid or Missing Data for Compact Disc
SCP (J1850) Invalid or Missing Data for Compact Disc
SCP (J1850) Invalid or Missing Data for Digital Signal Processing
SCP (J1850) Invalid or Missing Data for Digital Signal Processing
SCP (J1850) Invalid or Missing Data for Antenna
SCP (J1850) Invalid or Missing Data for Antenna

U1116
U1117

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U1160

SCP (J1850) Invalid or Missing Data for Primary Id

U1161
U1162
U1163
U1164
U1165
U1166

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Digital Audio Tape
SCP (J1850) Invalid or Missing Data for Digital Audio Tape
SCP (J1850) Invalid or Missing Data for Tuner / Receiver
SCP (J1850) Invalid or Missing Data for Tuner / Receiver
SCP (J1850) Invalid or Missing Data for Cassette Tape

U1167
U1168
U1169

SCP (J1850) Invalid or Missing Data for Cassette Tape


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Cellular Phone / Paging
System

U1170
U1171

SCP (J1850) Invalid or Missing Data for Cellular Phone / Paging


System

U1172
U1173
U1174
U1175

SCP (J1850) Invalid or Missing Data for Remote Button Control


SCP (J1850) Invalid or Missing Data for Remote Button Control
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1176
U1177
U1178
U1179

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Climate Control (HVAC)
SCP (J1850) Invalid or Missing Data for Climate Control (HVAC)

U1182
U1183
U1184

SCP (J1850) Invalid or Missing Data for Personalization (Memory)


Features
SCP (J1850) Invalid or Missing Data for Personalization (Memory)
Features
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Window Wiper / Washer

U1185
U1186
U1187
U1188

SCP (J1850) Invalid or Missing Data for Window Wiper / Washer


SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1180
U1181

U1189
U1190
U1191
U1192
U1193

SCP (J1850) Invalid


SCP (J1850) Invalid
SCP (J1850) Invalid
SCP (J1850) Invalid
SCP (J1850) Invalid

or Missing
or Missing
or Missing
or Missing
or Missing

Data for Primary Id


Data for Primary Id
Data for Primary Id
Data for Primary Id
Data for Primary Id

U1194
U1195

SCP (J1850) Invalid or Missing Data for Mirrors


SCP (J1850) Invalid or Missing Data for Mirrors

U1196
U1197
U1198
U1199
U1200
U1201

SCP (J1850) Invalid or Missing Data for Door Locks


SCP (J1850) Invalid or Missing Data for Door Locks
SCP (J1850) Invalid or Missing Data for External Access (Doors)
SCP (J1850) Invalid or Missing Data for External Access (Doors)
SCP (J1850) Invalid or Missing Data for Seat Motion / Control
SCP (J1850) Invalid or Missing Data for Seat Motion / Control

U1202
U1203

SCP (J1850) Invalid or Missing Data for Windows


SCP (J1850) Invalid or Missing Data for Windows

U1204
U1205
U1206
U1207
U1208

SCP (J1850) Invalid or Missing Data for Steering Column


SCP (J1850) Invalid or Missing Data for Steering Column
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Seat Switches

U1209
U1210
U1211
U1212
U1213
U1214
U1215
U1216
U1217

SCP (J1850) Invalid or Missing Data for Seat Switches


SCP (J1850) Invalid or Missing Data for Restraints
SCP (J1850) Invalid or Missing Data for Restraints
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for External Lamp Outage
SCP (J1850) Invalid or Missing Data for External Lamp Outage

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U1218

SCP (J1850) Invalid or Missing Data for External Lamps

U1219
U1220
U1221
U1222
U1223
U1224

SCP (J1850) Invalid or Missing Data for External Lamps


SCP (J1850) Invalid or Missing Data for Interior Lamp Outage
SCP (J1850) Invalid or Missing Data for Interior Lamp Outage
SCP (J1850) Invalid or Missing Data for Interior Lamps
SCP (J1850) Invalid or Missing Data for Interior Lamps
SCP (J1850) Invalid or Missing Data for Primary Id

U1225
U1226
U1227
U1228

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Body Status Request
SCP (J1850) Invalid or Missing Data for Body Status Request
SCP (J1850) Invalid or Missing Data for Tires

U1229
U1230
U1231
U1232

SCP (J1850) Invalid or Missing Data for Tires


SCP (J1850) Invalid or Missing Data for Electric Defrost
SCP (J1850) Invalid or Missing Data for Electric Defrost
SCP (J1850) Invalid or Missing Data for Navigation

U1233
U1234
U1235
U1236

SCP (J1850) Invalid or Missing Data for Navigation


SCP (J1850) Invalid or Missing Data for Displays
SCP (J1850) Invalid or Missing Data for Displays
SCP (J1850) Invalid or Missing Data for Memory Storage

U1237
U1238
U1239
U1240

SCP (J1850) Invalid or Missing Data for Memory Storage


SCP (J1850) Invalid or Missing Data for Experimental #4
SCP (J1850) Invalid or Missing Data for Experimental #4
SCP (J1850) Invalid or Missing Data for Primary Id

U1241
U1242
U1243

SCP (J1850) Invalid or Missing Data for Primary Id


SCP (J1850) Invalid or Missing Data for Exterior Environment
SCP (J1850) Invalid or Missing Data for Exterior Environment

U1244
U1245
U1246
U1247

SCP (J1850) Invalid or Missing Data for Interior Environment


SCP (J1850) Invalid or Missing Data for Interior Environment
SCP (J1850) Invalid or Missing Data for Primary Id
SCP (J1850) Invalid or Missing Data for Primary Id

U1248
U1249
U1250
U1251

SCP (J1850) Invalid or Missing Data for Time / Date


SCP (J1850) Invalid or Missing Data for Time / Date
SCP (J1850) Invalid or Missing Data for Vehicle Id (VIN)
SCP (J1850) Invalid or Missing Data for Vehicle Id (VIN)

U1252
U1253
U1254
U1255
U1260

SCP (J1850) Invalid or Missing Data for Class A Functions


SCP (J1850) Invalid or Missing Data for Class A Functions
SCP (J1850) Invalid or Missing Data for Network Control
SCP (J1850) Invalid or Missing Data for Network Control
SCP (J1850) Single Ended (+) Circuit Failure

U1261
U1262

SCP (J1850) Single Ended (-) Circuit Failure


SCP (J1850) Communication Bus Fault

U1308
U1341
U1430
U1451
U1612
U1736
U1750
U1794
U1797

SCP (J1850) Invalid or Missing Data for Function Read Engine


Torque
SCP (J1850) Invalid or Missing Data for Function Read Vehicle
Speed
SCP (J1850) Invalid or Missing Data for Function Read Fuel
System
SCP (J1850) Invalid or Missing Data for Function Read Audible
Warnings /Anti-Theft Module, Vehicle Immobilized
SCP (J1850) Lack of Acknowledgment for Primary Id
SCP (J1850) Lack of Acknowledgment for Telltales
SCP (J1850) Lack of Acknowledgment for Audible Warnings
SCP (J1850) Lack of Acknowledgment for Mirrors

U1806
U1900

SCP (J1850) Lack of Acknowledgment for Door Locks


SCP (J1850) Lack of Acknowledgment for External Access
(Doors)
SCP (J1850) Lack of Acknowledgment for Primary Id
CAN Communication Bus Fault

U1950
U2000
U2001
U2002
U2003

UPB Communication Bus Fault


Audio Rear Control Unit is Not Responding
Audio Tape Deck Unit is Not Responding
Audio Bezel is Not Responding
Audio Compact Disk / Disk Jockey Unit is Not Responding

U1798

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U2004

Audio Steering Wheel Control Unit is Not Responding

U2005
U2006
U2007
U2008
U2009
U2010

Audio Rear Integrated Control Panel Unit is Not Responding


Audio Remote Climate Control Unit is Not Responding
Audio Navigation Unit is Not Responding
Audio Phone is Not Responding
Audio Front Control Module (ACM) is Not Responding
Module is Not Responding (Non SCP)

U2011
U2012
U2013
U2014

Module Transmitted Invalid Data (Non SCP)


Communication Bus Error (Non SCP)
Compass Module is not Responding
Audio Subwoofer Unit is Not Responding

U2015
U2016
U2017
U2018

Signal Link Fault (Non SCP)


Signal Link Short to Ground (Non SCP) / From NGV Module
Driver Side Crash Sensor Communication Fault (Non SCP)
Passenger Side Crash Sensor Communication Fault (Non SCP)

U2019
U2020
U2021
U2150

Audio Voice Module Not Responding


Audio Center Amp is not responding
Invalid /fault data received (Non SCP)
SCP (J1850) Invalid Data from REM

U2152
U2160
U2195
U2500
Thanks to D.Andrews for his help.

&'
,
%

SCP (J1850) Invalid Data from GEM


SCP (J1850) Invalid Data from IC
SCP (J1850) Invalid Data from SCLM
(CAN) Lack of Acknowledgement From Engine Management

(
) *(
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. &'

(
)

06/04/2015 15:10

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