Network Communication Codes (U0XXX)
Complete list of network communication diagnostic trouble codes (U0XXX). Browse codes for CAN bus and module communication issues.
Popular Network Communication Codes
U0121
Lost Communication with ABS
Lost Communication with Anti-Lock Brake System Control Module
U0202
Lost Communication with Instrument Panel
Lost Communication with Instrument Panel Control Module
U0300
Lost Communication with Infotainment
Lost Communication with Infotainment Control Module
Complete Network Codes Index
Browse all available network communication diagnostic trouble codes (U0XXX) organized by series:
U0XXX Network Communication Systems
U0100
U0100 indicates a communication failure with the ECM/PCM.
U0101
U0101 means there's a communication issue between your car's engine and trans...
U0102
U0102 indicates a loss of communication between the ECM and TCM.
U0103
U0103 indicates a lost communication with the Transmission Control Module.
U0104
U0104 indicates a communication loss between the ECM and TCM, potentially lea...
U0105
The U0105 code signifies lost communication with the Transmission Control Mod...
U0106
U0106 indicates a communication failure between the Engine Control Module and...
U0107
DTC U0107 indicates a lost communication with the throttle/pedal position sen...
U0108
DTC U0108 means there is a communication issue between the engine control mod...
U0109
U0109 signifies a communication failure with the fuel pump control module,
U010A
U010A signifies a lost connection between the ECM and the fuel pump control m...
U010B
U010B indicates a communication failure between the ECM and TCM.
U010C
U010C indicates a communication failure between the engine control module and...
U010D
U010D indicates a communication failure between the ECM and TCM.
U010E
U010E indicates a communication failure between the ECM and TCM.
U010F
U010F indicates a loss of communication with the Fuel Pump Control Module.
U0110
U0110 indicates a lost communication issue with the fuel level sensor.
U0111
DTC U0111 indicates a communication failure between the ECM and TCM.
U0112
DTC U0112 denotes a communication failure between the ECM and the ABS module.
U0113
U0113 indicates a communication failure between the TCM and ECM.
U0114
U0114 means there's a communication failure between the ECM and BCM.
U0115
U0115 signifies a communication failure between the ECM and the fuel pump con...
U0116
U0116 means lost communication with the fuel pump control module.
U0117
U0117 signifies lost communication with the fuel pump control module,
U0118
U0118 indicates a lost communication with the fuel pump control module,
U0119
DTC U0119 means there’s a communication error with the fuel level sensor.
U011A
U011A indicates a loss of communication with the Battery Energy Control Modul...
U011B
U011B indicates a loss of communication with the ABS control module.
U011C
U011C indicates a communication failure between the ECM and the BECM.
U011D
U011D indicates a communication failure between the vehicle's computer and th...
U011E
U011E indicates lost communication with the Battery Energy Control Module.
U011F
DTC U011F signifies lost communication with the Hybrid Battery Control Module.
U0120
U0120 indicates a loss of communication between vehicle control modules,
U0121
U0121 indicates a communication failure between the ECM and VDCM.
U0122
U0122 indicates a loss of communication with the Vehicle Dynamics Control Mod...
U0123
U0123 means there's a communication failure between the ECU and the vehicle d...
U0124
U0124 indicates a loss of communication between the ECM and the ABS control m...
U0125
DTC U0125 indicates a communication loss between the steering angle sensor an...
U0126
U0126 indicates a loss of communication between the ECM and TCM.
U0127
U0127 signifies a lost communication with the Electric Power Steering Control...
U0128
U0128 indicates a communication loss with the EPS module.
U0129
DTC U0129 signifies a communication failure between the ECM and EPS module,
U012A
U012A indicates a communication failure with the steering angle sensor module.
U012B
U012B indicates a loss of communication between the Engine Control Module and...
U012C
U012C indicates a communication issue between the ECM and ABS control module.
U012D
U012D signifies a communication failure with the steering angle sensor.
U012E
DTC U012E indicates a communication failure between control modules in your v...
U012F
U012F indicates a lost communication with the steering angle sensor module.
U0130
U0130 indicates a communication failure with the Body Control Module.
U0131
DTC U0131 signifies a communication error with the battery energy control mod...
U0132
U0132 indicates a lost communication with the steering angle sensor,
U0133
U0133 indicates a communication breakdown between the Powertrain Control Modu...
U0134
The DTC U0134 code indicates a loss of communication with the Body Control Mo...
U0135
U0135 means there's a communication problem between the vehicle's control mod...
U0136
DTC U0136 signifies a communication failure with the Steering Angle Sensor Mo...
U0137
U0137 indicates a loss of communication between the engine control module and...
U0138
U0138 indicates a communication failure with the Vehicle Control Module.
U0139
U0139 signifies a communication breakdown with the Vehicle Dynamics Control M...
U013A
U013A indicates a loss of communication with the Body Control Module (BCM).
U013B
U013B signifies a loss of communication with the steering angle sensor,
U013C
U013C signifies a communication failure with the steering angle sensor module...
U013D
U013D indicates a communication failure with the Battery Energy Control Module.
U013E
DTC U013E indicates a communication loss with the steering angle sensor module.
U013F
U013F indicates a communication error with the Battery Energy Control Module,...
U0140
U0140 indicates a loss of communication with the Body Control Module,
U0141
U0141 indicates a communication loss between the ECM and BCM.
U0142
Indicates a loss of communication between the vehicle's onboard diagnostic sy...
U0143
Indicates the ECM has lost communication with the BCM, which can lead to vari...
U0144
U0144 indicates a lost communication with the Body Control Module.
U0145
U0145 indicates a communication failure between the PCM and the door control ...
U0146
U0146 indicates a lost communication error between the ECM and BCM.
U0147
DTC U0147 indicates a communication error between the Body Control Module and...
U0148
DTC U0148 signifies a failure to communicate with the Body Control Module,
U0149
DTC U0149 means there's a communication failure between the Engine Control Mo...
U014A
DTC U014A indicates a communication failure between the BCM and PCM.
U014B
U014B indicates a loss of communication with the Body Control Module (BCM).
U014C
U014C indicates a communication failure between the vehicle's ECU and the BCM.
U014D
U014D signifies a lost communication with the Body Control Module (BCM).
U014E
U014E indicates a communication failure between vehicle control modules.
U014F
U014F signifies a lost communication with the Body Control Module,
U0150
U0150 indicates a lost communication with the Instrument Panel Cluster.
U0151
U0151 signifies a communication failure between the Body Control Module and o...
U0152
U0152 indicates a communication issue with the Body Control Module.
U0153
U0153 indicates a communication failure with the Vehicle Dynamics Control Mod...
U0154
The DTC U0154 code signifies a loss of communication between the vehicle's co...
U0155
U0155 indicates a communication loss between the engine control module and th...
U0156
DTC U0156 indicates a communication failure between the Body Control Module a...
U0157
DTC U0157 signifies a communication failure between the ECM and BCM.
U0158
U0158 indicates a communication failure with the Instrument Panel Control Mod...
U0159
U0159 indicates a communication failure between the ECM and BCM.
U015A
U015A signifies a communication failure with the Body Control Module,
U015B
U015B indicates a lost communication with the Body Control Module (BCM).
U015C
U015C indicates a communication failure with the Body Control Module (BCM).
U015D
U015D indicates a loss of communication with the instrument cluster,
U015E
DTC U015E indicates a communication issue with the vehicle's Instrument Panel...
U015F
U015F indicates a loss of communication with the Instrument Panel Cluster.
U0160
U0160 indicates a communication malfunction between vehicle control modules.
U0161
DTC U0161 indicates a communication failure between control modules in your v...
U0162
U0162 indicates a communication failure between your vehicle's powertrain con...
U0163
U0163 means there's a lost communication with the body control module.
U0164
U0164 indicates a communication failure between the Engine Control Module and...
U0165
U0165 indicates a lost communication signal between the engine and body contr...
U0166
DTC U0166 signifies that there is a communication issue between the vehicle's...
U0167
Indicates a loss of communication with the body control module (BCM) of your ...
U0168
U0168 indicates a communication failure between the steering column control m...
U0169
U0169 indicates a communication failure between the engine control module and...
U016A
U016A indicates a lost communication with the seat control module.
U016B
U016B indicates a communication failure between the Engine Control Module and...
U016C
U016C indicates a communication failure between vehicle control modules,
U016D
U016D indicates a communication error between the Body Control Module and oth...
U016E
DTC U016E is a diagnostic trouble code that indicates a communication issue b...
U016F
U016F signifies a communication failure between vehicle control modules.
U0170
U0170 indicates a communication issue between the Engine Control Module and t...
U0171
DTC U0171 signifies a communication failure between the engine control module...
U0172
U0172 indicates a communication failure between the ECM and the fuel level se...
U0173
U0173 signifies a communication error between the instrument cluster and the ...
U0174
U0174 indicates a lost communication with the Body Control Module (BCM),
U0175
DTC U0175 indicates a communication error between the Engine Control Module a...
U0176
U0176 indicates a communication failure between the engine control module and...
U0177
U0177 indicates a communication issue between the Body Control Module and ano...
U0178
U0178 means there's a communication issue between the ECM and the fuel pump c...
U0179
The diagnostic trouble code (DTC) U0179 indicates a communication breakdown b...
U017A
Indicates a communication issue between the Body Control Module (BCM) and the...
U017B
U017B signals a communication issue between the PCM and RCM, affecting airbag...
U017C
U017C is a communication error code indicating a fault in the vehicle's data ...
U017D
U017D indicates a communication failure between vehicle control modules.
U017E
U017E indicates a communication loss between vehicle control modules.
U017F
U017F indicates a lost communication with the Vehicle Communication Module.
U0180
U0180 indicates a communication failure between vehicle modules.
U0181
DTC U0181 indicates a communication failure between the Instrument Cluster an...
U0182
U0182 indicates a loss of communication between the Body Control Module and t...
U0183
U0183 indicates a communication issue between the ECM and BCM.
U0184
U0184 indicates a communication failure between the Instrument Cluster and th...
U0185
The U0185 code indicates a communication issue with the vehicle's bus 'A' net...
U0186
U0186 indicates a communication failure between the main control unit and the...
U0187
DTC U0187 indicates a communication breakdown between the ECM and ABS module ...
U0188
U0188 indicates a communication loss between the vehicle's control modules.
U0189
U0189 indicates a communication loss between the OBD-II system and the ABS co...
U018A
U018A indicates a communication error between the PCM and the instrument clus...
U018B
U018B signifies a communication error with the body control module,
U018C
U018C is a communication error with the Body Control Module.
U018D
DTC U018D indicates a communication failure between the BCM and PCM.
U018E
U018E indicates a communication error in the vehicle's network,
U018F
U018F indicates a communication error between vehicle modules.
U0190
U0190 indicates a communication failure between control modules in your vehicle.
U0191
DTC U0191 signifies a communication failure between the ECM and VDCM,
U0192
U0192 signifies a communication error between vehicle control modules.
U0193
U0193 indicates a communication failure between the vehicle's control module ...
U0194
U0194 indicates a communication problem with the fuel level sensor.
U0195
U0195 means there's a communication problem between the ECM and BCM.
U0196
DTC U0196 is a communication error code indicating that the PCM is not receiv...
U0197
U0197 indicates a communication failure between the ECM and the fuel pump con...
U0198
U0198 indicates a communication failure with the fuel pump control module.
U0199
U0199 signifies a communication failure between the ECM and BCM in your vehicle.
U0200
U0200 indicates lost communication between control modules in your vehicle.
U0201
U0201 indicates a communication breakdown between the ECM and TCM.
U0202
U0202 indicates a communication error between the ECM and TCM.
U0203
Indicates a lost communication issue between the Engine Control Module (ECM) ...
U0204
U0204 means there's a communication issue with the vehicle's control modules,...
U0205
U0205 indicates a communication issue between the ECM and TCM.
U0206
U0206 indicates a communication failure between vehicle control modules.
U0207
U0207 means lost communication with the transmission control module.
U0208
U0208 indicates a lost communication with the seat control module,
U0209
U0209 means there's a communication failure between the ECM and BCM.
U020A
U020A indicates a communication failure between the Engine Control Module and...
U020B
U020B signifies a communication failure between control modules in your vehicle.
U020C
U020C indicates a communication failure between the ECU and another vehicle c...
U020D
U020D signifies a communication problem between control modules.
U020E
U020E means there is a communication failure with the Vehicle Dynamics Contro...
U020F
U020F indicates a communication issue between control modules in your vehicle.
U0210
The U0210 code signifies a communication issue with the Vehicle Dynamic Contr...
U0211
U0211 indicates a communication error between control modules.
U0212
U0212 means there's a communication error between control modules.
U0213
U0213 indicates a communication failure between vehicle control modules.
U0214
DTC U0214 indicates a communication failure between vehicle control modules.
U0215
U0215 indicates a lost communication with the Body Control Module,
U0216
U0216 signifies lost communication between the ECM and BCM, impacting various...
U0217
DTC U0217 indicates a communication issue between the vehicle's control modul...
U0218
DTC U0218 signifies a communication failure within your vehicle's control mod...
U0219
U0219 indicates a communication failure between vehicle modules,
U021A
U021A indicates a communication error between control modules,
U021B
DTC U021B indicates a communication failure between the Engine Control Module...
U021C
U021C indicates a communication failure in the vehicle's CAN bus system,
U021D
U021D indicates a lost communication with the hybrid battery control module.
U021E
U021E means there's a lost communication with your fuel pump control module.
U021F
U021F means lost communication with the Battery Energy Control Module (BECM).
U0220
U0220 indicates a communication issue between vehicle modules,
U0221
U0221 indicates a communication failure with the Vehicle Dynamics Control Mod...
U0222
U0222 indicates a communication error in the vehicle's network.
U0223
U0223 signifies lost communication with the Body Control Module,
U0224
U0224 means there's a lost communication between the Engine Control Module an...
U0225
U0225 signifies a communication failure with the steering angle sensor module.
U0226
U0226 indicates a communication fault between vehicle modules,
U0227
DTC U0227 indicates a communication error within the vehicle's control modules.
U0228
U0228 signifies a communication failure in the power steering control module.
U0229
U0229 signifies a communication breakdown with the steering angle sensor.
U022A
U022A indicates a communication error between vehicle control modules.
U022B
DTC U022B indicates a communication failure between the body control module a...
U022C
U022C indicates a communication error with the instrument cluster.
U022D
U022D indicates a communication failure between vehicle control modules.
U022E
U022E represents a communication issue between the vehicle's ECM and audio am...
U022F
U022F indicates a communication failure with the steering column control module.
U0230
U0230 indicates a communication failure with the Vehicle Dynamics Control Mod...
U0231
DTC U0231 signifies a communication failure with a vehicle control module,
U0232
U0232 means there's a communication failure between the engine control module...
U0233
U0233 indicates a communication failure between the PCM and another module.
U0234
U0234 indicates a lost communication with the control module, affecting overa...
U0235
U0235 indicates a communication failure with the Vehicle Communication Interf...
U0236
U0236 indicates a communication failure with the seat control module.
U0237
U0237 signifies a communication failure between the Engine Control Module and...
U0238
U0238 means there is a communication failure with the Battery Energy Control ...
U0239
U0239 indicates a communication failure between the Engine Control Module and...
U023A
U023A indicates a communication failure with the Battery Energy Control Module.
U023B
U023B indicates a communication failure between the ECM and the fuel pump con...
U023C
DTC U023C indicates a communication failure with the driver side door module.
U023D
U023D indicates a communication error with the steering angle sensor.
U023E
U023E indicates a loss of communication with a vital vehicle communication in...
U023F
DTC U023F indicates a communication problem between your vehicle's control mo...
U0240
U0240 indicates a communication failure between control modules.
U0241
U0241 indicates a loss of communication with the ABS module, affecting vehicl...
U0242
U0242 indicates a communication error between vehicle control modules.
U0243
The U0243 code indicates a communication failure between the powertrain contr...
U0244
U0244 signifies a communication issue between vehicle control modules,
U0245
U0245 means there's a communication failure with the Vehicle Control Module A.
U0246
U0246 indicates a communication error with the Steering Angle Sensor.
U0247
U0247 indicates a communication loss with the Body Control Module.
U0248
DTC U0248 indicates a communication failure between the Engine Control Module...
U0249
U0249 indicates a lost communication issue between vehicle control modules,
U024A
U024A indicates a communication problem with the steering angle sensor.
U024B
U024B indicates a communication error between vehicle control modules.
U024C
The U024C code means there's a communication failure between the vehicle's co...
U024D
DTC U024D signifies a lost communication with the hybrid control module in ce...
U024E
U024E signifies a lost communication with vehicle control modules.
U024F
DTC U024F indicates a loss of communication with the steering angle sensor,
U0250
DTC U0250 signifies a communication failure with the Body Control Module (BCM).
U0251
U0251 indicates a communication error between control modules in your vehicle.
U0252
DTC U0252 signifies a loss of communication with a module in the vehicle's ne...
U0253
U0253 indicates a communication failure with the Body Control Module (BCM).
U0254
U0254 indicates a lost communication signal between the ECM and BCM.
U0255
The diagnostic trouble code (DTC) U0255 indicates a loss of communication wit...
U0256
DTC U0256 indicates a communication failure between the powertrain control mo...
U0257
U0257 indicates a communication issue with the power steering control module.
U0258
Indicates a communication problem between the vehicle's electronic control un...
U0259
U0259 signifies lost communication with the Body Control Module,
U025A
U025A indicates a communication failure between the ECM and BCM.
U025B
DTC U025B indicates a communication fault between the PCM and another module,...
U025C
DTC U025C signifies a communication issue between control modules,
U025D
U025D signifies a lost communication between the ECM and SCCM.
U025E
U025E indicates a loss of communication with the steering angle sensor,
U025F
U025F indicates a loss of communication between vehicle control modules,
U0260
DTC U0260 indicates a loss of communication with the Hybrid Powertrain Contro...
U0261
DTC U0261 indicates a communication problem with a vehicle's control module,
U0262
U0262 indicates a communication failure between the ECM and another control m...
U0263
U0263 indicates a communication error in the electric power steering system.
U0264
DTC U0264 indicates a communication issue between vehicle control modules.
U0265
U0265 means there's a communication issue between the ECM and BCM.
U0266
U0266 indicates a communication error in the electric power steering system.
U0267
Indicates a communication issue between the Engine Control Module (ECM) and t...
U0268
U0268 indicates a communication failure between vehicle control modules.
U0269
The U0269 code means there's a communication loss between the ECM and BCM.
U026A
DTC U026A indicates a communication problem between the ECM and TCM.
U026B
The U026B code indicates a communication failure between control modules in y...
U026C
U026C indicates a loss of communication with a control module in your vehicle.
U026D
U026D indicates a communication error between vehicle control modules.
U026E
The U026E code signifies a communication failure between the ECM and BCM.
U026F
U026F indicates a communication failure between vehicle control modules.
U0270
DTC U0270 indicates a communication failure between control modules in your v...
U0271
U0271 indicates a communication failure between control modules in your vehicle.
U0272
U0272 means there's a communication breakdown between the ECM and BCM.
U0273
U0273 signifies a communication failure between vehicle control modules.
U0274
U0274 indicates a communication failure between the steering column control m...
U0275
U0275 indicates a communication error between control modules in your vehicle.
U0276
U0276 means there's a communication issue with the steering column control mo...
U0277
DTC U0277 signifies a communication failure between the ECM and ATCM.
U0278
U0278 points to a communication failure between the ECM and BCM.
U0279
DTC U0279 indicates a communication failure between the body control module a...
U027A
U027A indicates a communication issue between vehicle modules.
U027B
Indicates a communication issue between the vehicle's control modules.
U027C
U027C indicates a communication issue between vehicle control modules.
U027D
Lost communication with the Body Control Module, indicating potential electri...
U027E
U027E indicates a loss of communication with the Electric Power Steering module.
U027F
U027F indicates a communication failure between the EPS control module and th...
U0280
U0280 means there's a communication failure between vehicle control modules.
U0281
Indicates there is a communication problem with a specific vehicle control mo...
U0282
U0282 indicates a communication failure between the ECM and BCM.
U0283
U0283 signifies a communication error within the vehicle's CAN bus,
U0284
DTC U0284 signifies a communication failure between vehicle modules.
U0285
U0285 indicates a loss of communication with a vehicle control module.
U0286
The U0286 code indicates a communication error between control modules in you...
U0287
U0287 indicates a lost communication with the vehicle control module.
U0288
U0288 indicates a communication issue between control modules in your vehicle.
U0289
U0289 indicates a lost communication with a vehicle control module.
U028A
U028A indicates a communication failure between vehicle control modules.
U028B
U028B signifies a communication error with a control module in your vehicle,
U028C
Indicates a loss of communication with the Body Control Module (BCM).
U028D
U028D indicates a communication failure between vehicle modules.
U028E
U028E indicates a communication issue between vehicle control modules.
U028F
U028F indicates a communication failure between control modules in your vehicle.
U0290
DTC U0290 indicates a communication failure between the vehicle's control mod...
U0291
U0291 means there's a communication failure between your vehicle's ECM and an...
U0292
Indicates there is a communication issue between the vehicle's control modules.
U0293
U0293 means there's a communication failure with the steering angle sensor.
U0294
U0294 indicates a communication failure with the Battery Energy Control Module.
U0295
U0295 indicates a loss of communication with the power steering control modul...
U0296
DTC U0296 indicates a loss of communication with the steering angle sensor,
U0297
DTC U0297 indicates a lost communication with the battery energy control module.
U0298
DTC U0298 indicates a communication problem between the ECM and the EPSCM,
U0299
U0299 signifies a lost communication with the seat control module,
U0300
U0300 indicates a communication error between vehicle control modules.
U0301
U0301 indicates invalid data from a control module, often related to communic...
U0302
U0302 signifies that the engine control module has received invalid data from...
U0303
U0303 signifies a software incompatibility issue between control modules.
U0304
U0304 indicates a software version issue in the vehicle's control module.
U0305
DTC U0305 signifies a communication issue with a control module in your vehicle.
U0306
DTC U0306 indicates a communication issue between the PCM and other vehicle m...
U0307
The U0307 code means there's invalid data received from a vehicle control mod...
U0308
DTC U0308 indicates a communication error between the engine control module a...
U0309
U0309 indicates a software incompatibility issue between vehicle modules.
U030A
U030A means the vehicle's control module is not communicating properly.
U030B
U030B indicates a communication error between the ECM and another control mod...
U030C
U030C indicates a communication error between control modules in your vehicle.
U030D
U030D indicates invalid data received from a control module, resulting in pot...
U030E
U030E indicates a communication error between vehicle control modules.
U030F
U030F means a communication error between control modules, often due to softw...
U0310
U0310 indicates a communication error between vehicle control modules.
U0311
U0311 indicates a communication problem between vehicle control modules.
U0312
U0312 indicates a communication failure between the ECM and BCM.
U0313
U0313 indicates invalid data from the body control module, affecting vehicle ...
U0314
U0314 indicates a communication error between vehicle control modules.
U0315
U0315 indicates that the vehicle's control module is receiving invalid data f...
U0316
DTC U0316 indicates an issue with invalid data being received from the vehicl...
U0317
U0317 means your vehicle's ECM is receiving invalid data from the BCM,
U0318
U0318 indicates a communication error between the body control module and oth...
U0319
The DTC U0319 is a diagnostic trouble code indicating that the vehicle's cont...
U031A
DTC U031A signifies a communication failure within the vehicle's network,
U031B
U031B indicates a communication failure with Control Module A in your vehicle.
U031C
U031C indicates a communication error between vehicle control modules.
U031D
DTC U031D indicates a communication fault between vehicle control modules,
U031E
U031E indicates a communication issue between control modules,
U031F
U031F indicates a communication issue between control modules regarding the s...
U0320
U0320 means there's a communication failure with the Vehicle Dynamics Control...
U0321
U0321 indicates a communication error between the powertrain control module a...
U0322
The U0322 code indicates a communication failure between control modules in y...
U0323
Indicates a communication failure between the Engine Control Module (ECM) and...
U0324
DTC U0324 indicates a loss of communication with one or more vehicle control ...
U0325
DTC U0325 indicates a communication issue within the vehicle’s transmission c...
U0326
DTC U0326 signals a communication error between the power steering control mo...
U0327
DTC U0327 indicates a communication error between the battery energy control ...
U0328
DTC U0328 indicates a communication failure between control modules in your v...
U0329
DTC U0329 refers to a communication failure between the Engine Control Module...
U032A
U032A indicates a communication issue with a control module in your vehicle.
U032B
U032B indicates a communication issue between vehicle control modules,
U032C
U032C indicates a communication error between the steering angle sensor and t...
U032D
U032D indicates a communication issue within the vehicle's network.
U032E
U032E indicates a communication error within the vehicle's control modules re...
U032F
The U032F code signifies a communication issue between vehicle control modules.
U0330
DTC U0330 signifies a communication fault between vehicle control modules.
U0331
U0331 indicates a communication issue between vehicle control modules.
U0332
U0332 indicates a communication issue with the body control module.
U0333
The U0333 code signifies a communication error with the body control module.
U0334
U0334 indicates a communication error with the Body Control Module in your ve...
U0335
U0335 indicates a communication error with the body control module.
U0336
DTC U0336 indicates a communication error between the vehicle's control modules.
U0337
U0337 indicates a communication problem between the Body Control Module and o...
U0338
U0338 indicates a communication failure with the Battery Energy Control Module.
U0339
U0339 indicates a lost communication with the Body Control Module,
U0400
U0400 indicates a communication error between control modules in your vehicle.
U0401
The U0401 code indicates that the vehicle's control modules are not communica...
U0402
The U0402 code indicates that the ECM/PCM has received invalid data from anot...
U0403
DTC U0403 indicates that the Engine Control Module (ECM) has detected invalid...
U0404
U0404 means invalid data received from a control module, often affecting perf...
U0405
The U0405 code indicates invalid data received from a vehicle control module,...
U0406
U0406 indicates invalid data received from a vehicle control module.
U0407
The diagnostic trouble code (DTC) U0407 indicates that the vehicle’s control ...
U0408
U0408 indicates invalid data received from the vehicle control module.
U0409
DTC U0409 indicates invalid data received from a control module within the ve...
U040A
U040A indicates a communication error between the PCM and TCM.
U040B
U040B indicates an invalid data signal from the Transmission Control Module.
U040C
U040C refers to a communication error between the engine control module and a...
U040D
U040D means that there's a communication error with the vehicle's control mod...
U040E
U040E indicates invalid data received from the ECM or PCM.
U040F
U040F indicates invalid data received from the TCM, affecting transmission op...
U0410
DTC U0410 indicates a communication issue between vehicle control modules.
U0411
U0411 indicates an invalid data message from the ABS module, affecting vehicl...
U0412
Indicates you could face safety risks if the braking system doesn't operate c...
U0413
DTC U0413 indicates an invalid data issue from the ABS or EBCM.
U0414
U0414 indicates invalid data received from the Vehicle Dynamics Control Module.
U0415
U0415 indicates an invalid data signal from the ABS module.
U0416
U0416 indicates invalid data received from a vehicle control module.
U0417
DTC U0417 signifies invalid data from the ABS module.
U0418
U0418 indicates an invalid data issue from the ABS module affecting vehicle s...
U0419
DTC U0419 shows that there's invalid data being received from the ABS,
U0500
DTC U0500 indicates a communication malfunction in the vehicle's network of c...
U0501
U0501 indicates a communication failure on the vehicle's Bus 'A'.
U0502
U0502 indicates a communication failure with the Battery Energy Control Module.
U0503
DTC U0503 indicates a communication error between control modules in your veh...
U0504
U0504 indicates a communication failure between vehicle control modules.
U0505
U0505 indicates a communication failure between the Transmission Control Modu...
U0506
U0506 indicates a communication fault between vehicle modules,
U0507
U0507 indicates a communication error between control modules in your vehicle.
U0508
U0508 indicates a communication error between the engine and transmission con...
U0509
U0509 means there's a communication error between the TCM and ECM,
U050A
U050A refers to a communication issue between control modules in your vehicle...
U050B
U050B indicates a communication error between vehicle control modules.
U050C
U050C indicates a communication error between control modules,
U050D
U050D indicates a communication error between the transmission control module...
U050E
U050E indicates a communication issue between control modules in your vehicle.
U050F
U050F indicates a communication error between the ECM and BECM.
U0510
DTC U0510 signifies a communication error between vehicle control modules.
U0511
U0511 indicates a communication error between the vehicle's control modules r...
U0512
U0512 indicates a communication error between vehicle modules.
U0513
U0513 indicates a communication error between vehicle control modules.
U0514
U0514 signifies a communication error between vehicle control modules.
U0515
U0515 indicates a communication issue between vehicle control modules.
U0516
U0516 indicates a communication error between control modules in your vehicle.
U0517
U0517 indicates a communication error between vehicle modules.
U0518
U0518 indicates a communication error in the CAN bus system.
U0519
U0519 indicates a communication error with the power steering control module.
U0600
U0600 indicates a communication error between the engine control unit and oth...
U0601
U0601 indicates a communication problem between vehicle control modules.
U0700
U0700 indicates a communication failure between the TCM and ECM,
U0800
U0800 indicates a communication error between vehicle control modules.