This list contains generic On Board Diagnostics trouble codes in the Netowrk category. These codes may not apply to all vehicles. It is best to confirm applicability with your vehicle's service literature. See the main article Table of OBD-II Codes for more information and context.
Generic Network DTCs U0001 High Speed CAN Communication Bus U0002 High Speed CAN Communication Bus Performance U0003 High Speed CAN Communication Bus (+) Open U0004 High Speed CAN Communication Bus (+) Low U0005 High Speed CAN Communication Bus (+) High U0006 High Speed CAN Communication Bus (-) Open U0007 High Speed CAN Communication Bus (-) Low U0008 High Speed CAN Communication Bus (-) High U0009 High Speed CAN Communication Bus (-) shorted to Bus (+) U0010 Medium Speed CAN Communication Bus U0011 Medium Speed CAN Communication Bus Performance U0012 Medium Speed CAN Communication Bus (+) Open U0013 Medium Speed CAN Communication Bus (+) Low U0014 Medium Speed CAN Communication Bus (+) High U0015 Medium Speed CAN Communication Bus (-) Open U0016 Medium Speed CAN Communication Bus (-) Low U0017 Medium Speed CAN Communication Bus (-) High U0018 Medium Speed CAN Communication Bus (-) shorted to Bus (+) U0019 Low Speed CAN Communication Bus U0020 Low Speed CAN Communication Bus Performance U0021 Low Speed CAN Communication Bus (+) Open U0022 Low Speed CAN Communication Bus (+) Low U0023 Low Speed CAN Communication Bus (+) High U0024 Low Speed CAN Communication Bus (-) Open U0025 Low Speed CAN Communication Bus (-) Low U0026 Low Speed CAN Communication Bus (-) High U0027 Low Speed CAN Communication Bus (-) shorted to Bus (+) U0028 Vehicle Communication Bus A U0029 Vehicle Communication Bus A Performance U0030 Vehicle Communication Bus A (+) Open U0031 Vehicle Communication Bus A (+) Low U0032 Vehicle Communication Bus A (+) High U0033 Vehicle Communication Bus A (-) Open U0034 Vehicle Communication Bus A (-) Low U0035 Vehicle Communication Bus A (-) High U0036 Vehicle Communication Bus A (-) shorted to Bus A (+) U0037 Vehicle Communication Bus B U0038 Vehicle Communication Bus B Performance U0039 Vehicle Communication Bus B (+) Open U0040 Vehicle Communication Bus B (+) Low U0041 Vehicle Communication Bus B (+) High U0042 Vehicle Communication Bus B (-) Open U0043 Vehicle Communication Bus B (-) Low U0044 Vehicle Communication Bus B (-) High U0045 Vehicle Communication Bus B (-) shorted to Bus B (+) U0046 Vehicle Communication Bus C U0047 Vehicle Communication Bus C Performance U0048 Vehicle Communication Bus C (+) Open U0049 Vehicle Communication Bus C (+) Low U0050 Vehicle Communication Bus C (+) High U0051 Vehicle Communication Bus C (-) Open U0052 Vehicle Communication Bus C (-) Low U0053 Vehicle Communication Bus C (-) High U0054 Vehicle Communication Bus C (-) shorted to Bus C (+) U0055 Vehicle Communication Bus D U0056 Vehicle Communication Bus D Performance U0057 Vehicle Communication Bus D (+) Open U0058 Vehicle Communication Bus D (+) Low U0059 Vehicle Communication Bus D (+) High U0060 Vehicle Communication Bus D (-) Open U0061 Vehicle Communication Bus D (-) Low U0062 Vehicle Communication Bus D (-) High U0063 Vehicle Communication Bus D (-) shorted to Bus D (+) U0064 Vehicle Communication Bus E U0065 Vehicle Communication Bus E Performance U0066 Vehicle Communication Bus E (+) Open U0067 Vehicle Communication Bus E (+) Low U0068 Vehicle Communication Bus E (+) High U0069 Vehicle Communication Bus E (-) Open U0070 Vehicle Communication Bus E (-) Low U0071 Vehicle Communication Bus E (-) High U0072 Vehicle Communication Bus E (-) shorted to Bus E (+) U0073 Control Module Communication Bus Off U0074 Reserved by Document U0075 Reserved by Document U0076 Reserved by Document U0077 Reserved by Document U0078 Reserved by Document U0079 Reserved by Document U0080 Reserved by Document U0081 Reserved by Document U0082 Reserved by Document U0083 Reserved by Document U0084 Reserved by Document U0085 Reserved by Document U0086 Reserved by Document U0087 Reserved by Document U0088 Reserved by Document U0089 Reserved by Document U0090 Reserved by Document U0091 Reserved by Document U0092 Reserved by Document U0093 Reserved by Document U0094 Reserved by Document U0095 Reserved by Document U0096 Reserved by Document U0097 Reserved by Document U0098 Reserved by Document U0099 Reserved by Document U0100 Lost Communication With ECM/PCM "A" U0101 Lost Communication with TCM U0102 Lost Communication with Transfer Case Control Module U0103 Lost Communication With Gear Shift Module U0104 Lost Communication With Cruise Control Module U0105 Lost Communication With Fuel Injector Control Module U0106 Lost Communication With Glow Plug Control Module U0107 Lost Communication With Throttle Actuator Control Module U0108 Lost Communication With Alternative Fuel Control Module U0109 Lost Communication With Fuel Pump Control Module U0110 Lost Communication With Drive Motor Control Module U0111 Lost Communication With Battery Energy Control Module "A" U0112 Lost Communication With Battery Energy Control Module "B" U0113 Lost Communication With Emissions Critical Control Information U0114 Lost Communication With Four-Wheel Drive Clutch Control Module U0115 Lost Communication With ECM/PCM "B" U0116 Reserved by Document U0117 Reserved by Document U0118 Reserved by Document U0119 Reserved by Document U0120 Reserved by Document U0121 Lost Communication With Anti-Lock Brake System (ABS) Control Module U0122 Lost Communication With Vehicle Dynamics Control Module U0123 Lost Communication With Yaw Rate Sensor Module U0124 Lost Communication With Lateral Acceleration Sensor Module U0125 Lost Communication With Multi-axis Acceleration Sensor Module U0126 Lost Communication With Steering Angle Sensor Module U0127 Lost Communication With Tire Pressure Monitor Module U0128 Lost Communication With Park Brake Control Module U0129 Lost Communication With Brake System Control Module U0130 Lost Communication With Steering Effort Control Module U0131 Lost Communication With Power Steering Control Module U0132 Lost Communication With Ride Level Control Module U0133 Reserved by Document U0134 Reserved by Document U0135 Reserved by Document U0136 Reserved by Document U0137 Reserved by Document U0138 Reserved by Document U0139 Reserved by Document U0140 Lost Communication With Body Control Module U0141 Lost Communication With Body Control Module "A" U0142 Lost Communication With Body Control Module "B" U0143 Lost Communication With Body Control Module "C" U0144 Lost Communication With Body Control Module "D" U0145 Lost Communication With Body Control Module "E" U0146 Lost Communication With Gateway "A" U0147 Lost Communication With Gateway "B" U0148 Lost Communication With Gateway "C" U0149 Lost Communication With Gateway "D" U0150 Lost Communication With Gateway "E" U0151 Lost Communication With Restraints Control Module U0152 Lost Communication With Side Restraints Control Module U0153 Lost Communication With Side Restraints Control Module U0154 Lost Communication With Restraints Occupant Sensing Control Module U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module U0156 Lost Communication With Information Center "A" U0157 Lost Communication With Information Center "B" U0158 Lost Communication With Head Up Display U0159 Lost Communication With Parking Assist Control Module U0160 Lost Communication With Audible Alert Control Module U0161 Lost Communication With Compass Module U0162 Lost Communication With Navigation Display Module U0163 Lost Communication With Navigation Control Module U0164 Lost Communication With HVAC Control Module U0165 Lost Communication With HVAC Control Module U0166 Lost Communication With Auxiliary Heater Control Module U0167 Lost Communication With Vehicle Immobilizer Control Module U0168 Lost Communication With Vehicle Security Control Module U0169 Lost Communication With Sunroof Control Module U0170 Lost Communication With "Restraints System Sensor A" U0171 Lost Communication With "Restraints System Sensor B" U0172 Lost Communication With "Restraints System Sensor C" U0173 Lost Communication With "Restraints System Sensor D" U0174 Lost Communication With "Restraints System Sensor E" U0175 Lost Communication With "Restraints System Sensor F" U0176 Lost Communication With "Restraints System Sensor G" U0177 Lost Communication With "Restraints System Sensor H" U0178 Lost Communication With "Restraints System Sensor I" U0179 Lost Communication With "Restraints System Sensor J" U0180 Lost Communication With Automatic Lighting Control Module U0181 Lost Communication With Headlamp Leveling Control Module U0182 Lost Communication With Lighting Control Module U0183 Lost Communication With Lighting Control Module U0184 Lost Communication With Radio U0185 Lost Communication With Antenna Control Module U0186 Lost Communication With Audio Amplifier U0187 Lost Communication With Digital Disc Player/Changer Module "A" U0188 Lost Communication With Digital Disc Player/Changer Module "B" U0189 Lost Communication With Digital Disc Player/Changer Module "C" U0190 Lost Communication With Digital Disc Player/Changer Module "D" U0191 Lost Communication With Television U0192 Lost Communication With Personal Computer U0193 Lost Communication With "Digital Audio Control Module A" U0194 Lost Communication With "Digital Audio Control Module B" U0195 Lost Communication With Subscription Entertainment Receiver Module U0196 Lost Communication With Rear Seat Entertainment Control Module U0197 Lost Communication With Telephone Control Module U0198 Lost Communication With Telematic Control Module U0199 Lost Communication With "Door Control Module A" U0200 Lost Communication With "Door Control Module B" U0201 Lost Communication With "Door Control Module C" U0202 Lost Communication With "Door Control Module D" U0203 Lost Communication With "Door Control Module E" U0204 Lost Communication With "Door Control Module F" U0205 Lost Communication With "Door Control Module G" U0206 Lost Communication With Folding Top Control Module U0207 Lost Communication With Movable Roof Control Module U0208 Lost Communication With "Seat Control Module A" U0209 Lost Communication With "Seat Control Module B" U0210 Lost Communication With "Seat Control Module C" U0211 Lost Communication With "Seat Control Module D" U0212 Lost Communication With Steering Column Control Module U0213 Lost Communication With Mirror Control Module U0214 Lost Communication With Remote Function Actuation U0215 Lost Communication With "Door Switch A" U0216 Lost Communication With "Door Switch B" U0217 Lost Communication With "Door Switch C" U0218 Lost Communication With "Door Switch D" U0219 Lost Communication With "Door Switch E" U0220 Lost Communication With "Door Switch F" U0221 Lost Communication With "Door Switch G" U0222 Lost Communication With "Door Window Motor A" U0223 Lost Communication With "Door Window Motor B" U0224 Lost Communication With "Door Window Motor C" U0225 Lost Communication With "Door Window Motor D" U0226 Lost Communication With "Door Window Motor E" U0227 Lost Communication With "Door Window Motor F" U0228 Lost Communication With "Door Window Motor G" U0229 Lost Communication With Heated Steering Wheel Module U0230 Lost Communication With Rear Gate Module U0231 Lost Communication With Rain Sensing Module U0232 Lost Communication With Side Obstacle Detection Control Module U0233 Lost Communication With Side Obstacle Detection Control Module U0234 Lost Communication With Convenience Recall Module U0235 Lost Communication With Cruise Control Front Distance Range Sensor U0300 Internal Control Module Software Incompatibility U0301 Software Incompatibility with ECM/PCM U0302 Software Incompatibility with Transmission Control Module U0303 Software Incompatibility with Transfer Case Control Module U0304 Software Incompatibility with Gear Shift Control Module U0305 Software Incompatibility with Cruise Control Module U0306 Software Incompatibility with Fuel Injector Control Module U0307 Software Incompatibility with Glow Plug Control Module U0308 Software Incompatibility with Throttle Actuator Control Module U0309 Software Incompatibility with Alternative Fuel Control Module U0310 Software Incompatibility with Fuel Pump Control Module U0311 Software Incompatibility with Drive Motor Control Module U0312 Software Incompatibility with Battery Energy Control Module A U0313 Software Incompatibility with Battery Energy Control Module B U0314 Software Incompatibility with Four-Wheel Drive Clutch Control Module U0315 Software Incompatibility with Anti-Lock Brake System Control Module U0316 Software Incompatibility with Vehicle Dynamics Control Module U0317 Software Incompatibility with Park Brake Control Module U0318 Software Incompatibility with Brake System Control Module U0319 Software Incompatibility with Steering Effort Control Module U0320 Software Incompatibility with Power Steering Control Module U0321 Software Incompatibility with Ride Level Control Module U0322 Software Incompatibility with Body Control Module U0323 Software Incompatibility with Instrument Panel Control Module U0324 Software Incompatibility with HVAC Control Module U0325 Software Incompatibility with Auxiliary Heater Control Module U0326 Software Incompatibility with Vehicle Immobilizer Control Module U0327 Software Incompatibility with Vehicle Security Control Module U0328 Software Incompatibility with Steering Angle Sensor Module U0329 Software Incompatibility with Steering Column Control Module U0330 Software Incompatibility with Tire Pressure Monitor Module U0331 Software Incompatibility with Body Control Module "A" U0400 Invalid Data Received U0401 Invalid Data Received From ECM/PCM U0402 Invalid Data Received From Transmission Control Module U0403 Invalid Data Received From Transfer Case Control Module U0404 Invalid Data Received From Gear Shift Control Module U0405 Invalid Data Received From Cruise Control Module U0406 Invalid Data Received From Fuel Injector Control Module U0407 Invalid Data Received From Glow Plug Control Module U0408 Invalid Data Received From Throttle Actuator Control Module U0409 Invalid Data Received From Alternative Fuel Control Module U0410 Invalid Data Received From Fuel Pump Control Module U0411 Invalid Data Received From Drive Motor Control Module U0412 Invalid Data Received From Battery Energy Control Module A U0413 Invalid Data Received From Battery Energy Control Module B U0414 Invalid Data Received From Four-Wheel Drive Clutch Control Module U0415 Invalid Data Received From Anti-Lock Brake System Control Module U0416 Invalid Data Received From Vehicle Dynamics Control Module U0417 Invalid Data Received From Park Brake Control Module U0418 Invalid Data Received From Brake System Control Module U0419 Invalid Data Received From Steering Effort Control Module U0420 Invalid Data Received From Power Steering Control Module U0421 Invalid Data Received From Ride Level Control Module U0422 Invalid Data Received From Body Control Module U0423 Invalid Data Received From Instrument Panel Control Module U0424 Invalid Data Received From HVAC Control Module U0425 Invalid Data Received From Auxiliary Heater Control Module U0426 Invalid Data Received From Vehicle Immobilizer Control Module U0427 Invalid Data Received From Vehicle Security Control Module U0428 Invalid Data Received From Steering Angle Sensor Module U0429 Invalid Data Received From Steering Column Control Module U0430 Invalid Data Received From Tire Pressure Monitor Module U0431 Invalid Data Received From Body Control Module "A"
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