U01xx codes
182 codes in this group. The last column counts owner complaints that mention the code.
| Code | Meaning | Owner reports |
|---|---|---|
| U0100 | Lost Communication With ECM/PCM A | 7 |
| U0101 | Lost Communication With TCM | 3 |
| U0102 | Lost Communication With Transfer Case Control Module | 2 |
| U0103 | Lost Communication With Gear Shift Control Module A | 4 |
| U0104 | Lost Communication With Cruise Control Module | |
| U0105 | Lost Communication With Fuel Injector Control Module | |
| U0106 | Lost Communication With Glow Plug Control Module 1 | |
| U0107 | Lost Communication With Throttle Actuator A Control Module | |
| U0108 | Lost Communication With Alternative Fuel Control Module | |
| U0109 | Lost Communication With Fuel Pump Control Module A | 1 |
| U010A | Lost Communication With Exhaust Gas Recirculation Control Module A | |
| U010B | Lost Communication With Exhaust Gas Recirculation Control Module B | |
| U010C | Lost Communication With Turbocharger/Supercharger Control Module A | |
| U010D | Lost Communication With Turbocharger/Supercharger Control Module B | |
| U010E | Lost Communication With Reductant Control Module | |
| U010F | Lost Communication With Air Conditioning Control Module | |
| U0110 | Lost Communication With Drive Motor Control Module A | |
| U0111 | Lost Communication With Battery Energy Control Module A | 2 |
| 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 | 1 |
| U0116 | Lost Communication With Coolant Temperature Control Module | |
| U0117 | Lost Communication With PTO Control Module | |
| U0118 | Lost Communication With Fuel Additive Control Module | |
| U0119 | Lost Communication With Fuel Cell Control Module | |
| U011A | Lost Communication With Exhaust Gas Sensor Module A | |
| U011B | Lost Communication With Rocker Arm Control Module A | |
| U011C | Lost Communication With Rocker Arm Control Module B | |
| U011D | Lost Communication With All Wheel Drive Control Module | |
| U011E | Lost Communication With Throttle Actuator B Control Module | |
| U011F | Lost Communication With V2X Module | |
| U0120 | Lost Communication With Starter/Generator Control Module | 1 |
| U0121 | Lost Communication With Anti-Lock Brake System (ABS) Control Module A | 2 |
| U0122 | Lost Communication With Vehicle Dynamics Control Module | |
| U0123 | Lost Communication With Yaw Rate Sensor Module | 1 |
| U0124 | Lost Communication With Lateral Acceleration Sensor Module | |
| U0125 | Lost Communication With Multi-axis Acceleration Sensor Module A | |
| 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 A | 1 |
| U012A | Lost Communication With Chassis Control Module A | |
| U012B | Lost Communication With Chassis Control Module B | |
| U012C | Lost Communication With Active Vibration Control Module | |
| U012D | Lost Communication With Generator A Control Module | |
| U012E | Lost Communication With Camshaft Position Control Module | |
| U012F | Lost Communication With Generator B Control Module | |
| U0130 | Lost Communication With Steering Effort Control Module | |
| U0131 | Lost Communication With Power Steering Control Module A | 3 |
| U0132 | Lost Communication With Suspension Control Module A | |
| U0133 | Lost Communication With Active Roll Control Module | |
| U0134 | Lost Communication With Power Steering Control Module - Rear | |
| U0135 | Lost Communication With Differential Control Module - Front | |
| U0136 | Lost Communication With Differential Control Module - Rear | |
| U0137 | Lost Communication With Trailer Brake Control Module | |
| U0138 | Lost Communication With All Terrain Control Module | |
| U0139 | Lost Communication With Suspension Control Module B | |
| U013C | Lost Communication With Accelerator Pedal Module | |
| U013D | Lost Communication With Vacuum Sensor A | |
| U013E | Lost Communication With Vacuum Sensor B | |
| U013F | Lost Communication With Pedestrian Alert Control Module | 1 |
| U0140 | Lost Communication With Body Control Module | 6 |
| U0141 | Lost Communication With Body Control Module A | |
| U0142 | Lost Communication With Body Control Module B | 4 |
| 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 Serial Data Gateway Module A | |
| U0147 | Lost Communication With Serial Data Gateway Module B | |
| U0148 | Lost Communication With Gateway C | |
| U0149 | Lost Communication With Gateway D | |
| U014A | Lost Communication With Battery Energy Control Module C | |
| U014B | Lost Communication With Hybrid/EV Battery Inductive Charging Module | |
| U014C | Lost Communication With Battery Energy Control Module D | |
| U014D | Lost Communication With Mirror Control Module B | |
| U014E | Lost Communication With Multi-axis Acceleration Sensor Module B | |
| U0150 | Lost Communication With Gateway E | |
| U0151 | Lost Communication With Restraints Control Module | 2 |
| U0152 | Lost Communication With Side Restraints Control Module - Left | |
| U0153 | Lost Communication With Side Restraints Control Module Right | |
| U0154 | Lost Communication With Restraints Occupant Classification System Module | |
| U0155 | Lost Communication With Instrument Panel Cluster (IPC) Control Module | 8 |
| 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 A | |
| U015A | Lost Communication With Anti-Lock Brake System (ABS) Control Module B | |
| U015B | Lost Communication With Power Steering Control Module B | |
| U015C | Lost Communication With Automated Driving System Control Module A | |
| U015D | Lost Communication With Automated Driving System Control Module B | |
| U015E | Lost Communication With Automated Driving System Interface Module A | |
| U015F | Lost Communication With Automated Driving System Interface Module B | |
| 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 | 1 |
| U0164 | Lost Communication With HVAC Control Module | 2 |
| U0165 | Lost Communication With HVAC Control Module - Rear | |
| 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 | |
| U016A | Lost Communication With Global Positioning System Module | |
| U016B | Lost Communication With A/C Compressor Control Module | |
| U016C | Lost Communication With Fuel Pump Control Module B | |
| U016D | Lost Communication With Exhaust Gas Sensor Module B | |
| 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 | |
| U017A | Lost Communication With Restraints System Sensor K | |
| U017B | Lost Communication With Restraints System Sensor L | |
| U017C | Lost Communication With Restraints System Sensor M | |
| U017D | Lost Communication With Restraints System Sensor N | |
| U017E | Lost Communication With Seat Belt Pretensioner Module A | |
| U017F | Lost Communication With Seat Belt Pretensioner Module B | |
| U0180 | Lost Communication With Automatic Lighting Control Module | |
| U0181 | Lost Communication With Headlamp Leveling Control Module | |
| U0182 | Lost Communication With Lighting Control Module Front | |
| U0183 | Lost Communication With Lighting Control Module - Rear A | |
| U0184 | Lost Communication With Radio | |
| U0185 | Lost Communication With Antenna Control Module | |
| U0186 | Lost Communication With Audio Amplifier A | |
| 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 | |
| U018A | Lost Communication With Headlamp Leveling Control Module B | |
| 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 Entertainment Control Module - Rear A | |
| U0197 | Lost Communication With Telephone Control Module | |
| U0198 | Lost Communication With Telematic Control Module | 1 |
| U0199 | Lost Communication With Door Control Module A | |
| U019A | Lost Communication With Tachograph Module | |
| U019B | Lost Communication With Battery Charger Control Module A | |
| U019C | Lost Communication With Glow Plug Control Module 2 | |
| U019D | Lost Communication With Direct Ozone Reduction Catalyst Temperature Sensor | |
| U019E | Lost Communication With Transmission Range Control Module | |
| U019F | Lost Communication With Engine Coolant Pump Control Module | 1 |
| U01A0 | Lost Communication With Hybrid/EV Battery Interface Control Module A | |
| U01A1 | Lost Communication With Hybrid/EV Battery Interface Control Module B | |
| U01A2 | Lost Communication With Hybrid/EV Battery Interface Control Module C | |
| U01A3 | Lost Communication With Hybrid/EV Battery Interface Control Module D | |
| U01A4 | Lost Communication With Hybrid/EV Battery Interface Control Module E | |
| U01A5 | Lost Communication With Hybrid/EV Battery Interface Control Module F | |
| U01A6 | Lost Communication With Hybrid/EV Battery Interface Control Module G | |
| U01A7 | Lost Communication With Hybrid/EV Battery Interface Control Module H | |
| U01A8 | Lost Communication With Hybrid/EV Battery Interface Control Module I | |
| U01A9 | Lost Communication With Hybrid/EV Battery Interface Control Module J | |
| U01AA | Lost Communication With Hybrid/EV Battery Interface Control Module K | |
| U01AB | Lost Communication With Hybrid/EV Battery Interface Control Module L | |
| U01AC | Lost Communication With Hybrid/EV Battery Interface Control Module M | |
| U01AD | Lost Communication With Hybrid/EV Battery Interface Control Module N | |
| U01AE | Lost Communication With Hybrid/EV Battery Interface Control Module O | |
| U01AF | Lost Communication With Hybrid/EV Battery Interface Control Module P | |
| U01B0 | Lost Communication With Battery Monitor Module | 1 |
| U01B1 | Lost Communication With Particulate Matter Sensor B | |
| U01B2 | Lost Communication With Planetary Gear Set Control Module | |
| U01B3 | Lost Communication With Brake Blending Actuator | |
| U01B4 | Lost Communication With Brake System Control Module B | |
| U01B5 | Lost Communication With Catalyst Heater Control Module | |
| U01B6 | Lost Communication With Fuel Heater Control Module | |
| U01B7 | Lost Communication With Switch Input Module A | |
| U01B8 | Lost Communication With Switch Input Module B | |
| U01B9 | Lost Communication With Switch Input Module C | |
| U01BA | Lost Communication With Park Lock/Pawl Control Module | |
| U01BB | Lost Communication With Battery Charger Control Module B | |
| U01BC | Lost Communication With Charge Air Cooler Coolant Pump B | |
| U01BD | Lost Communication With DC/DC Converter Control Module C | |
| U01BE | Lost Communication With Drive Motor A Clutch Actuator | |
| U01BF | Lost Communication With Battery Management Control Module |