Diagnostic Trouble Code Index for May 2018
Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.Diagnostic Trouble Codes (DTC)
| Count | Trouble Code | Sample Definition | Manufacturers |
| 6 | P0300 | Multiple Cylinder Misfire Detected | Chevrolet, Honda, Jeep, Mini, Nissan |
| 4 | P0306 | Cylinder 6 Misfire Detected | BMW, Dodge, Honda, Jeep |
| 3 | P0305 | Cylinder 5 Misfire Detected | BMW, Honda, Jeep |
| 2 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Chevrolet, GMC |
| 2 | P0068 | Throttle Body Airflow Performance | Jeep, Kia |
| 2 | P0101 | MAF Sensor Performance | Chevrolet, Mercedes-Benz |
| 2 | P0171 | Fuel System Lean (Bank 1) | Ford, Subaru |
| 2 | P0301 | Cylinder 1 Misfire Detected | Mercedes-Benz, Mini |
| 2 | P0303 | Cylinder 3 Misfire Detected | Jeep, Mercedes-Benz |
| 2 | P0304 | Cylinder 4 Misfire Detected | Ford, Honda |
| 2 | P0341 | CMP Sensor Performance | Chevrolet, Suzuki |
| 2 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Chevrolet, Ford |
| 2 | P1102 | Mass Airflow Sensor Signal Range/Performance | Ford, Nissan |
| 2 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Chevrolet, Ford |
| 2 | U1000 | Class 2 Communication Malfunction | Chevrolet, Nissan |
| 1 | B1045 | Audio output 3 left rear cir. | Chevrolet |
| 1 | B1438 | battery current sensor | Ford |
| 1 | B1489 | bms sensor power | Ford |
| 1 | B2195 | ID verification between BCM and PCM | Nissan |
| 1 | B2799 | Engine Immobilizer System Malfunction | Lexus |
| 1 | C0045 | tcm malfunction | Subaru |
| 1 | P000A | Camshaft 1 Position Slow Response | Jeep |
| 1 | P0011 | Intake Camshaft Position System Performance | Cadillac |
| 1 | P0014 | Exhaust Camshaft Position System Performance | Chevrolet |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Jeep |
| 1 | P001D | Volvo | |
| 1 | P0024 | Exhaust Camshaft Position System Performance (Bank 2) | Chevrolet |
| 1 | P0032 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit High Voltage | Chrysler |
| 1 | P0038 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit High Voltage | Chrysler |
| 1 | P0089 | Fuel Pressure Regulator Performance | Buick |
| 1 | P0116 | ECT Sensor Performance | Volvo |
| 1 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Volvo |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Dodge |
| 1 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Volkswagen |
| 1 | P0147 | Heated Oxygen Sensor (Bank 1 Sensor 3) Heater Circuit Malfunction | Volkswagen |
| 1 | P0160 | Heated Oxygen Sensor (Bank 2 Sensor 2) Insufficient Activity | Fiat |
| 1 | P0172 | Fuel System Rich (Bank 1) | GMC |
| 1 | P0174 | Fuel System Lean (Bank 2) | Ford |
| 1 | P0175 | Fuel System Rich (Bank 2) | GMC |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Ford |
| 1 | P0220 | Throttle Position Sensor 2 Circuit Malfunction | Chevrolet |
| 1 | P0302 | Cylinder 2 Misfire Detected | Mercedes-Benz |
| 1 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford |
| 1 | P0320 | No Crank Reference Signal To PCM | Jeep |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Dodge |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Ford |
| 1 | P0356 | Ignition Coil 6 Control Circuit Malfunction | Ford |
| 1 | P0401 | Insufficient EGR Flow Detected | Oldsmobile |
| 1 | P0402 | Excessive EGR Flow Detected | Ford |
| 1 | P0411 | Secondary AIR System Incorrect Airflow Detected | Ford |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Subaru |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Chevrolet |
| 1 | P0442 | EVAP System Small Leak Detected | GMC |
| 1 | P0627 | Fuel Pump Relay Control Circuit Malfunction | Mercedes-Benz |
| 1 | P0641 | 5-Volt Reference 1 Circuit Malfunction | Cadillac |
| 1 | P0731 | Gear Ratio Error In First | Nissan |
| 1 | P0741 | TCC System - Stuck Off | Subaru |
| 1 | P0745 | Line Pressure Solenoid Circuit Malfunction | Mercedes-Benz |
| 1 | P0749 | Pressure Control Solenoid Circuit Intermittent | Mercedes-Benz |
| 1 | P0A82 | Hybrid Battery Pack Cooling Fan 1 Performance (Stuck Off) | Toyota |
| 1 | P1060 | manifold absolute pressure/barometric sensor range performance | Land Rover |
| 1 | P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching | Chevrolet |
| 1 | P1199 | Crankshaft / Camshaft 1/2 Timing Misalignment | Mercedes-Benz |
| 1 | P1239 | Engine Oil Temperature Too Low | Mercedes-Benz |
| 1 | P127E | Fuel Pump Control Circuit 2 Open (TIPM) | Chrysler |
| 1 | P1299 | Vacuum Leak Present With IAC Valve Fully Seated | Ford |
| 1 | P1341 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Porsche |
| 1 | P144A | evap purge vapor blocked or restricted | Ford |
| 1 | P1618 | Sensor Reference Voltage 1 Circuit Erratic | Dodge |
| 1 | P1635 | 5-Volt Reference 1 Circuit Malfunction | Ford |
| 1 | P1682 | Ignition 1 Switch Circuit 2 Malfunction | Cadillac |
| 1 | P1980 | oil temperature sensor high | Fiat |
| 1 | P2091 | Camshaft Position Actuator Circuit High (Bank 2) | Mercedes-Benz |
| 1 | P2095 | Exhaust Camshaft Position Actuator Solenoid Control Circuit High (Bank 2) | Mercedes-Benz |
| 1 | P2100 | Electronic Throttle Control Motor Circuit / Open (Bank 1) | Jeep |
| 1 | P2106 | Electronic Throttle Control System - Forced Limited Power | Dodge |
| 1 | P2121 | Accelerator Pedal Position Sensor 1 Performance | Ford |
| 1 | P2191 | Fuel Trim System Too Lean At Higher Load Multiple (Bank 1) | Hyundai |
| 1 | P2196 | Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich | Ford |
| 1 | P2261 | Supercharger Bypass Valve Stuck | Audi |
| 1 | P2271 | Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck Rich | Ford |
| 1 | P2279 | Intake Air System Leak | Audi |
| 1 | P2301 | Ignition Coil 1 Control Circuit High Voltage | Chevrolet |
| 1 | P2509 | Power-Down Data Lost Error | Dodge |
| 1 | P3688 | Rear throttle valve actuator | Mercedes-Benz |
| 1 | U0020 | eps can c bus off performance | Dodge |
| 1 | U0028 | FCAN Malfunction (BUS Off) | Dodge |
| 1 | U0100 | Lost Communication With ECM/PCM | Chevrolet |
| 1 | U0140 | Lost Communication With BCM | Chevrolet |
| 1 | U1035 | unknown code | Ford |
| 1 | U1041 | Loss of Electronic Brake Controller Communication | Chevrolet |
| 1 | U1175 | esm lost ign status msg | Dodge |
| 1 | U1210 | DVD-ROM Seek | Dodge |
