Diagnostic Trouble Code Index for January 2020
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 |
| 11 | P0300 | Multiple Cylinder Misfire Detected | Audi, Chevrolet, Chrysler, GMC, Lexus, Mini, Pontiac, Volkswagen |
| 5 | P0171 | Fuel System Lean (Bank 1) | Chevrolet, Mazda, Mitsubishi, Pontiac, Volkswagen |
| 5 | P0303 | Cylinder 3 Misfire Detected | Audi, Land Rover, Mini, Subaru, Volkswagen |
| 4 | P0302 | Cylinder 2 Misfire Detected | Audi, Lexus, Mini, Volkswagen |
| 4 | P0304 | Cylinder 4 Misfire Detected | Audi, Mercury, Mini, Subaru |
| 3 | P0016 | Crankshaft/Camshaft Timing Misalignment | Chrysler, Ford |
| 3 | P0113 | IAT Sensor Circuit High Voltage | Ford, GMC, Lincoln |
| 3 | P0301 | Cylinder 1 Misfire Detected | Audi, Lexus, Mini |
| 2 | P0087 | Fuel Rail Pressure Too Low | Audi, Ford |
| 2 | P0102 | MAF Sensor Circuit Low Frequency | Ford, GMC |
| 2 | P0103 | MAF Sensor Circuit High Frequency | Ford, Honda |
| 2 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Chrysler, Saab |
| 2 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Chrysler, Saab |
| 2 | P0306 | Cylinder 6 Misfire Detected | Chevrolet, Toyota |
| 1 | B1001 | option configuration error | Saab |
| 1 | B1016 | Control module not added | Saab |
| 1 | B1213 | Less Than Two Keys Programmed To The System | Ford |
| 1 | B1380 | control module acc circuit short to ground | GMC |
| 1 | B2141 | Module configuration procedure was not completed properly. | Ford |
| 1 | B2958 | Security system sensor data circuit high | Chevrolet |
| 1 | B2964 | Key in Ignition Circuit High | Chevrolet |
| 1 | B3056 | No transponders learned | Saab |
| 1 | B3057 | Control module not added | Saab |
| 1 | B3060 | Unknown transponder | Saab |
| 1 | B3935 | Transponder Authentication Error | Saab |
| 1 | P000B | Camshaft 2 Position Slow Response | Chrysler |
| 1 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Chevrolet |
| 1 | P0030 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Malfunction | Volkswagen |
| 1 | P0068 | Throttle Body Airflow Performance | Volkswagen |
| 1 | P0089 | Fuel Pressure Regulator Performance | Chevrolet |
| 1 | P0111 | Intake Air Temperature Sensor Performance | Lincoln |
| 1 | P0123 | TP Sensor Circuit High Voltage | Chevrolet |
| 1 | P0129 | Barometric Pressure Sensor Out-Of-Range Low | Chrysler |
| 1 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Dodge |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Honda |
| 1 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Lincoln |
| 1 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Honda |
| 1 | P0158 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage | Lincoln |
| 1 | P0174 | Fuel System Lean (Bank 2) | Pontiac |
| 1 | P0203 | Fuel Injector 3 Control Circuit Malfunction | Saab |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | Saab |
| 1 | P0206 | Fuel Injector 6 Control Circuit Malfunction | Chrysler |
| 1 | P0233 | Fuel Pump Secondary Circuit Intermittent | Chevrolet |
| 1 | P0245 | Turbo / Supercharger Wastegate Solenoid 'A' Circuit Low Voltage | Saab |
| 1 | P025B | Fuel Pump Control Module Circuit Range Performance | Ford |
| 1 | P0263 | Cylinder 1 Balance System Malfunction | Ford |
| 1 | P0284 | Cylinder 8 Balance System Malfunction | Ford |
| 1 | P0320 | No Crank Reference Signal To PCM | Ford |
| 1 | P0322 | Crankshaft Position Sensor Circuit No Signal | Volkswagen |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Chrysler |
| 1 | P0345 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Nissan |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Chevrolet |
| 1 | P0401 | Insufficient EGR Flow Detected | Mitsubishi |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Isuzu |
| 1 | P0421 | Warmup Catalyst Efficiency Low (Bank 1) | Mazda |
| 1 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford |
| 1 | P0453 | Fuel Tank Pressure Sensor Circuit High Voltage | Lincoln |
| 1 | P0455 | EVAP System Large Leak Detected | Honda |
| 1 | P0456 | EVAP System Very Small Leak Detected | Honda |
| 1 | P0457 | Loose Fuel Cap | Honda |
| 1 | P055F | Engine oil pressure out of range | Volkswagen |
| 1 | P0581 | Speed Control Switch 1 Circuit High Voltage | Lincoln |
| 1 | P0627 | Fuel Pump Relay Control Circuit Malfunction | Honda |
| 1 | P0688 | ASD Relay Sense Circuit Low | Volkswagen |
| 1 | P0A0F | Engine Failed To Start | Lexus |
| 1 | P0A7A | Generator Inverter Performance | Lexus |
| 1 | P102F | Torque limitation due to fuel pressure | Volkswagen |
| 1 | P115E | TAC Throttle Body Airflow Trim At Maximum Limit | Ford |
| 1 | P1188 | Fuel Tank Temperature Sensor Circuit High Voltage | BMW |
| 1 | P1189 | Engine Oil Pressure Switch Circuit Malfunction | BMW |
| 1 | P1239 | Engine Oil Temperature Too Low | Mercedes-Benz |
| 1 | P1247 | Fuel Injector 8 Control Circuit Shorted | Ford |
| 1 | P1250 | Pressure Regulator Control Solenoid Circuit Malfunction | BMW |
| 1 | P130A | Cylinder Disabling | Volkswagen |
| 1 | P1450 | Unable to Bleed Up Fuel Tank Vacuum | Ford |
| 1 | P1570 | Laser Radar Sensor Circuit Malfunction | Volkswagen |
| 1 | P2015 | Intake Manifold Runner Position Sensor Performance | Audi |
| 1 | P2047 | Fuel Rail Pressure Volume Control - Maximum Fuel Pressure Exceeded | Mercedes-Benz |
| 1 | P2051 | Fuel Rail Pressure Sensor - Maximum Fuel Pressure Exceeded | Mercedes-Benz |
| 1 | P2106 | Electronic Throttle Control System - Forced Limited Power | Ford |
| 1 | P2121 | Accelerator Pedal Position Sensor 1 Performance | Dodge |
| 1 | P2152 | Injector Positive Voltage Relay Circuit Group 3 (Injectors 2 & 5) | Chevrolet |
| 1 | P2155 | Injector Positive Voltage Relay Circuit Group 4 (Injectors 3 & 8) | Chevrolet |
| 1 | P216D | Direct Fuel Injector Hi Voltage Supply Cylinder 3 | Chevrolet |
| 1 | P2189 | Fuel Trim System Lean At Idle (Bank 2) | Bentley |
| 1 | P219A | Bank 1 Air/Fuel Ratio Imbalance | Chevrolet |
| 1 | P219B | fuel trim cylinder balance bank 2 | Chevrolet |
| 1 | P2237 | Air Fuel Sensor 1 (Bank 1 Sensor 1) Pumping Current Signal Open | Pontiac |
| 1 | P2279 | Intake Air System Leak | Volkswagen |
| 1 | P228D | Fuel Pressure Regulator 1 Control Performance Symptom 00 | Chevrolet |
| 1 | P2291 | Injector Control Pressure Too Low - Engine Cranking | Ford |
| 1 | P2463 | Diesel Particulate Filter Soot Level Accumulation | Jeep |
| 1 | U1000 | Class 2 Communication Malfunction | Nissan |
| 1 | U1950 | communication bus fault UART Base Protocol | Ford |
