Diagnostic Trouble Code Index for April 2019
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 | Audi, Dodge, GMC, Mazda, Toyota |
| 5 | P0171 | Fuel System Lean (Bank 1) | BMW, Chevrolet, Honda, Hyundai, Ram |
| 3 | P0174 | Fuel System Lean (Bank 2) | BMW, Ford, Ram |
| 3 | P0304 | Cylinder 4 Misfire Detected | Audi, Dodge, Jeep |
| 2 | P0087 | Fuel Rail Pressure Too Low | Ford, Jeep |
| 2 | P0302 | Cylinder 2 Misfire Detected | Jeep, Subaru |
| 2 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Kia, Nissan |
| 2 | P0341 | CMP Sensor Performance | Audi, Chevrolet |
| 2 | P0400 | EGR System Recirculation Flow | Chrysler, Mitsubishi |
| 2 | P1260 | Immobilizer System Malfunction | Ford, Jaguar |
| 2 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Chevrolet, Ford |
| 2 | U0100 | Lost Communication With ECM/PCM | Chrysler, Volvo |
| 1 | B3055 | invalid key | Chevrolet |
| 1 | C1022 | Asr no can comm with m.e. | Mercedes-Benz |
| 1 | C121C | Torque request signal denied | Chrysler |
| 1 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | Volkswagen |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | GMC |
| 1 | P0030 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Malfunction | Hyundai |
| 1 | P0068 | Throttle Body Airflow Performance | Chevrolet |
| 1 | P0093 | Fuel System Large Leak Detected | Jeep |
| 1 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Dodge |
| 1 | P0172 | Fuel System Rich (Bank 1) | GMC |
| 1 | P0193 | Fuel Rail Pressure Sensor Circuit High Voltage | Kia |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | Jeep |
| 1 | P0301 | Cylinder 1 Misfire Detected | Chrysler |
| 1 | P0303 | Cylinder 3 Misfire Detected | Ford |
| 1 | P0306 | Cylinder 6 Misfire Detected | Kia |
| 1 | P032D | Knock Sensor 3 Circuit High Input (Bank 1 Sensor 2) | Land Rover |
| 1 | P0336 | Crankshaft Position Sensor Performance | Porsche |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Chevrolet |
| 1 | P0365 | Exhaust Camshaft Position Sensor Circuit Malfunction | Jeep |
| 1 | P0369 | Camshaft Position Sensor Circuit Intermittent (Bank 1 Sensor 2) | Jeep |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Jeep |
| 1 | P0441 | EVAP Purge System Performance | Toyota |
| 1 | P0446 | EVAP Vent System Performance | Toyota |
| 1 | P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage | Toyota |
| 1 | P0472 | Exhaust Backpressure Sensor Circuit Low Input | Ford |
| 1 | P0505 | Idle Control System Malfunction | Toyota |
| 1 | P0507 | Idle Speed High | Nissan |
| 1 | P0606 | Control Module Internal Performance | Mazda |
| 1 | P061B | Internal Control Module Torque Calculation Performance | Mazda |
| 1 | P0650 | Malfunction Indicator Lamp Circuit Malfunction | Hyundai |
| 1 | P0673 | Glow Plug No. 3 Control Circuit Malfunction | Chevrolet |
| 1 | P0700 | Automatic Transmission System Malfunction Detected | Chevrolet |
| 1 | P0740 | TCC Solenoid Circuit Malfunction | Ram |
| 1 | P1124 | Electronic Throttle Control Actuator Relay High Input | Porsche |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | Chevrolet |
| 1 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Dodge |
| 1 | P1129 | MAP Sensor Value Higher Than Expected | Dodge |
| 1 | P1185 | Intake Manifold Runner (Swirl) Control Circuit High | Maserati |
| 1 | P1200 | Fuel Injector Circuit Malfunction | Chevrolet |
| 1 | P1259 | VTEC System Malfunction (Bank 1) | Honda |
| 1 | P1297 | No Change In MAP Signal From Start To Run Transition | Chrysler |
| 1 | P1320 | Igniter 5 Circuit Malfunction | Nissan |
| 1 | P1414 | Cylinder 4 Reactivation Control Performance | Dodge |
| 1 | P1671 | MIL Control Circuit Malfunction | Porsche |
| 1 | P1725 | TCM NT Revolution Sensor Circuit Malfunction | Ford |
| 1 | P1747 | EPC Solenoid Circuit Malfunction | Mercedes-Benz |
| 1 | P203C | Adblue fill level sensor has short circuit to ground | Mercedes-Benz |
| 1 | P203D | Angle variation of camshaft to crankshaft | Mercedes-Benz |
| 1 | P2098 | Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2) | Nissan |
| 1 | P2109 | TP Sensor Minimum Stop Range/Performance Problem | Maserati |
| 1 | P2112 | Electronic Throttle Control - Unable To Open | Lexus |
| 1 | P2177 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 1) | Mazda |
| 1 | P2187 | Fuel Trim System Lean At Idle (Bank 1) | Hyundai |
| 1 | P2188 | Fuel Trim System Rich At Idle (Bank 1) | Mazda |
| 1 | P2208 | ABS Brake Signal - CAN Message Plausibility / Implausibility Error | Volvo |
| 1 | P2258 | Secondary Air Injection System Control 'A' Circuit High | Ford |
| 1 | P2305 | Ignition Coil 2 Secondary Circuit Insufficient Ionization | Jeep |
| 1 | P2626 | Heated Oxygen Sensor (Bank 1 Sensor 1) Pumping Current Trim Circuit | Hyundai |
| 1 | P3406 | intake camshaft adjuster | Mercedes-Benz |
| 1 | P3656 | exhaust camshaft adjuster | Mercedes-Benz |
| 1 | U0101 | Lost Communication With TCM | Mazda |
| 1 | U0109 | Lost communication with fuel pump control module | Chevrolet |
| 1 | U0121 | Lost Communication With Antilock Brake System Module | Mazda |
| 1 | U0141 | Lost Communication With Front Control Module | Dodge |
| 1 | U0155 | No Cluster Bus Message | Mazda |
| 1 | U0403 | Implausible data recieved from transfer case | Jeep |
| 1 | U110C | Lost Fuel Level Message | Dodge |
| 1 | U110E | Lost Ambient Temperature Message | Dodge |
| 1 | U110F | Lost Fuel Volume Message | Dodge |
| 1 | U1126 | lost communication steering angle sensor bcm | Volvo |
| 1 | U1210 | DVD-ROM Seek | Volvo |
| 1 | U1360 | lost communication with differential module cem | Volvo |
| 1 | U1400 | Implausible Throttle Position Sensor Signal Received | Volvo |
| 1 | U1403 | Implausible Fuel Level Signal Received | Dodge |
| 1 | U1411 | Implausible Fuel Volume Signal Received | Dodge |
