Diagnostic Trouble Code Index for August 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, Dodge, Honda, Jeep, Saturn, Volkswagen |
| 5 | P0301 | Cylinder 1 Misfire Detected | Acura, Mercedes-Benz, Saturn, Volkswagen |
| 4 | P0302 | Cylinder 2 Misfire Detected | Acura, Audi, Land Rover, Saturn |
| 3 | P0303 | Cylinder 3 Misfire Detected | Acura, Saturn, Volkswagen |
| 3 | P0304 | Cylinder 4 Misfire Detected | Acura, Land Rover, Saturn |
| 2 | P0171 | Fuel System Lean (Bank 1) | Ford, Jaguar |
| 2 | P0191 | Fuel Rail Pressure Sensor Performance | Dodge, Ford |
| 2 | P0306 | Cylinder 6 Misfire Detected | Acura, Land Rover |
| 2 | P0308 | Cylinder 8 Misfire Detected | Chevrolet, Land Rover |
| 2 | P0492 | Secondary air flow bank 2 | BMW, Porsche |
| 1 | B0100 | Trans.CaseHistory Lost Communication with electronic Control Module/ Powertrain Control Module A | Chevrolet |
| 1 | B0790 | Transfer Case Neut. Indicator Circuit | Chevrolet |
| 1 | B1000 | Ecu malfunction | Chevrolet |
| 1 | B1011 | Rollover Sensor--History Serial Disabled info stored Invalid Serial Data received | Chevrolet |
| 1 | B1310 | p023014- | Ford |
| 1 | B1325 | Device Power 1 Circuit Voltage below Threshold | Chevrolet |
| 1 | B1600 | PATS Ignition Key Transponder Signal Not Received | Ford |
| 1 | B1601 | PATS Received Incorrect Key Code From Ignition Key Transponder | Ford |
| 1 | C0561 | abs system disabled | Chevrolet |
| 1 | C1209 | Conv. Top Check Air Conditioner regulator fault memory content | Porsche |
| 1 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | Mercedes-Benz |
| 1 | P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) | Mercedes-Benz |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Chevrolet |
| 1 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | Subaru |
| 1 | P0025 | Camshaft Position 'B' Over-Retarded (Bank 2) | Toyota |
| 1 | P0087 | Fuel Rail Pressure Too Low | Volkswagen |
| 1 | P0101 | MAF Sensor Performance | Ford |
| 1 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Mazda |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Ford |
| 1 | P0152 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High Voltage | Ford |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P015B | Ho2s bank 1 sensor 1 delayed response rich | Chevrolet |
| 1 | P015D | Ho2s bank 2 sensor 1 delayed repsonse rich | Chevrolet |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Ford |
| 1 | P0172 | Fuel System Rich (Bank 1) | Chevrolet |
| 1 | P0174 | Fuel System Lean (Bank 2) | Cadillac |
| 1 | P0175 | Fuel System Rich (Bank 2) | Chevrolet |
| 1 | P0193 | Fuel Rail Pressure Sensor Circuit High Voltage | Ford |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | Mazda |
| 1 | P0223 | Throttle Position Sensor 2 Circuit High Voltage | Chevrolet |
| 1 | P0230 | Fuel Pump Relay Control Circuit Malfunction | Chevrolet |
| 1 | P0237 | Turbocharger Boost Sensor Circuit Low Voltage | Dodge |
| 1 | P0305 | Cylinder 5 Misfire Detected | Acura |
| 1 | P0325 | Knock Sensor Circuit Malfunction | Nissan |
| 1 | P0327 | Knock Sensor Circuit Low Voltage (Bank 1) | Buick |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Dodge |
| 1 | P0341 | CMP Sensor Performance | Volkswagen |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Ford |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Jeep |
| 1 | P0405 | EGR Position Sensor Circuit Low Voltage | Dodge |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Subaru |
| 1 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford |
| 1 | P0455 | EVAP System Large Leak Detected | Mercedes-Benz |
| 1 | P0456 | EVAP System Very Small Leak Detected | Hyundai |
| 1 | P0463 | Fuel Level Sensor High Voltage | Saturn |
| 1 | P0480 | Cooling Fan Relay 1 Control Circuit Malfunction | Chevrolet |
| 1 | P0491 | Secondary AIR System Insufficient Flow Detected (Bank 1) | BMW |
| 1 | P0505 | Idle Control System Malfunction | Nissan |
| 1 | P052B | col start camshaft position timing over retarted bank 1 | BMW |
| 1 | P054B | Camshaft over retarded | BMW |
| 1 | P0601 | Control Module Read Only Memory | Chevrolet |
| 1 | P0615 | Starter Relay Control Circuit Malfunction | Saturn |
| 1 | P0617 | Starter Relay Control Circuit High Voltage | Chevrolet |
| 1 | P0758 | 2-3 Shift Solenoid Circuit Malfunction | Lexus |
| 1 | P0941 | insufficient flow B1 | Porsche |
| 1 | P1135 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Toyota |
| 1 | P115E | TAC Throttle Body Airflow Trim At Maximum Limit | Ford |
| 1 | P1260 | Immobilizer System Malfunction | Ford |
| 1 | P1631 | Theft Deterrent Fuel Enable Signal Not Correct | Chevrolet |
| 1 | P1689 | Traction Control Delivered Torque Output Circuit Malfunction | Dodge |
| 1 | P2002 | Diesel Particulate Filter Efficiency | Volkswagen |
| 1 | P2004 | Intake Manifold Runner Control Stuck Open | Kia |
| 1 | P2068 | Secondary Fuel Level Sensor Circuit High Voltage | Saturn |
| 1 | P2097 | Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2) | Nissan |
| 1 | P2135 | Throttle Position Sensor 1-2 Correlation Error | GMC |
| 1 | P2195 | Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean | Ford |
| 1 | P2196 | Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich | Ford |
| 1 | P219A | Bank 1 Air/Fuel Ratio Imbalance | Chevrolet |
| 1 | P2291 | Injector Control Pressure Too Low - Engine Cranking | Ford |
| 1 | P2301 | Ignition Coil 1 Control Circuit High Voltage | Ford |
| 1 | P2646 | VTEC Oil Pressure Switch Circuit Low Voltage | Honda |
| 1 | P3000 | HV Battery Malfunction | Toyota |
| 1 | U0100 | Lost Communication With ECM/PCM | Ford |
| 1 | U0101 | Lost Communication With TCM | Chevrolet |
| 1 | U0107 | Throttle Actuator Control Serial Data Circuit Malfunction | GMC |
| 1 | U0140 | Lost Communication With BCM | Chevrolet |
| 1 | U0428 | abnormal message from BCM | Mazda |
| 1 | U1000 | Class 2 Communication Malfunction | Mazda |
| 1 | U1301 | Class 2 Data Line Short To Voltage | Buick |
