Diagnostic Trouble Code Index for June 2021
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 |
| 7 | P0300 | Multiple Cylinder Misfire Detected | Chevrolet, Dodge, Ford, Land Rover, Saturn, Toyota |
| 4 | P0301 | Cylinder 1 Misfire Detected | Ford, Honda, Land Rover, Toyota |
| 3 | P0171 | Fuel System Lean (Bank 1) | Chevrolet, Nissan, Subaru |
| 3 | P0304 | Cylinder 4 Misfire Detected | Acura, Ford, Toyota |
| 3 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Chevrolet, Nissan, Subaru |
| 1 | B1325 | Device Power 1 Circuit Voltage below Threshold | Other GM |
| 1 | C0561 | System Disabled Information Stored | Other GM |
| 1 | C1424 | Ecm | Subaru |
| 1 | P0010 | Camshaft Position 'A' Actuator Circuit Malfunction (Bank 1) | Chevrolet |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Ford |
| 1 | P0019 | Crankshaft Position - Exhaust Camshaft Position Correlation (Bank 2) | Lincoln |
| 1 | P0025 | Camshaft Position 'B' Over-Retarded (Bank 2) | Lincoln |
| 1 | P0045 | Turbocharger Vane Position Control Solenoid Control Circuit Malfunction | Acura |
| 1 | P0068 | Throttle Body Airflow Performance | Mercedes-Benz |
| 1 | P0069 | Abnormal Correlation Between MAP And BARO Sensor | Porsche |
| 1 | P0076 | Intake Valve Control Solenoid Circuit Low (Bank 1) | Mercedes-Benz |
| 1 | P0088 | Fuel Rail Pressure Too High | Lamborghini |
| 1 | P0101 | MAF Sensor Performance | Other GM |
| 1 | P0108 | MAP Sensor Circuit High Voltage | Dodge |
| 1 | P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Malfunction | Toyota |
| 1 | P0172 | Fuel System Rich (Bank 1) | Chrysler |
| 1 | P0174 | Fuel System Lean (Bank 2) | Ford |
| 1 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Chevrolet |
| 1 | P0203 | Fuel Injector 3 Control Circuit Malfunction | Chevrolet |
| 1 | P0205 | Fuel Injector 5 Control Circuit Malfunction | Chevrolet |
| 1 | P0207 | Fuel Injector 7 Control Circuit Malfunction | Chevrolet |
| 1 | P0299 | Turbocharger Engine Underboost | Ford |
| 1 | P0302 | Cylinder 2 Misfire Detected | Land Rover |
| 1 | P0303 | Cylinder 3 Misfire Detected | Nissan |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | Saturn |
| 1 | P0390 | Exhaust Camshaft Position Sensor Circuit Malfunction (Bank 2) | Lincoln |
| 1 | P0394 | Camshaft Position Sensor 1 - Signal Intermittent | Lincoln |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Chevrolet |
| 1 | P0465 | evap leak | Land Rover |
| 1 | P0563 | System Voltage Too High | Other GM |
| 1 | P0573 | Brake Switch 1 Circuit Stuck Off | Chevrolet |
| 1 | P061A | ETC Level 2 Torque Performance | Dodge |
| 1 | P0651 | 5-Volt Reference 2 Circuit Malfunction | Chevrolet |
| 1 | P0687 | Engine Controls Ignition Relay Control Circuit High Voltage | Other GM |
| 1 | P1101 | Intake Airflow System Performance | Chevrolet |
| 1 | P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching | Chevrolet |
| 1 | P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching | Chevrolet |
| 1 | P119B | Fuel Pressure Sensor Malfunction | Lamborghini |
| 1 | P1295 | ETC System Malfunction - Power Management | Hyundai |
| 1 | P1299 | Vacuum Leak Present With IAC Valve Fully Seated | Ford |
| 1 | P1300 | Igniter 1 Circuit Malfunction | Toyota |
| 1 | P1692 | Immobilizer Lamp Error | Toyota |
| 1 | P2106 | Electronic Throttle Control System - Forced Limited Power | Hyundai |
| 1 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Chevrolet |
| 1 | P2173 | High Airflow / Vacuum Leak Detected (Slow Accumulation) | Hyundai |
| 1 | P2176 | Minimum Throttle Position Not Learned | Other GM |
| 1 | P2300 | Ignition Coil 1 Control Circuit Low Voltage | Land Rover |
| 1 | P2355 | Exhaust Gas Recirculation Control Air Mass Too Large | Dodge |
| 1 | P2359 | Boost Pressure Sensor Voltage Too Low | Dodge |
| 1 | P3671 | Unknown | Dodge |
