Diagnostic Trouble Code Index for November 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 |
| 3 | P0171 | Fuel System Lean (Bank 1) | Ford, Infiniti |
| 2 | P0174 | Fuel System Lean (Bank 2) | Ford |
| 2 | P0300 | Multiple Cylinder Misfire Detected | GMC, Volkswagen |
| 2 | P0341 | CMP Sensor Performance | Audi |
| 2 | P0411 | Secondary AIR System Incorrect Airflow Detected | Chevrolet, Volkswagen |
| 2 | P0430 | Catalyst System Low Efficiency (Bank 2) | Chevrolet, Jeep |
| 2 | P0507 | Idle Speed High | Volkswagen, Volvo |
| 1 | P000A | Camshaft 1 Position Slow Response | Maserati |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Jaguar |
| 1 | P0030 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Malfunction | GMC |
| 1 | P0053 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Resistance | GMC |
| 1 | P0087 | Fuel Rail Pressure Too Low | GMC |
| 1 | P0088 | Fuel Rail Pressure Too High | GMC |
| 1 | P0101 | MAF Sensor Performance | Infiniti |
| 1 | P0102 | MAF Sensor Circuit Low Frequency | Ford |
| 1 | P0106 | MAP Sensor Performance | Buick |
| 1 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Volkswagen |
| 1 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | GMC |
| 1 | P0172 | Fuel System Rich (Bank 1) | BMW |
| 1 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Ford |
| 1 | P0301 | Cylinder 1 Misfire Detected | Volkswagen |
| 1 | P0302 | Cylinder 2 Misfire Detected | Volkswagen |
| 1 | P0303 | Cylinder 3 Misfire Detected | Volkswagen |
| 1 | P0304 | Cylinder 4 Misfire Detected | Volkswagen |
| 1 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Toyota |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Jeep |
| 1 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford |
| 1 | P1441 | EVAP System Flow During Non-Purge Conditions | Toyota |
| 1 | P1444 | EVAP Canister Purge Volume Control Valve Circuit Malfunction | Toyota |
| 1 | P1635 | 5-Volt Reference 1 Circuit Malfunction | Ford |
| 1 | P1A58 | Hybrid Battery Pack Relay Open | Volkswagen |
| 1 | P2015 | Intake Manifold Runner Position Sensor Performance | Volkswagen |
| 1 | P2106 | Electronic Throttle Control System - Forced Limited Power | Ford |
| 1 | P2195 | Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean | Ford |
| 1 | P2197 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Lean" | Ford |
| 1 | P228D | Fuel Pressure Regulator 1 control performance | GMC |
| 1 | P2311 | Ignition Coil 4 Secondary Circuit Insufficient Ionization | Dodge |
