Diagnostic Trouble Code Index for May 2025
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 |
| 2 | P0172 | Fuel System Rich (Bank 1) | Chevrolet, Ram |
| 2 | P0175 | Fuel System Rich (Bank 2) | Chevrolet, Ram |
| 1 | P0011 | Intake Camshaft Position System Performance | Chevrolet |
| 1 | P0301 | Cylinder 1 Misfire Detected | Toyota |
| 1 | P0302 | Cylinder 2 Misfire Detected | Toyota |
| 1 | P0303 | Cylinder 3 Misfire Detected | Toyota |
| 1 | P0304 | Cylinder 4 Misfire Detected | Toyota |
| 1 | P0305 | Cylinder 5 Misfire Detected | Toyota |
| 1 | P0507 | Idle Speed High | Hyundai |
| 1 | P1604 | PCM Internal Dual-Port Ram Read/Write Integrity Failure | Toyota |
| 1 | P2096 | Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2) | Ram |
| 1 | P2098 | Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2) | Ram |
| 1 | U0100 | Lost Communication With ECM/PCM | Nissan |
