Diagnostic Trouble Code Index for April 2023
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 | P0101 | MAF Sensor Performance | Mazda, Volkswagen, Volvo |
| 3 | P0171 | Fuel System Lean (Bank 1) | Ford, Mazda, Volvo |
| 3 | P0172 | Fuel System Rich (Bank 1) | Honda, Volvo |
| 3 | P0300 | Multiple Cylinder Misfire Detected | Buick, Nissan, Toyota |
| 2 | P0088 | Fuel Rail Pressure Too High | Chevrolet |
| 2 | P0302 | Cylinder 2 Misfire Detected | Toyota |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Volkswagen |
| 1 | P0107 | MAP Sensor Circuit Low Voltage | Chrysler |
| 1 | P0118 | ECT Sensor Circuit High Voltage | Jeep |
| 1 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Buick |
| 1 | P0174 | Fuel System Lean (Bank 2) | Ford |
| 1 | P0219 | Engine Overspeed Condition | Nissan |
| 1 | P0234 | Turbocharger Engine Overboost | Ford |
| 1 | P0281 | Cylinder 7 Balance System Malfunction | Ford |
| 1 | P0299 | Turbocharger Engine Underboost | Ford |
| 1 | P0301 | Cylinder 1 Misfire Detected | Honda |
| 1 | P0303 | Cylinder 3 Misfire Detected | Toyota |
| 1 | P0304 | Cylinder 4 Misfire Detected | Toyota |
| 1 | P0305 | Cylinder 5 Misfire Detected | Toyota |
| 1 | P0306 | Cylinder 6 Misfire Detected | Toyota |
| 1 | P0315 | Crankshaft Position Sensor Variation Not Learned | Chevrolet |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Cadillac |
| 1 | P043E | EVAP System Reference Orifice Clog Up | Toyota |
| 1 | P051B | Crankcase Pressure Sensor Circuit Range/Performance | Ford |
| 1 | P0523 | Engine Oil Pressure Sensor Circuit High Voltage | Mazda |
| 1 | P119A | Fuel Pressure Sensor G247 Malfunction | Volkswagen |
| 1 | P1291 | CNG Pressure Sensor Circuit Low Voltage | Chevrolet |
| 1 | P1A78 | SGCM Coolant Temperature Sensor 3 Performance | Hyundai |
| 1 | P1A7E | Starter/Generator Control Module Over Temperature High Voltage System Disabled | Hyundai |
| 1 | P2208 | ABS Brake Signal - CAN Message Plausibility / Implausibility Error | Dodge |
| 1 | P2440 | Secondary Air Injection System Control/Shut-Off Valve Stuck Open | Toyota |
| 1 | P2579 | Injector 6 Minimum Actuation Not Attained | Dodge |
| 1 | P2626 | Heated Oxygen Sensor (Bank 1 Sensor 1) Pumping Current Trim Circuit | Dodge |
| 1 | P3497 | MDS Rationality - Bank 2 | Honda |
| 1 | U0163 | lost communication with navigation control module | Hyundai |
| 1 | U1000 | Class 2 Communication Malfunction | Cadillac |
| 1 | U1310 | Hyundai | |
| 1 | U1998 | Lost communication with door control module a - missing message - current dtc | Ford |
| 1 | U2008 | Lost communication with door control module b - missing message - current dtc | Ford |
| 1 | U2088 | Lost communication with seat control module a - missing message - current dtc | Ford |
| 1 | U2528 | Lost communication with lighting control interface module rear b - missing message - - current dtc | Ford |
| 1 | U2560 | Lost communication with front control interface module a - current dtc | Ford |
| 1 | U2568 | Lost communication with front control interface module a - missing message - current dtc | Ford |
