Diagnostic Trouble Code Index for March 2022
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 |
| 1 | B1380 | control module acc circuit short to ground | Chevrolet |
| 1 | C0242 | PCM indicated Traction Control System malfunction | Cadillac |
| 1 | C1201 | engine control system fault | Toyota |
| 1 | C1223 | Fault in ABS control system | Toyota |
| 1 | C1247 | Fault in stroke sensor | Toyota |
| 1 | P000D | Cam position slow response bank 2 | Chrysler |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Jeep |
| 1 | P0073 | Ambient Air Temperature Sensor Circuit High Voltage | Mini |
| 1 | P0087 | Fuel Rail Pressure Too Low | GMC |
| 1 | P0092 | Fuel Pressure Regulator 1 Control Circuit High Voltage | Cadillac |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Ram |
| 1 | P0299 | Turbocharger Engine Underboost | Buick |
| 1 | P0300 | Multiple Cylinder Misfire Detected | Audi |
| 1 | P0304 | Cylinder 4 Misfire Detected | Audi |
| 1 | P0305 | Cylinder 5 Misfire Detected | Audi |
| 1 | P0306 | Cylinder 6 Misfire Detected | Audi |
| 1 | P0308 | Cylinder 8 Misfire Detected | Mercedes-Benz |
| 1 | P0320 | No Crank Reference Signal To PCM | Ford |
| 1 | P0340 | Camshaft Position Sensor Circuit Malfunction | Hyundai |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Land Rover |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Ford |
| 1 | P0390 | Exhaust Camshaft Position Sensor Circuit Malfunction (Bank 2) | Chrysler |
| 1 | P0391 | Exhaust Camshaft Position Sensor Performance (Bank 2) | Audi |
| 1 | P0394 | Camshaft Position Sensor 1 - Signal Intermittent | Chrysler |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Cadillac |
| 1 | P0456 | EVAP System Very Small Leak Detected | Subaru |
| 1 | P0504 | Brake Switch A-B Correlation Malfunction | Toyota |
| 1 | P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching | Cadillac |
| 1 | P1327 | knock control cyl 3 | Chevrolet |
| 1 | P1626 | Theft Deterrent Fuel Enable Signal Lost | GMC |
| 1 | P186A | need information on this code mil on | Mini |
| 1 | P2122 | Accelerator Pedal Position Sensor 1 Circuit Low Voltage | Ram |
| 1 | P219F | Cylinder 4 air fuel ratio imbalance | Honda |
| 1 | P2200 | Nox circuit bank 1 sensor 1 | Ford |
| 1 | P2445 | Secondary Air Injection System Pump Stuck Off (Bank 1) | Toyota |
| 1 | P262B | Control module power off timer performance | GMC |
| 1 | P3183 | Right Tank Fill Level Sensor Signal Short to Battery | Mini |
| 1 | P3511 | Land Rover | |
| 1 | P3541 | Land Rover | |
| 1 | P3551 | misfire in all cylenders 1 thru 8 ignition coils. | Land Rover |
| 1 | P4512 | The pressure sensor/pressure switch of the evaporative emission control system has a malfunction. The signal offset is outside the permissible range. | Mercedes-Benz |
| 1 | U0121 | Lost Communication With Antilock Brake System Module | GMC |
| 1 | U0137 | loss communication with Trailer brake control module | GMC |
| 1 | U0422 | Implausible Data Received From BCM | Chevrolet |
| 1 | U1000 | Class 2 Communication Malfunction | Chevrolet |
| 1 | U1064 | Lost Communication With BCM or VCD Module | GMC |
| 1 | U1088 | Loss of Communication With Sensing And Diagnostic Module | Chevrolet |
| 1 | U1301 | Class 2 Data Line Short To Voltage | GMC |
| 1 | U1626 | GMC |
