Diagnostic Trouble Code Index for July 2016
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 |
| 10 | P0300 | Multiple Cylinder Misfire Detected | Acura, Cadillac, Chevrolet, GMC, Mini, Toyota, Volkswagen |
| 9 | P0171 | Fuel System Lean (Bank 1) | BMW, Chevrolet, Chrysler, Ford, Kia, Lincoln, Toyota |
| 5 | P0174 | Fuel System Lean (Bank 2) | BMW, Chrysler, Ford, Kia, Lincoln |
| 4 | P0172 | Fuel System Rich (Bank 1) | Audi, Ford, GMC |
| 4 | P0305 | Cylinder 5 Misfire Detected | Cadillac, GMC, Honda, Land Rover |
| 3 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | BMW, Ford, Mazda |
| 3 | P0301 | Cylinder 1 Misfire Detected | Honda, Nissan, Toyota |
| 3 | P0303 | Cylinder 3 Misfire Detected | Honda, Kia, Mazda |
| 3 | P0304 | Cylinder 4 Misfire Detected | Chevrolet, Honda, Jaguar |
| 3 | U0101 | Lost Communication With TCM | Buick, Chrysler, Ford |
| 2 | P0011 | Intake Camshaft Position System Performance | Chevrolet, Porsche |
| 2 | P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) | BMW, Ford |
| 2 | P0302 | Cylinder 2 Misfire Detected | Honda, Volkswagen |
| 2 | P0330 | Knock Sensor 2 Circuit Malfunction | Toyota |
| 2 | P0340 | Camshaft Position Sensor Circuit Malfunction | Ford |
| 2 | P0401 | Insufficient EGR Flow Detected | Chevrolet, Ford |
| 2 | P0455 | EVAP System Large Leak Detected | Chrysler, Dodge |
| 2 | P1297 | No Change In MAP Signal From Start To Run Transition | Audi, Volkswagen |
| 2 | P1399 | Misfire any cylinder | Acura, Honda |
| 2 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Chevrolet, Ford |
| 2 | U0100 | Lost Communication With ECM/PCM | Buick, Pontiac |
| 2 | U0140 | Lost Communication With BCM | Chevrolet, Pontiac |
| 1 | B1A25 | invalid key | Chrysler |
| 1 | B2141 | Module configuration procedure was not completed properly. | Ford |
| 1 | B3883 | license plate lamp circuit | Buick |
| 1 | C2420 | Pcm indicated traction control | Buick |
| 1 | P0010 | Camshaft Position 'A' Actuator Circuit Malfunction (Bank 1) | Volkswagen |
| 1 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Ford |
| 1 | P0022 | Camshaft Position 'A' Timing Over-Retarded (Bank 2) | Ford |
| 1 | P0025 | Camshaft Position 'B' Over-Retarded (Bank 2) | Ford |
| 1 | P0027 | The quantity control valve has a malfunction | Mercedes-Benz |
| 1 | P0036 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Control Circuit Malfunction | Buick |
| 1 | P0040 | Oxygen Sensor Signals Swapped, Bank 1 Sensor 1 - Bank 1 Sensor 2 | Land Rover |
| 1 | P0089 | Fuel Pressure Regulator Performance | Audi |
| 1 | P0100 | Mass Airflow Sensor Circuit Malfunction | Ford |
| 1 | P0101 | MAF Sensor Performance | Chevrolet |
| 1 | P0102 | MAF Sensor Circuit Low Frequency | Audi |
| 1 | P0119 | ECT Sensor Circuit Intermittent | Ford |
| 1 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Toyota |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Ford |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Audi |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Audi |
| 1 | P015B | Delayed Response Lean To Reach Bank-1 Sensor-1. | Chevrolet |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Chevrolet |
| 1 | P0243 | Supercharger Boost Solenoid Control Circuit Malfunction | Volkswagen |
| 1 | P0306 | Cylinder 6 Misfire Detected | Land Rover |
| 1 | P0307 | Cylinder 7 Misfire Detected | Land Rover |
| 1 | P0308 | Cylinder 8 Misfire Detected | Land Rover |
| 1 | P0325 | Knock Sensor Circuit Malfunction | Toyota |
| 1 | P0336 | Crankshaft Position Sensor Performance | Chevrolet |
| 1 | P0341 | CMP Sensor Performance | Ford |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Ford |
| 1 | P0345 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Ford |
| 1 | P0346 | Intake Camshaft Position Sensor Performance (Bank 2) | Ford |
| 1 | P0349 | Camshaft Position Sensor Circuit Intermittent (Bank 2) | Jeep |
| 1 | P0354 | Ignition Coil 4 Control Circuit Malfunction | Jaguar |
| 1 | P0366 | Exhaust Camshaft Position Sensor Performance | Buick |
| 1 | P0385 | Crankshaft Position Sensor 'B' Circuit Malfunction | Chevrolet |
| 1 | P0404 | EGR Open Position Performance | Chevrolet |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Honda |
| 1 | P0445 | EVAP Canister Purge Volume Control Solenoid Circuit High Voltage | Audi |
| 1 | P0446 | EVAP Vent System Performance | Lincoln |
| 1 | P0456 | EVAP System Very Small Leak Detected | Dodge |
| 1 | P0507 | Idle Speed High | Audi |
| 1 | P0513 | Invalid SKIM Key Detected | Chrysler |
| 1 | P0546 | Exhaust Gas Temperature Sensor 1 Circuit High Voltage | Mercedes-Benz |
| 1 | P0603 | Control Module Long Term Memory Reset | Ford |
| 1 | P060A | PCM Internal Control Module Error | Ford |
| 1 | P0660 | Manifold Tune Valve Solenoid Circuit Malfunction | Chrysler |
| 1 | P0676 | Glow Plug No. 6 Control Circuit Malfunction | Ford |
| 1 | P0678 | Glow Plug No. 8 Control Circuit Malfunction | Ford |
| 1 | P0683 | Glow Plug Control Module Diagnostic Communication Circuit Malfunction | Ford |
| 1 | P1103 | MAF Signal Inconsistent with Engine Speed (Too High) | Audi |
| 1 | P1108 | BARO Pressure Sensor Circuit High Voltage | Audi |
| 1 | P1117 | Engine Coolant Temperature Sensor Circuit Intermittent | Volkswagen |
| 1 | P1131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Rich | Ford |
| 1 | P1198 | Crankshaft / Camshaft 1/2 Timing Misalignment | Volkswagen |
| 1 | P1259 | VTEC System Malfunction (Bank 1) | Honda |
| 1 | P1300 | Igniter 1 Circuit Malfunction | Toyota |
| 1 | P130A | Cylinder Disabling | Volkswagen |
| 1 | P1320 | Igniter 5 Circuit Malfunction | Nissan |
| 1 | P1400 | Cold Start Emission Reduction Control System | Chevrolet |
| 1 | P1404 | EGR Valve Closed Position Performance | Chevrolet |
| 1 | P1421 | Cold Start Emission Reduction Strategy Monitoring | Volkswagen |
| 1 | P1425 | EVAP System Leak Detection Pump Flow High/Low | Volkswagen |
| 1 | P1435 | Charge/Discharge Balance Function | Volkswagen |
| 1 | P1450 | Unable to Bleed Up Fuel Tank Vacuum | Ford |
| 1 | P1472 | Evap leak detection pump short to ground | Volkswagen |
| 1 | P1487 | EGR Boost Sensor Solenoid Circuit Malfunction | Mazda |
| 1 | P1557 | Battery Module Temperature Sensor Signal 3 Circuit Low Voltage | Volkswagen |
| 1 | P1603 | PCM Internal Shutdown Timer Rationality | Chrysler |
| 1 | P1646 | Hydraulic Cooling Fan Control Circuit Low | Jaguar |
| 1 | P2080 | Exhaust Gas Temperature Sensor Circuit Performance (Bank 1 Sensor 1) | Mercedes-Benz |
| 1 | P2089 | Camshaft Position Actuator Circuit High (Bank 1) | Porsche |
| 1 | P2098 | Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2) | Chrysler |
| 1 | P2105 | Throttle Actuator Control System - Forced Engine Shutdown | Ford |
| 1 | P2106 | Electronic Throttle Control System - Forced Limited Power | Ford |
| 1 | P2127 | Accelerator Pedal Position Sensor 2 Circuit Low Voltage | Pontiac |
| 1 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Buick |
| 1 | P2176 | Minimum Throttle Position Not Learned | Acura |
| 1 | P2181 | Cooling System Performance | Audi |
| 1 | P2188 | Fuel Trim System Rich At Idle (Bank 1) | Audi |
| 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 | P2227 | BARO Sensor Performance | Mazda |
| 1 | P2400 | EVAP Leak Detection Pump Control Circuit Open | BMW |
| 1 | P3030 | Battery Voltage Defected Line Snapped | Mercedes-Benz |
| 1 | P3400 | Cylinder Deactivation System Performance | Honda |
| 1 | P3406 | Position sensor for intake cam has electrical fault. signal comparison faulty. | Mercedes-Benz |
| 1 | U0073 | Control Module Communication Bus Off | Pontiac |
| 1 | U0121 | Lost Communication With Antilock Brake System Module | Pontiac |
| 1 | U0300 | PGM-FI System and A/T System Program Version Mismatch | Ford |
| 1 | U1007 | Lost communication with engine control module-invalid data | Buick |
| 1 | U1008 | Loss of Sir/SDM communications | Audi |
| 1 | U1400 | Implausible Throttle Position Sensor Signal Received | Buick |
| 1 | U1407 | Implausible Maximum Engine Torque Request Signal Received | Buick |
| 1 | U1900 | CAN System Communication Error | Ford |
| 1 | U2540 | Lost communication with remote start module | Buick |
