Diagnostic Trouble Code Index for November 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 | P0171 | Fuel System Lean (Bank 1) | Chevrolet, Dodge, Ford, Mercury, Nissan |
| 10 | P0300 | Multiple Cylinder Misfire Detected | Audi, Chevrolet, GMC, Saturn, Toyota |
| 6 | P0302 | Cylinder 2 Misfire Detected | Audi, Chevrolet, Dodge, GMC, Toyota |
| 6 | P0304 | Cylinder 4 Misfire Detected | Audi, Chevrolet, Chrysler, Ford, GMC, Toyota |
| 5 | P0301 | Cylinder 1 Misfire Detected | Chevrolet, Dodge, Mini, Toyota |
| 4 | P0303 | Cylinder 3 Misfire Detected | Audi, Chevrolet, Hyundai, Jeep |
| 4 | P0446 | EVAP Vent System Performance | Chevrolet, Ford, Toyota |
| 3 | P0087 | Fuel Rail Pressure Too Low | Audi, Volkswagen |
| 3 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Ford, Mercury, Toyota |
| 3 | P0174 | Fuel System Lean (Bank 2) | Ford, Mercury |
| 3 | P0305 | Cylinder 5 Misfire Detected | Audi, Dodge, Jeep |
| 2 | P0113 | IAT Sensor Circuit High Voltage | Toyota |
| 2 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford, Mercury |
| 2 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Ford, Mercury |
| 2 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Ford, Mercury |
| 2 | P0306 | Cylinder 6 Misfire Detected | Audi, GMC |
| 2 | P0340 | Camshaft Position Sensor Circuit Malfunction | Dodge, Hyundai |
| 2 | P0341 | CMP Sensor Performance | Audi, Honda |
| 2 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford, Mercury |
| 2 | P0641 | 5-Volt Reference 1 Circuit Malfunction | Cadillac, Chevrolet |
| 2 | P1212 | ABS/TCS Control Unit Malfunction | Ford, Infiniti |
| 2 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Toyota |
| 2 | P2A01 | Heated Oxygen Sensor (Bank 1 Sensor 2) Closed Loop Performance | Chevrolet |
| 2 | U0101 | Lost Communication With TCM | Ford, Mercury |
| 2 | U1900 | CAN System Communication Error | Ford, Mercury |
| 1 | B1317 | high batery voltage at module | Ford |
| 1 | B1352 | Ignition key-in circuit failure | Ford |
| 1 | B1360 | Ignition run / acc circuit open | Ford |
| 1 | B1380 | Device Acc 1 circuit | Chevrolet |
| 1 | C0242 | PCM indicated Traction Control System malfunction | GMC |
| 1 | C121C | Torque request signal denied | Ram |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Dodge |
| 1 | P0018 | Crankshaft Position - Intake Camshaft Position Correlation (Bank 2) | Chrysler |
| 1 | P0037 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Voltage | Mini |
| 1 | P0038 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit High Voltage | Dodge |
| 1 | P0101 | MAF Sensor Performance | Mazda |
| 1 | P0118 | ECT Sensor Circuit High Voltage | Dodge |
| 1 | P0121 | TP Sensor Performance | Chevrolet |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Toyota |
| 1 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Ford |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Volvo |
| 1 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Mini |
| 1 | P0140 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity | Chevrolet |
| 1 | P0153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Slow Response | Ford |
| 1 | P0190 | Fuel Rail Pressure Sensor Circuit Malfunction | Volvo |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Volvo |
| 1 | P0208 | Fuel Injector 8 Control Circuit Malfunction | Chrysler |
| 1 | P0221 | Throttle Position Sensor 2 Performance | Ford |
| 1 | P0261 | Fuel Injector 1 Control Circuit Low Voltage | Ford |
| 1 | P0264 | Fuel Injector 2 Control Circuit Low Voltage | Ford |
| 1 | P0266 | Cylinder 2 Balance System Malfunction | Ford |
| 1 | P0267 | Fuel Injector 3 Control Circuit Low Voltage | Ford |
| 1 | P0270 | Fuel Injector 4 Control Circuit Low Voltage | Ford |
| 1 | P0273 | Fuel Injector 5 Control Circuit Low Voltage | Ford |
| 1 | P0276 | Fuel Injector 6 Control Circuit Low Voltage | Ford |
| 1 | P0278 | Cylinder 6 Balance System Malfunction | Ford |
| 1 | P0299 | Turbocharger Engine Underboost | Ford |
| 1 | P0315 | Crankshaft Position Sensor Variation Not Learned | Pontiac |
| 1 | P0317 | Rough Road Sensor Source Not Detected | Chevrolet |
| 1 | P0320 | No Crank Reference Signal To PCM | Jeep |
| 1 | P0326 | Knock Sensor Performance | Saturn |
| 1 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Nissan |
| 1 | P0336 | Crankshaft Position Sensor Performance | Acura |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Ram |
| 1 | P0346 | Intake Camshaft Position Sensor Performance (Bank 2) | Audi |
| 1 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Ford |
| 1 | P0356 | Ignition Coil 6 Control Circuit Malfunction | Ford |
| 1 | P0366 | Exhaust Camshaft Position Sensor Performance | Audi |
| 1 | P0391 | Exhaust Camshaft Position Sensor Performance (Bank 2) | Audi |
| 1 | P0401 | Insufficient EGR Flow Detected | Chevrolet |
| 1 | P0402 | Excessive EGR Flow Detected | Ford |
| 1 | P0403 | EGR Solenoid Control Circuit Malfunction | Mercury |
| 1 | P0405 | EGR Position Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0406 | EGR Position Sensor Circuit High Voltage | GMC |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | GMC |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Chevrolet |
| 1 | P0440 | General EVAP System Failure | Toyota |
| 1 | P0441 | EVAP Purge System Performance | GMC |
| 1 | P0442 | EVAP System Small Leak Detected | Cadillac |
| 1 | P0451 | Fuel Tank Pressure Sensor Performance | Ford |
| 1 | P0463 | Fuel Level Sensor High Voltage | Ford |
| 1 | P046C | EGR Position Sensor Performance | GMC |
| 1 | P0505 | Idle Control System Malfunction | Nissan |
| 1 | P0507 | Idle Speed High | Nissan |
| 1 | P0532 | A/C Refrigerant Pressure Sensor Circuit Low Voltage | Cadillac |
| 1 | P0651 | 5-Volt Reference 2 Circuit Malfunction | Chevrolet |
| 1 | P069E | Fuel Pump Control Module (FPCM) Requested MIL Illumination | Chevrolet |
| 1 | P1005 | Manifold Tuning Valve Solenoid Control Performance | Chrysler |
| 1 | P1101 | Intake Airflow System Performance | Buick |
| 1 | P1132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Rich | Ford |
| 1 | P1140 | Intake Valve Timing Control Position Sensor Circuit Malfunction (Bank 1) | Infiniti |
| 1 | P1152 | Air Fuel Sensor (Bank 1 Sensor 1) Range/Performance (Low) | Ford |
| 1 | P1174 | Fuel Trim Cylinder Balance | Saturn |
| 1 | P1209 | FICM Diagnostic Status Signal Circuit Malfunction | Ford |
| 1 | P140B | egr slow response-increasing flow | GMC |
| 1 | P1451 | Barometric Pressure Sensor Signal Range/Performance | Ford |
| 1 | P1545 | Air Conditioning Clutch Relay Control Circuit Malfunction | Volkswagen |
| 1 | P1565 | Speed Control Command Switch Out-Of-Range High | Volkswagen |
| 1 | P1574 | Stop Lamp Switch Circuit Malfunction | Nissan |
| 1 | P160B | Fuel injector checksum error | Chevrolet |
| 1 | P1610 | NATS Initialization Failure | Infiniti |
| 1 | P1612 | NATS CHAIN OF IMMU-PCM | Infiniti |
| 1 | P1626 | Theft Deterrent Fuel Enable Signal Lost | Audi |
| 1 | P1631 | Theft Deterrent Fuel Enable Signal Not Correct | Chevrolet |
| 1 | P1686 | No SKIM Bus Messages Received | Jeep |
| 1 | P1687 | No Communication With MIC | Jeep |
| 1 | P1832 | Pressure Control Shift Lock Solenoid Control Circuit High Voltage | Ford |
| 1 | P2071 | Intake Manifold Tuning Valve Stuck Closed | Chrysler |
| 1 | P2112 | Electronic Throttle Control - Unable To Open | Mercedes-Benz |
| 1 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Toyota |
| 1 | P2172 | High Airflow / Vacuum Leak Detected (Instantaneous Accumulation) | Saturn |
| 1 | P2173 | High Airflow / Vacuum Leak Detected (Slow Accumulation) | Chrysler |
| 1 | P2177 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 1) | Mercedes-Benz |
| 1 | P2188 | Fuel Trim System Rich At Idle (Bank 1) | Audi |
| 1 | P2291 | Injector Control Pressure Too Low - Engine Cranking | Ford |
| 1 | P2293 | Fuel Pressure Regulator 2 Performance | Volkswagen |
| 1 | P2311 | Ignition Coil 4 Secondary Circuit Insufficient Ionization | Chrysler |
| 1 | P2414 | Heated Oxygen Sensor (Bank 1 Sensor 2) Exhaust Sample Error | Mercedes-Benz |
| 1 | P2440 | Secondary Air Injection System Control/Shut-Off Valve Stuck Open | Audi |
| 1 | P2493 | egr cooler bypass position sensor | GMC |
| 1 | P2A04 | Heated Oxygen Sensor (Bank 2 Sensor 2) Closed Loop Performance | Chevrolet |
| 1 | U0100 | Lost Communication With ECM/PCM | Ford |
| 1 | U0121 | Lost Communication With Antilock Brake System Module | Ford |
| 1 | U0131 | FCAN Malfunction (EPS-ECM) | Ford |
| 1 | U0137 | ip module | Ford |
| 1 | U0151 | Lost Communication With Sensing And Diagnostic Module | Ford |
| 1 | U1000 | Class 2 Communication Malfunction | Infiniti |
| 1 | U1001 | Lost Communication With XXX Control Module | Infiniti |
| 1 | U1950 | only code in entire system | Ford |
