Diagnostic Trouble Code Index for September 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 |
| 11 | P0300 | Multiple Cylinder Misfire Detected | , BMW, Chevrolet, Chrysler, Dodge, Ford, Honda, Volkswagen |
| 10 | P0171 | Fuel System Lean (Bank 1) | BMW, Chevrolet, Dodge, Ford, Lexus, Volkswagen |
| 8 | P0174 | Fuel System Lean (Bank 2) | BMW, Chevrolet, Dodge, Ford, Toyota |
| 5 | P0301 | Cylinder 1 Misfire Detected | Chrysler, Honda, Lexus, Ram, Volkswagen |
| 5 | P0304 | Cylinder 4 Misfire Detected | BMW, Chrysler, Honda, Volkswagen |
| 4 | P0302 | Cylinder 2 Misfire Detected | Chrysler, Honda, Volkswagen |
| 4 | P0303 | Cylinder 3 Misfire Detected | Dodge, Honda, Lexus, Volkswagen |
| 4 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chrysler, Dodge, Nissan |
| 3 | P0305 | Cylinder 5 Misfire Detected | BMW, Chrysler, Lexus |
| 3 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Dodge, Lexus, Nissan |
| 2 | P0016 | Crankshaft/Camshaft Timing Misalignment | Toyota |
| 2 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Chevrolet, Ford |
| 2 | P0154 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Activity | GMC, Mercedes-Benz |
| 2 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Audi, Mercedes-Benz |
| 2 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Infiniti, Toyota |
| 2 | P0336 | Crankshaft Position Sensor Performance | Buick, Chevrolet |
| 2 | P0400 | EGR System Recirculation Flow | Infiniti, Nissan |
| 2 | P0430 | Catalyst System Low Efficiency (Bank 2) | Cadillac, Lexus |
| 2 | P0456 | EVAP System Very Small Leak Detected | Ford, Kia |
| 2 | P0500 | Vehicle Speed Sensor Circuit Malfunction | GMC, Nissan |
| 2 | P0607 | Control Module Performance | Ford, Toyota |
| 2 | P2101 | Control Module Throttle Actuator Position Performance | Chevrolet, Nissan |
| 2 | P2104 | ETC System Malfunction - Forced Idle | Ford, Mercury |
| 2 | P2359 | Boost Pressure Sensor Voltage Too Low | Dodge, Mercedes-Benz |
| 1 | B1342 | ECU Damaged (EEPROM Inside PCM Not Working) | Ford |
| 1 | C0561 | abs system disabled | Suzuki |
| 1 | C1611 | Loss Communication w/ ECM | Kia |
| 1 | P0011 | Intake Camshaft Position System Performance | Audi |
| 1 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Chevrolet |
| 1 | P0024 | Exhaust Camshaft Position System Performance (Bank 2) | Toyota |
| 1 | P0033 | Supercharger Bypass Valve Solenoid Control Circuit Malfunction | Infiniti |
| 1 | P0052 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit High Voltage | Jeep |
| 1 | P0054 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Resistance | Chevrolet |
| 1 | P0089 | Fuel Pressure Regulator Performance | Chevrolet |
| 1 | P0118 | ECT Sensor Circuit High Voltage | Chevrolet |
| 1 | P0121 | TP Sensor Performance | Lincoln |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Lincoln |
| 1 | P0123 | TP Sensor Circuit High Voltage | Nissan |
| 1 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Mercedes-Benz |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Mercedes-Benz |
| 1 | P0159 | Heated Oxygen Sensor (Bank 2 Sensor 2) Slow Response | Hyundai |
| 1 | P0200 | Fuel Injector Circuit Malfunction | GMC |
| 1 | P020B | 2 injection timing | Volkswagen |
| 1 | P0223 | Throttle Position Sensor 2 Circuit High Voltage | Nissan |
| 1 | P025A | Fuel Pump Flow Control Module Enable Circuit Malfunction | Ford |
| 1 | P0261 | Fuel Injector 1 Control Circuit Low Voltage | Suzuki |
| 1 | P0263 | Cylinder 1 Balance System Malfunction | Ford |
| 1 | P0264 | Fuel Injector 2 Control Circuit Low Voltage | Suzuki |
| 1 | P0266 | Cylinder 2 Balance System Malfunction | Ford |
| 1 | P0267 | Fuel Injector 3 Control Circuit Low Voltage | Suzuki |
| 1 | P0269 | Cylinder 3 Balance System Malfunction | Ford |
| 1 | P0272 | Cylinder 4 Balance System Malfunction | Ford |
| 1 | P0275 | Cylinder 5 Balance System Malfunction | Ford |
| 1 | P0278 | Cylinder 6 Balance System Malfunction | Ford |
| 1 | P0306 | Cylinder 6 Misfire Detected | Chrysler |
| 1 | P0318 | Rough Road Sensor Circuit Malfunction | Smart |
| 1 | P0327 | Knock Sensor Circuit Low Voltage (Bank 1) | Toyota |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | Infiniti |
| 1 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Dodge |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Chrysler |
| 1 | P0401 | Insufficient EGR Flow Detected | Ford |
| 1 | P0402 | Excessive EGR Flow Detected | Mercedes-Benz |
| 1 | P0404 | EGR Open Position Performance | GMC |
| 1 | P0410 | Secondary Air System Performance | Mercedes-Benz |
| 1 | P0444 | EVAP Canister Purge Volume Control Solenoid Circuit Low Voltage | Nissan |
| 1 | P0446 | EVAP Vent System Performance | Ford |
| 1 | P0449 | EVAP Vent Solenoid Control Circuit Malfunction | Chevrolet |
| 1 | P0453 | Fuel Tank Pressure Sensor Circuit High Voltage | Ford |
| 1 | P0455 | EVAP System Large Leak Detected | Chevrolet |
| 1 | P0458 | EVAP Purge Solenoid Low Voltage | Suzuki |
| 1 | P0463 | Fuel Level Sensor High Voltage | Ford |
| 1 | P0491 | Secondary AIR System Insufficient Flow Detected (Bank 1) | Audi |
| 1 | P0492 | Secondary air flow bank 2 | Audi |
| 1 | P0506 | Idle Speed Low | Chevrolet |
| 1 | P0514 | Battery Temperature Sensor Rationality | Ford |
| 1 | P0550 | Power Steering Pressure Sensor Circuit Malfunction | Nissan |
| 1 | P0571 | Brake Switch 1 Performance | Dodge |
| 1 | P0600 | Serial Communication Link | Ford |
| 1 | P0691 | Cooling Fan 1 Relay Control Circuit Low | Suzuki |
| 1 | P069E | Fuel Pump Control Module (FPCM) Requested MIL Illumination | Chevrolet |
| 1 | P0708 | Transmission Range Switch Circuit High Input | Ford |
| 1 | P0732 | Gear Ratio Error In Second | Infiniti |
| 1 | P0A0F | Engine Failed To Start | Toyota |
| 1 | P1000 | OBD II Monitor Testing No Completed | Lincoln |
| 1 | P1005 | Manifold Tuning Valve Solenoid Control Performance | Volkswagen |
| 1 | P1083 | Bank 1 Lean | BMW |
| 1 | P1085 | EVAP System - Large Leak | BMW |
| 1 | P1100 | Starter Switch Circuit Low Input | Ford |
| 1 | P1137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Low Voltage In Power Enrichment | Volkswagen |
| 1 | P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching | Chevrolet |
| 1 | P1174 | Fuel Trim Cylinder Balance | Chevrolet |
| 1 | P119A | Fuel pressure sensor G247 | Volkswagen |
| 1 | P1211 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1260 | Immobilizer System Malfunction | Ford |
| 1 | P1283 | Air Fuel Sensor (Bank 2 Sensor 1) Lean Shift Monitoring | Nissan |
| 1 | P1293 | High Side Bank No. 1 (Right) Open | Ford |
| 1 | P1294 | Target Idle Speed Not Reached | Ford |
| 1 | P1298 | Electrical Load Detector Circuit High Voltage | Ford |
| 1 | P1316 | Spark Plug Detection Module Circuit Malfunction (Bank 2) | Ford |
| 1 | P1391 | CKP Or CMP Sensor Signal Intermittent | Dodge |
| 1 | P1405 | DPFE Sensor Upstream Hose Off or Plugged | Ford |
| 1 | P1414 | Cylinder 4 Reactivation Control Performance | Chrysler |
| 1 | P1416 | Secondary Air Injection System (Bank 2) | Chrysler |
| 1 | P1518 | Throttle Actuator Control Module Serial Data Malfunction | Chevrolet |
| 1 | P1604 | PCM Internal Dual-Port Ram Read/Write Integrity Failure | Toyota |
| 1 | P1682 | Ignition 1 Switch Circuit 2 Malfunction | Chevrolet |
| 1 | P1700 | TCM Requested MIL Operation | Smart |
| 1 | P1702 | Primary Oil Pressure Sensor / Secondary Oil Pressure Sensor Correlation | Ford |
| 1 | P1754 | Input Clutch Solenoid Valve Circuit Malfunction | Ford |
| 1 | P1798 | Transmission Fluid Is Burnt Or Contaminated | Jaguar |
| 1 | P2004 | Intake Manifold Runner Control Stuck Open | Ford |
| 1 | P2010 | Intake Manifold Runner (Swirl) Control Circuit High | Mercedes-Benz |
| 1 | P2047 | Fuel Rail Pressure Volume Control - Maximum Fuel Pressure Exceeded | Dodge |
| 1 | P2051 | Fuel Rail Pressure Sensor - Maximum Fuel Pressure Exceeded | Dodge |
| 1 | P2100 | Electronic Throttle Control Motor Circuit / Open (Bank 1) | Ford |
| 1 | P2105 | Throttle Actuator Control System - Forced Engine Shutdown | Ford |
| 1 | P2112 | Electronic Throttle Control - Unable To Open | Mercury |
| 1 | P2119 | Throttle Closed Position Performance | Chevrolet |
| 1 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Lincoln |
| 1 | P2160 | CVT Speed Sensor Secondary Circuit - No Signal | GMC |
| 1 | P2161 | Vehicle Speed Sensor 2 Erratic | GMC |
| 1 | P2177 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 1) | BMW |
| 1 | P2179 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 2) | BMW |
| 1 | P219A | Bank 1 Air/Fuel Ratio Imbalance | Honda |
| 1 | P2237 | Air Fuel Sensor 1 (Bank 1 Sensor 1) Pumping Current Signal Open | Audi |
| 1 | P2238 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Pumping Current Signal Low | Lexus |
| 1 | P2241 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Pumping Current Signal Low | Lexus |
| 1 | P2243 | Heated Oxygen Sensor (Bank 1 Sensor 1) Reference Voltage Circuit | Dodge |
| 1 | P2291 | Injector Control Pressure Too Low - Engine Cranking | Ford |
| 1 | P229E | Bank 1 Sensor2 circuit malfunction stored | Chevrolet |
| 1 | P2300 | Ignition Coil 1 Control Circuit Low Voltage | Chrysler |
| 1 | P2313 | Ignition Coil 5 Control Circuit High Voltage | Chrysler |
| 1 | P2629 | Heated Oxygen Sensor (Bank 2 Sensor 1) Pumping Current Trim Circuit | Audi |
| 1 | P2771 | 4WD Low Switch Circuit Malfunction | GMC |
| 1 | P7000 | Transmission control module requested MILECM | Buick |
| 1 | U0001 | CAN 'C' Bus | Dodge |
| 1 | U0101 | Lost Communication With TCM | Ford |
| 1 | U0106 | lost communication with glow plug control module | Mercedes-Benz |
| 1 | U0109 | Lost communication with fuel pump control module | Ford |
| 1 | U0121 | Lost Communication With Antilock Brake System Module | Dodge |
| 1 | U0141 | Lost Communication With Front Control Module | Dodge |
| 1 | U0300 | PGM-FI System and A/T System Program Version Mismatch | Ford |
| 1 | U0730 | Contorl module comm bus A offstored in ECM and EBCM | Buick |
| 1 | U1000 | Class 2 Communication Malfunction | Buick |
| 1 | U1129 | Lost Communication With AMP Module | Mini |
| 1 | U2105 | TCM - No Communication With Engine Control Module | Saturn |
| 1 | U2106 | ECM - No Communication With Transmission Control Module | Saturn |
