Diagnostic Trouble Code Index for January 2009
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 |
| 49 | P0300 | Multiple Cylinder Misfire Detected | BMW, Buick, Cadillac, Checker, Chevrolet, Chrysler, Ford, GMC, Honda, Hyundai, Isuzu, Jeep, Land Rover, Mazda, Mercedes-Benz, Mercury, Mitsubishi, Nissan, Oldsmobile, Pontiac, Saturn, Toyota, Volkswagen |
| 31 | P0171 | Fuel System Lean (Bank 1) | Buick, Cadillac, Chevrolet, Dodge, Ford, GMC, Jaguar, Jeep, Nissan, Saturn, Toyota, Volkswagen, Volvo |
| 16 | P0174 | Fuel System Lean (Bank 2) | Cadillac, Chevrolet, Ford, GMC, Jaguar, Jeep, Volvo |
| 12 | P0301 | Cylinder 1 Misfire Detected | BMW, Cadillac, Chevrolet, Chrysler, Ford, Honda, Jeep, Mazda, Toyota, Volvo |
| 10 | P0302 | Cylinder 2 Misfire Detected | BMW, Cadillac, Chrysler, Dodge, Ford, Honda, Hyundai, Volvo |
| 10 | P0305 | Cylinder 5 Misfire Detected | Cadillac, Chevrolet, Dodge, Hyundai, Land Rover, Mercedes-Benz, Mercury, Nissan, Toyota |
| 9 | P0304 | Cylinder 4 Misfire Detected | Cadillac, Dodge, Ford, Honda, Nissan, Oldsmobile, Toyota |
| 9 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chevrolet, Dodge, Ford, Mercury, Toyota, Volkswagen |
| 8 | P0303 | Cylinder 3 Misfire Detected | BMW, Cadillac, Chevrolet, Chrysler, Honda, Oldsmobile, Toyota |
| 7 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Cadillac, Jeep, Mazda, Pontiac, Toyota |
| 6 | P0101 | MAF Sensor Performance | Cadillac, Chevrolet, Volkswagen |
| 6 | P0102 | MAF Sensor Circuit Low Frequency | Chevrolet, Lincoln, Nissan, Saturn, Volkswagen |
| 6 | P0172 | Fuel System Rich (Bank 1) | Chevrolet, Chrysler, Ford, Land Rover, Pontiac, Toyota |
| 6 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Chevrolet, Ford, GMC, Hyundai, Nissan |
| 5 | P0306 | Cylinder 6 Misfire Detected | Audi, Cadillac, Ford, Jeep, Nissan |
| 5 | P0341 | CMP Sensor Performance | Chevrolet, Ford, Honda |
| 5 | P0442 | EVAP System Small Leak Detected | Hyundai, Nissan, Saturn, Toyota, Volkswagen |
| 4 | P0108 | MAP Sensor Circuit High Voltage | Dodge, Honda, Jeep, Mini |
| 4 | P0121 | TP Sensor Performance | Ford, Jaguar, Toyota, Volkswagen |
| 3 | B2960 | Security system sensor data incorrect but valid | Chevrolet, Pontiac, Saturn |
| 3 | P0122 | TP Sensor Circuit Low Voltage | Chevrolet, Dodge, Pontiac |
| 3 | P0123 | TP Sensor Circuit High Voltage | Dodge, Jeep |
| 3 | P0125 | Engine Coolant Temperature Insufficient For Closed Loop Fuel Control | Mitsubishi, Pontiac |
| 3 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Chevrolet, GMC, Volkswagen |
| 3 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Chevrolet, Honda, Toyota |
| 3 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | BMW, Mercedes-Benz, Mitsubishi |
| 3 | P0173 | Fuel Trim Lean Or Rich (Bank 2) | Mercedes-Benz, Mitsubishi |
| 3 | P0320 | No Crank Reference Signal To PCM | Chrysler, Jeep, Mercury |
| 3 | P0325 | Knock Sensor Circuit Malfunction | Cadillac, Nissan |
| 3 | P0344 | Camshaft Position Sensor Signal Intermittent | Chrysler, Dodge, Ford |
| 3 | P0401 | Insufficient EGR Flow Detected | Lexus, Toyota |
| 3 | P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching | GMC, Lexus, Toyota |
| 3 | P1316 | Spark Plug Detection Module Circuit Malfunction (Bank 2) | Ford, Land Rover |
| 3 | P1670 | Output Driver 4 Voltage High Voltage | Ford, Volvo |
| 2 | P0065 | Air Assist Injector Solenoid Range/Performance | Subaru |
| 2 | P0068 | Throttle Body Airflow Performance | Chevrolet, Subaru |
| 2 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Chevrolet |
| 2 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Chevrolet, Nissan |
| 2 | P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response | Honda, Nissan |
| 2 | P0140 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity | Chevrolet, Nissan |
| 2 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Mercury, Volkswagen |
| 2 | P0191 | Fuel Rail Pressure Sensor Performance | Ford, Mercury |
| 2 | P0200 | Fuel Injector Circuit Malfunction | Oldsmobile, Pontiac |
| 2 | P0230 | Fuel Pump Relay Control Circuit Malfunction | Dodge |
| 2 | P0284 | Cylinder 8 Balance System Malfunction | Ford |
| 2 | P0336 | Crankshaft Position Sensor Performance | Buick, Chevrolet |
| 2 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Chevrolet, Jeep |
| 2 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Ford, Lincoln |
| 2 | P0380 | Glow Plug Feedback Circuit | Dodge |
| 2 | P0440 | General EVAP System Failure | Hyundai, Subaru |
| 2 | P0446 | EVAP Vent System Performance | GMC, Hummer |
| 2 | P0463 | Fuel Level Sensor High Voltage | Chevrolet, Honda |
| 2 | P0476 | Exhaust Backpressure Regulator Malfunction (Self Test) | Ford |
| 2 | P0506 | Idle Speed Low | Chevrolet, Ford |
| 2 | P0601 | Control Module Read Only Memory | Audi, Dodge |
| 2 | P0607 | Control Module Performance | Toyota |
| 2 | P061B | Internal Control Module Torque Calculation Performance | Ford |
| 2 | P1093 | Fuel Rail Pressure Low During Power Enrichment | Chevrolet |
| 2 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Hyundai, Toyota |
| 2 | P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching | Chevrolet, GMC |
| 2 | P1237 | Fuel Pump Secondary Circuit Malfunction | Mercury, Volkswagen |
| 2 | P1260 | Immobilizer System Malfunction | Ford |
| 2 | P1293 | High Side Bank No. 1 (Right) Open | Ford |
| 2 | P1294 | Target Idle Speed Not Reached | Ford |
| 2 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet |
| 2 | P1411 | Cylinder 1 Reactivation Control Performance | Audi, Volkswagen |
| 2 | P1423 | Fuel Tank Large Leak | Audi, Volkswagen |
| 2 | P1559 | Motor Commutation Sensor 1 Circuit Low Voltage | Volkswagen |
| 2 | P1599 | A/C Pressure Sensor Circuit Low Voltage | Saturn |
| 2 | P1626 | Theft Deterrent Fuel Enable Signal Lost | GMC |
| 2 | P1765 | Switched Battery Malfunction | Dodge, Kia |
| 2 | P2106 | Electronic Throttle Control System - Forced Limited Power | Ford |
| 2 | P2125 | Accelerator Pedal Position Sensor 2 Circuit Malfunction | Hyundai, Kia |
| 1 | B2995 | Saturn | |
| 1 | B3033 | Security system indicates tamper | Saturn |
| 1 | P0010 | Camshaft Position 'A' Actuator Circuit Malfunction (Bank 1) | Mazda |
| 1 | P0014 | Exhaust Camshaft Position System Performance | Chevrolet |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Dodge |
| 1 | P0056 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Control Circuit Malfunction | Volkswagen |
| 1 | P0069 | Abnormal Correlation Between MAP And BARO Sensor | Ford |
| 1 | P0105 | MAP Sensor Performance | Volvo |
| 1 | P0106 | MAP Sensor Performance | GMC |
| 1 | P0118 | ECT Sensor Circuit High Voltage | Dodge |
| 1 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Nissan |
| 1 | P0130 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Malfunction | Nissan |
| 1 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Chevrolet |
| 1 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Hyundai |
| 1 | P0153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Slow Response | Mercedes-Benz |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Lexus |
| 1 | P0158 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage | Jeep |
| 1 | P0160 | Heated Oxygen Sensor (Bank 2 Sensor 2) Insufficient Activity | Mercedes-Benz |
| 1 | P0175 | Fuel System Rich (Bank 2) | Ford |
| 1 | P0176 | Loss Of Flexible Fuel Calibration Signal | Ford |
| 1 | P0193 | Fuel Rail Pressure Sensor Circuit High Voltage | Ford |
| 1 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Chevrolet |
| 1 | P0215 | Engine Shutoff Solenoid Control Circuit Malfunction | Dodge |
| 1 | P0217 | Engine Coolant Over-Temperature Condition | Dodge |
| 1 | P0221 | Throttle Position Sensor 2 Performance | Volkswagen |
| 1 | P0233 | Fuel Pump Secondary Circuit Intermittent | Dodge |
| 1 | P0244 | Turbo / Supercharger Wastegate Solenoid 'A' Range/Performance | Subaru |
| 1 | P0253 | Injector Pump Fuel Valve Current Too Low | Dodge |
| 1 | P0264 | Fuel Injector 2 Control Circuit Low Voltage | Ford |
| 1 | P0267 | Fuel Injector 3 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 | P0279 | Cylinder 7 Injector Circuit Low | Ford |
| 1 | P0282 | Cylinder 8 Injector Circuit Low | Ford |
| 1 | P0307 | Cylinder 7 Misfire Detected | Mercury |
| 1 | P0309 | Cylinder 9 Misfire Detected | Mercedes-Benz |
| 1 | P0312 | cylinder 12 miss | Mercedes-Benz |
| 1 | P0328 | Knock Sensor Circuit High Voltage (Bank 1) | Nissan |
| 1 | P0338 | CKP Sensor Circuit High Duty Cycle | Hyundai |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Chevrolet |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Lincoln |
| 1 | P0355 | Ignition Coil 5 Control Circuit Malfunction | Lincoln |
| 1 | P0356 | Ignition Coil 6 Control Circuit Malfunction | Lincoln |
| 1 | P0382 | Intake Air Heater Relay 2 Control Circuit Malfunction | Dodge |
| 1 | P0404 | EGR Open Position Performance | Pontiac |
| 1 | P0405 | EGR Position Sensor Circuit Low Voltage | Dodge |
| 1 | P0407 | EGR Position Sensor 'B' Circuit Low Voltage | Ford |
| 1 | P0410 | Secondary Air System Performance | Buick |
| 1 | P0411 | Secondary AIR System Incorrect Airflow Detected | Lincoln |
| 1 | P0422 | Catalyst Efficiency Below Normal (Bank 1) | Volkswagen |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Chevrolet |
| 1 | P0441 | EVAP Purge System Performance | Jeep |
| 1 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford |
| 1 | P0445 | EVAP Canister Purge Volume Control Solenoid Circuit High Voltage | Hyundai |
| 1 | P0455 | EVAP System Large Leak Detected | Hyundai |
| 1 | P0457 | Loose Fuel Cap | Ford |
| 1 | P0460 | Fuel Level Sensing Unit No Change Over Miles | Ford |
| 1 | P0478 | Exhaust Backpressure Control Valve Excessive | Ford |
| 1 | P0488 | EGR Airflow Throttle Control Circuit Performance | Ford |
| 1 | P0499 | NVLD Canister Vent Solenoid Circuit High Voltage | Chrysler |
| 1 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Ford |
| 1 | P0523 | Engine Oil Pressure Sensor Circuit High Voltage | Dodge |
| 1 | P0562 | System Voltage Too Low | Dodge |
| 1 | P0602 | Control Module Not Programmed | Dodge |
| 1 | P0605 | Control Module Programming Read Only Memory | Ford |
| 1 | P0620 | Generator Performance | Pontiac |
| 1 | P0650 | Malfunction Indicator Lamp Circuit Malfunction | Cadillac |
| 1 | P0688 | ASD Relay Sense Circuit Low | Chrysler |
| 1 | P0700 | Automatic Transmission System Malfunction Detected | Dodge |
| 1 | P0707 | Transmission Range Sensor Circuit Low | Ford |
| 1 | P0713 | TFT Sensor Circuit High Voltage | Ford |
| 1 | P0720 | Output Shaft Speed Sensor Circuit Malfunction | Nissan |
| 1 | P0753 | 1-2 Shift Solenoid Circuit Malfunction | Dodge |
| 1 | P1100 | Starter Switch Circuit Low Input | Ford |
| 1 | P1111 | IAT Sensor Circuit Intermittent High Voltage | Volkswagen |
| 1 | P1123 | Throttle Position 'A' Signal In Range (But Lower Than Expected) | Hyundai |
| 1 | P1129 | MAP Sensor Value Higher Than Expected | Honda |
| 1 | P1130 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction | Lexus |
| 1 | P1132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Rich | Ford |
| 1 | P1135 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Lexus |
| 1 | P1136 | Intake Valve Timing Control Circuit Malfunction (Bank 2) | Volkswagen |
| 1 | P1150 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Circuit Malfunction | Lexus |
| 1 | P1151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1152 | Air Fuel Sensor (Bank 1 Sensor 1) Range/Performance (Low) | Ford |
| 1 | P1155 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Lexus |
| 1 | P1166 | Heated Oxygen Sensor (Bank 2 Sensor 2) Minimum Voltage Monitoring | Hyundai |
| 1 | P1167 | Heated Oxygen Sensor (Bank 2 Sensor 2) Maximum Voltage Monitoring | Hyundai |
| 1 | P1171 | Fuel System Lean During Acceleration | Chevrolet |
| 1 | P1177 | Electronic Throttle System Motor No. 2 Open or Shorted | Land Rover |
| 1 | P1178 | Electronic Throttle System Motor Battery Voltage Open | Land Rover |
| 1 | P1179 | amfr correction max positive/negative valve | Land Rover |
| 1 | P1188 | Fuel Tank Temperature Sensor Circuit High Voltage | BMW |
| 1 | P1212 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1248 | AWD Plausibility | Ford |
| 1 | P1249 | Wastegate Fail Steady State Test | Ford |
| 1 | P1259 | VTEC System Malfunction (Bank 1) | Honda |
| 1 | P1273 | Air Fuel Sensor (Bank 1 Sensor 1) Lean Shift Monitoring | Nissan |
| 1 | P1277 | Starter Control Circuit 2 Low (TIPM) | Ford |
| 1 | P1295 | ETC System Malfunction - Power Management | Dodge |
| 1 | P1298 | Electrical Load Detector Circuit High Voltage | Honda |
| 1 | P1349 | Variable Valve Timing System (Bank 1) | Lexus |
| 1 | P1372 | PCM Segment Time Acquisition Incorrect | Hyundai |
| 1 | P1374 | CKP Sensor High To Low Resolution Frequency Correlation | Chevrolet |
| 1 | P1391 | CKP Or CMP Sensor Signal Intermittent | Plymouth |
| 1 | P1399 | Misfire any cylinder | Honda |
| 1 | P1402 | EGR System Malfunction Detected (Open) | Mazda |
| 1 | P1406 | EGR Valve Pintle Position Circuit Malfunction | GMC |
| 1 | P1416 | Secondary Air Injection System (Bank 2) | Chevrolet |
| 1 | P1451 | Barometric Pressure Sensor Signal Range/Performance | Ford |
| 1 | P1472 | Evap leak detection pump short to ground | Land Rover |
| 1 | P1478 | Battery Temperature Sensor Circuit Out-Of-Limits | BMW |
| 1 | P1479 | High Fan Control / Fan Control 3 Primary Circuit Malfunction | Audi |
| 1 | P1516 | TAC Module Throttle Actuator Position Performance | Chevrolet |
| 1 | P1540 | Air Conditioning Refrigerant Over-Pressure - Air Conditioning Disabled | Mazda |
| 1 | P1565 | Speed Control Command Switch Out-Of-Range High | Volkswagen |
| 1 | P1570 | Laser Radar Sensor Circuit Malfunction | Volkswagen |
| 1 | P1596 | Speed Control Switch Continuous High Voltage | Jeep |
| 1 | P1600 | TCM Internal Watchdog Operation | Volvo |
| 1 | P1602 | Powertrain Control Module Not Programmed | Volkswagen |
| 1 | P1603 | PCM Internal Shutdown Timer Rationality | Volvo |
| 1 | P1610 | NATS Initialization Failure | Mitsubishi |
| 1 | P1611 | NATS ID DISCORD, IMM-PCM | Audi |
| 1 | P1613 | Secondary Air Injection System Driver | Volkswagen |
| 1 | P1614 | NATS CHAIN OF IMMU-KEY | Volvo |
| 1 | P1631 | Theft Deterrent Fuel Enable Signal Not Correct | Chevrolet |
| 1 | P1649 | ABS Operation Signal Circuit Malfunction | Volkswagen |
| 1 | P1668 | Generator L-Terminal Control Circuit Malfunction | Ford |
| 1 | P1689 | Traction Control Delivered Torque Output Circuit Malfunction | Dodge |
| 1 | P1693 | Transponder No Response Error / Invalid Response | Dodge |
| 1 | P2025 | EVAP Vapor Fuel Temperature Sensor Performance | Dodge |
| 1 | P2036 | Oxygen Sensor Circuit Calibration Value Too High Or Too Low | 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 | P208F | Cylinder cut off valve 4 tripple 4 | Mercedes-Benz |
| 1 | P2096 | Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2) | Mercedes-Benz |
| 1 | P2102 | Throttle Actuator Control Motor Circuit Low | Toyota |
| 1 | P2103 | Throttle Actuator Control Motor Circuit High Input | Toyota |
| 1 | P2111 | Electronic Throttle Control - Unable To Close | Toyota |
| 1 | P2112 | Electronic Throttle Control - Unable To Open | Toyota |
| 1 | P2119 | Throttle Closed Position Performance | Chevrolet |
| 1 | P2121 | Accelerator Pedal Position Sensor 1 Performance | Dodge |
| 1 | P2123 | Accelerator Pedal Position Sensor 1 Circuit High Voltage | Dodge |
| 1 | P2136 | Cylinder 4 Glow Plug Excess Temperature | Kia |
| 1 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Volkswagen |
| 1 | P2176 | Minimum Throttle Position Not Learned | Chevrolet |
| 1 | P2284 | Injector Control Pressure Circuit Range/Performance | Ford |
| 1 | P2288 | Injector Control Pressure Too High | Ford |
| 1 | P2289 | Injector Control Pressure Too High - Engine Off | Ford |
| 1 | P2431 | Secondary Air Injection System Pressure Sensor Performance | Chevrolet |
| 1 | P2432 | Secondary Air Injection System Pressure Sensor Circuit Low Voltage | Saturn |
| 1 | P3054 | Starter Mechanical or Electrical Malfunction | Audi |
| 1 | P3081 | Engine temp too low | Audi |
| 1 | U0001 | CAN 'C' Bus | Cadillac |
| 1 | U0140 | Lost Communication With BCM | Dodge |
| 1 | U0155 | No Cluster Bus Message | Dodge |
| 1 | U0168 | No SKIM Bus Messages | Dodge |
| 1 | U0401 | Implausible Data Received From ECM / PCM | Ford |
| 1 | U1064 | Lost Communication With BCM or VCD Module | Chevrolet |
| 1 | U1102 | ABS-ECU Time Out | Dodge |
| 1 | U1262 | Data Circuit Malfunction | Lincoln |
