Diagnostic Trouble Code Index for December 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 |
| 48 | P0300 | Multiple Cylinder Misfire Detected | Acura, BMW, Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Honda, Jaguar, Jeep, Lincoln, Mazda, Mercedes-Benz, Mitsubishi, Nissan, Oldsmobile, Pontiac, Saturn, Toyota, Volkswagen |
| 21 | P0301 | Cylinder 1 Misfire Detected | BMW, Cadillac, Chevrolet, Chrysler, Dodge, Ford, Honda, Lexus, Lincoln, Mercedes-Benz, Pontiac, Subaru, Toyota |
| 18 | P0303 | Cylinder 3 Misfire Detected | Acura, BMW, Chrysler, Dodge, Ford, Honda, Jeep, Lexus, Mazda, Mercedes-Benz, Saturn, Subaru, Volkswagen |
| 16 | P0304 | Cylinder 4 Misfire Detected | Cadillac, Chevrolet, Chrysler, GMC, Honda, Lexus, Mazda, Mercedes-Benz, Oldsmobile, Saturn, Subaru, Toyota |
| 14 | P0171 | Fuel System Lean (Bank 1) | BMW, Chevrolet, Ford, Jaguar, Toyota |
| 14 | P0302 | Cylinder 2 Misfire Detected | BMW, Cadillac, Chrysler, Dodge, Ford, Honda, Lexus, Mercedes-Benz, Nissan, Saturn, Subaru |
| 12 | P0305 | Cylinder 5 Misfire Detected | Cadillac, Chrysler, Dodge, Ford, Honda, Lexus, Mazda, Mercedes-Benz, Subaru, Toyota |
| 11 | P0306 | Cylinder 6 Misfire Detected | Acura, Chrysler, GMC, Lexus, Mercedes-Benz, Saturn, Toyota |
| 10 | P0174 | Fuel System Lean (Bank 2) | BMW, Chevrolet, Ford, Jaguar, Lincoln |
| 7 | P0172 | Fuel System Rich (Bank 1) | Ford, Honda, Lincoln, Saturn, Volkswagen |
| 7 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | BMW, Chrysler, Jaguar, Lexus, Mazda, Nissan, Saturn |
| 5 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford, Lincoln, Mercury |
| 4 | P0320 | No Crank Reference Signal To PCM | Dodge, Ford, Jeep |
| 4 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chrysler, Ford, GMC, Mitsubishi |
| 4 | P0455 | EVAP System Large Leak Detected | BMW, Dodge, Nissan, Saturn |
| 4 | P0700 | Automatic Transmission System Malfunction Detected | Chrysler, Dodge, Jeep |
| 3 | P0016 | Crankshaft/Camshaft Timing Misalignment | Chevrolet, Dodge |
| 3 | P0101 | MAF Sensor Performance | Buick, GMC, Volkswagen |
| 3 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Buick, Hyundai, Volvo |
| 3 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Buick, Chevrolet |
| 3 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Dodge, Mitsubishi |
| 3 | P0430 | Catalyst System Low Efficiency (Bank 2) | BMW, Ford, Nissan |
| 3 | P0507 | Idle Speed High | Chevrolet, Nissan |
| 2 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | Cadillac, Scion |
| 2 | P0103 | MAF Sensor Circuit High Frequency | Buick, Volvo |
| 2 | P0113 | IAT Sensor Circuit High Voltage | Audi, Mazda |
| 2 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Chevrolet, Pontiac |
| 2 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Buick, Chrysler |
| 2 | P0175 | Fuel System Rich (Bank 2) | Ford |
| 2 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Chevrolet, Dodge |
| 2 | P0284 | Cylinder 8 Balance System Malfunction | Ford |
| 2 | P0308 | Cylinder 8 Misfire Detected | Ford |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Nissan, Toyota |
| 2 | P0358 | Ignition Coil 8 Control Circuit Malfunction | Dodge, Ford |
| 2 | P0401 | Insufficient EGR Flow Detected | Chrysler, Pontiac |
| 2 | P0440 | General EVAP System Failure | Chevrolet, Pontiac |
| 2 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford, Nissan |
| 2 | P0606 | Control Module Internal Performance | Hyundai, Mercury |
| 2 | P0725 | Engine Speed Sensor Circuit Malfunction | Dodge, Mazda |
| 2 | P1251 | Vacuum Reservoir Solenoid Circuit Low | Saab |
| 2 | P1300 | Igniter 1 Circuit Malfunction | Lexus |
| 2 | P1391 | CKP Or CMP Sensor Signal Intermittent | Chrysler, Dodge |
| 2 | P1505 | Idle Air Control System at Adaptive Clip | Hyundai, Kia |
| 2 | P1545 | Air Conditioning Clutch Relay Control Circuit Malfunction | Audi, Volkswagen |
| 2 | P1631 | Theft Deterrent Fuel Enable Signal Not Correct | Cadillac, Mazda |
| 2 | P2104 | ETC System Malfunction - Forced Idle | Ford |
| 2 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Chevrolet, Nissan |
| 2 | U0073 | Control Module Communication Bus Off | GMC, Volvo |
| 1 | B1341 | Siren and battery communication error | Mercedes-Benz |
| 1 | B1379 | Device ignition 3 on circuit open | Chevrolet |
| 1 | B1416 | component or signal line A31m1 coolant circulation pump | Mercedes-Benz |
| 1 | B1422 | BCM Power malfunction | Oldsmobile |
| 1 | B1637 | illumination front dash board defect | Mercedes-Benz |
| 1 | B2365 | ign | Chevrolet |
| 1 | B2799 | Engine Immobilizer System Malfunction | Toyota |
| 1 | B2958 | Security system sensor data circuit high | GMC |
| 1 | B3102 | keyless entry data link circuit low | Oldsmobile |
| 1 | C1026 | steering angle sensor n initialization | Mercedes-Benz |
| 1 | C1504 | Steering angle sensor not initialed | Mercedes-Benz |
| 1 | P0011 | Intake Camshaft Position System Performance | Subaru |
| 1 | P0014 | Exhaust Camshaft Position System Performance | Chevrolet |
| 1 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Chevrolet |
| 1 | P0018 | Crankshaft Position - Intake Camshaft Position Correlation (Bank 2) | Cadillac |
| 1 | P0050 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Control Circuit Malfunction | Chevrolet |
| 1 | P0059 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Resistance | Chevrolet |
| 1 | P006A | maf/map correlastion problem | Ford |
| 1 | P0071 | Ambient Air Temperature Sensor Performance | Dodge |
| 1 | P0087 | Fuel Rail Pressure Too Low | Volvo |
| 1 | P0089 | Fuel Pressure Regulator Performance | Volvo |
| 1 | P0097 | Intake Air Temperature Sensor 2 Circuit Low Voltage | Volvo |
| 1 | P0100 | Mass Airflow Sensor Circuit Malfunction | Mazda |
| 1 | P0102 | MAF Sensor Circuit Low Frequency | Buick |
| 1 | P0107 | MAP Sensor Circuit Low Voltage | Pontiac |
| 1 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Chevrolet |
| 1 | P0121 | TP Sensor Performance | Dodge |
| 1 | P0129 | Barometric Pressure Sensor Out-Of-Range Low | Chrysler |
| 1 | P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response | Volkswagen |
| 1 | P0153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Slow Response | BMW |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Chevrolet |
| 1 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Eagle |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Mercury |
| 1 | P0201 | Fuel Injector 1 Control Circuit Malfunction | GMC |
| 1 | P0203 | Fuel Injector 3 Control Circuit Malfunction | Jeep |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | GMC |
| 1 | P0205 | Fuel Injector 5 Control Circuit Malfunction | Chevrolet |
| 1 | P0206 | Fuel Injector 6 Control Circuit Malfunction | GMC |
| 1 | P0207 | Fuel Injector 7 Control Circuit Malfunction | GMC |
| 1 | P0215 | Engine Shutoff Solenoid Control Circuit Malfunction | Dodge |
| 1 | P0220 | Throttle Position Sensor 2 Circuit Malfunction | Chevrolet |
| 1 | P0234 | Turbocharger Engine Overboost | Volkswagen |
| 1 | P0261 | Fuel Injector 1 Control Circuit Low Voltage | Ford |
| 1 | P0264 | Fuel Injector 2 Control Circuit Low Voltage | 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 | P0278 | Cylinder 6 Balance System Malfunction | Ford |
| 1 | P0299 | Turbocharger Engine Underboost | Volkswagen |
| 1 | P0307 | Cylinder 7 Misfire Detected | Ford |
| 1 | P0321 | Crankshaft Position Sensor Circuit Range/Performance | Volkswagen |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | BMW |
| 1 | P0331 | Knock Sensor 2 Circuit Range/Performance | Jaguar |
| 1 | P0336 | Crankshaft Position Sensor Performance | Oldsmobile |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Dodge |
| 1 | P0341 | CMP Sensor Performance | Saturn |
| 1 | P0350 | Ignition Coil Primary/Secondary Circuit Malfunction | Volvo |
| 1 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Ford |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Dodge |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Jeep |
| 1 | P0354 | Ignition Coil 4 Control Circuit Malfunction | Mercury |
| 1 | P0355 | Ignition Coil 5 Control Circuit Malfunction | Ford |
| 1 | P0366 | Exhaust Camshaft Position Sensor Performance | Chevrolet |
| 1 | P0380 | Glow Plug Feedback Circuit | Volkswagen |
| 1 | P0400 | EGR System Recirculation Flow | Nissan |
| 1 | P0410 | Secondary Air System Performance | Saturn |
| 1 | P0431 | Warmup Catalyst Efficiency Low (Bank 2) | Mitsubishi |
| 1 | P0441 | EVAP Purge System Performance | Buick |
| 1 | P0442 | EVAP System Small Leak Detected | Mitsubishi |
| 1 | P0446 | EVAP Vent System Performance | Chevrolet |
| 1 | P0449 | EVAP Vent Solenoid Control Circuit Malfunction | Buick |
| 1 | P0453 | Fuel Tank Pressure Sensor Circuit High Voltage | Volvo |
| 1 | P0456 | EVAP System Very Small Leak Detected | Chrysler |
| 1 | P0460 | Fuel Level Sensing Unit No Change Over Miles | Ford |
| 1 | P0476 | Exhaust Backpressure Regulator Malfunction (Self Test) | Ford |
| 1 | P0481 | Cooling Fan Relay 2 Control Circuit Malfunction | Saturn |
| 1 | P0492 | Secondary air flow bank 2 | Porsche |
| 1 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Dodge |
| 1 | P0522 | Engine Oil Pressure Sensor Circuit Low Voltage | Dodge |
| 1 | P0601 | Control Module Read Only Memory | Chevrolet |
| 1 | P0605 | Control Module Programming Read Only Memory | Ford |
| 1 | P0611 | Fuel Injector Control Module Performance | Ford |
| 1 | P0645 | A/C Clutch Relay Circuit Malfunction | Pontiac |
| 1 | P0671 | Glow Plug No. 1 Control Circuit Malfunction | Volkswagen |
| 1 | P0676 | Glow Plug No. 6 Control Circuit Malfunction | Ford |
| 1 | P0677 | Glow Plug No. 7 Control Circuit Malfunction | Ford |
| 1 | P0745 | Line Pressure Solenoid Circuit Malfunction | Mazda |
| 1 | P0750 | Low/Reverse Solenoid Circuit Malfunction | Dodge |
| 1 | P1081 | EVAP System - Medium Leak | Volvo |
| 1 | P1083 | Bank 1 Lean | BMW |
| 1 | P1085 | EVAP System - Large Leak | BMW |
| 1 | P1107 | MAP Sensor Circuit Intermittent Low Voltage | Pontiac |
| 1 | P1127 | ETCS Actuator Power Source Circuit Malfunction | Audi |
| 1 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Volkswagen |
| 1 | P1129 | MAP Sensor Value Higher Than Expected | Audi |
| 1 | P1130 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction | Infiniti |
| 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 | P1152 | Air Fuel Sensor (Bank 1 Sensor 1) Range/Performance (Low) | Ford |
| 1 | P1164 | Heated Oxygen Sensor (Bank 2 Sensor 1) Rich Shift Monitoring (Bank 2) | Honda |
| 1 | P1171 | Fuel System Lean During Acceleration | Volvo |
| 1 | P1195 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Insufficient Activity | Mazda |
| 1 | P1211 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1237 | Fuel Pump Secondary Circuit Malfunction | Mercury |
| 1 | P1248 | AWD Plausibility | Ford |
| 1 | P1260 | Immobilizer System Malfunction | Saab |
| 1 | P1261 | Cylinder 1 High To Low Side Short | GMC |
| 1 | P1279 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Response Time | Honda |
| 1 | P1293 | High Side Bank No. 1 (Right) Open | Ford |
| 1 | P1296 | 5-Volt VREF Supply Not Present | Volkswagen |
| 1 | P1297 | No Change In MAP Signal From Start To Run Transition | Audi |
| 1 | P1299 | Vacuum Leak Present With IAC Valve Fully Seated | Jeep |
| 1 | P1309 | Misfire Detection Monitor | Ford |
| 1 | P1313 | ETC System - Ice Blockage / Short Circuit To Voltage | Jaguar |
| 1 | P1316 | Spark Plug Detection Module Circuit Malfunction (Bank 2) | Ford |
| 1 | P1330 | Igniter No. 7 Circuit Malfunction | Toyota |
| 1 | P1336 | CKP Sensor System Variation Not Learned | Pontiac |
| 1 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet |
| 1 | P1351 | ICM Ignition Control Circuit High Voltage | Ford |
| 1 | P1361 | ICM Ignition Control Circuit Low Voltage | Honda |
| 1 | P1362 | ICM Control Circuit High Voltage | Honda |
| 1 | P1378 | FICM Supply Voltage Low Voltage | Ford |
| 1 | P1381 | Misfire Detected - No Communication With EBCM | Ford |
| 1 | P1385 | Variable Cam Timing Solenoid 'A' Circuit Malfunction (Bank 2) | BMW |
| 1 | P1389 | No Auto Shutdown Relay Output Voltage To PCM | Jeep |
| 1 | P1429 | Motor Driving Module Overheating Signal Circuit Malfunction | BMW |
| 1 | P1448 | EVAP Canister Vent Control Valve Malfunction (Open) | Nissan |
| 1 | P1456 | EVAP System Leak Detected (Fuel Tank Area) | Honda |
| 1 | P1477 | Medium Fan Control Primary Circuit Malfunction | Mini |
| 1 | P1491 | EVAP Vacuum Cut Valve/Bypass Circuit Malfunction | Nissan |
| 1 | P1492 | Battery Temperature Sensor Circuit High Voltage | Dodge |
| 1 | P1493 | Battery Temperature Sensor Circuit Low Voltage | Dodge |
| 1 | P1508 | Idle Speed Low - IAC System Not Responding | Hyundai |
| 1 | P1518 | Throttle Actuator Control Module Serial Data Malfunction | Mazda |
| 1 | P1522 | Brake Booster (Master Power) Vacuum Sensor Low Voltage | Mazda |
| 1 | P1559 | Motor Commutation Sensor 1 Circuit Low Voltage | Audi |
| 1 | P1571 | Traction Control Torque Request Circuit Malfunction | Chevrolet |
| 1 | P1579 | P/N To D/R At High TP Angle - Power Reduction Mode On | Audi |
| 1 | P1599 | A/C Pressure Sensor Circuit Low Voltage | Saturn |
| 1 | P1607 | PCM Internal Shutdown Timer Slow Rationality | Honda |
| 1 | P1629 | Theft Deterrent Signal Not Present, Engine Cranking | Chevrolet |
| 1 | P1670 | Output Driver 4 Voltage High Voltage | Ford |
| 1 | P1687 | No Communication With MIC | Dodge |
| 1 | P1693 | Transponder No Response Error / Invalid Response | Dodge |
| 1 | P1694 | No Communication With PCM | Dodge |
| 1 | P1698 | No CCD Messages Received From TCM | Dodge |
| 1 | P1777 | Step Motor - Circuit Malfunction | Mazda |
| 1 | P1780 | Park/Neutral Position Switch Circuit Malfunction | Ford |
| 1 | P1792 | Battery Was Disconnected | Mazda |
| 1 | P201C | Fuel tank pressure sensor b4/3 | Mercedes-Benz |
| 1 | P2029 | Intake Air Temperature Sensor Performance | Mercedes-Benz |
| 1 | P2097 | Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2) | Subaru |
| 1 | P2101 | Control Module Throttle Actuator Position Performance | GMC |
| 1 | P2106 | Electronic Throttle Control System - Forced Limited Power | Lincoln |
| 1 | P2112 | Electronic Throttle Control - Unable To Open | Ford |
| 1 | P2127 | Accelerator Pedal Position Sensor 2 Circuit Low Voltage | Hyundai |
| 1 | P2138 | Accelerator Pedal Position Sensor 1-2 Correlation Error | Hyundai |
| 1 | P2139 | Accelerator Pedal Position Sensor 2-3 Correlation | Chevrolet |
| 1 | P2149 | Injector Positive Voltage Relay Circuit Group 2 (Injectors 6 & 7) | Chevrolet |
| 1 | P2174 | Low Airflow / Restriction Detected (Instantaneous Accumulation) | Chrysler |
| 1 | P2185 | Engine Coolant Temperature Sensor 2 Circuit High Voltage | Volkswagen |
| 1 | P2195 | Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean | Ford |
| 1 | P2196 | Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich | Ford |
| 1 | P2197 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Lean" | Ford |
| 1 | P2263 | Turbo/Super Charger System Performance | Ford |
| 1 | P2400 | EVAP Leak Detection Pump Control Circuit Open | BMW |
| 1 | P2440 | Secondary Air Injection System Control/Shut-Off Valve Stuck Open | Buick |
| 1 | P2552 | Throttle Actuator Control Module Relay Malfunction | Ford |
| 1 | P2A00 | Heated Oxygen Sensor (Bank 1 Sensor 1) Closed Loop Performance | Nissan |
| 1 | P3081 | Engine temp too low | Volkswagen |
| 1 | U1016 | Serial Communications Malfunction | Chevrolet |
| 1 | U2107 | Lost Communication With Body Control System | Saturn |
