Diagnostic Trouble Code Index for December 2006
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 |
| 27 | P0300 | Multiple Cylinder Misfire Detected | BMW, Buick, Cadillac, Chevrolet, Dodge, Ford, GMC, Isuzu, Kia, Mazda, Mercury, Nissan, Oldsmobile, Pontiac, Saturn, Volkswagen |
| 21 | P0171 | Fuel System Lean (Bank 1) | Cadillac, Ford, Lexus, Mazda, Nissan, Oldsmobile, Plymouth, Pontiac, Toyota, Volvo |
| 11 | P0303 | Cylinder 3 Misfire Detected | Acura, BMW, Buick, Chevrolet, Dodge, Ford, Kia, Pontiac, Volkswagen, Volvo |
| 10 | P0174 | Fuel System Lean (Bank 2) | Cadillac, Ford, Jeep, Mazda, Oldsmobile |
| 8 | P0304 | Cylinder 4 Misfire Detected | BMW, Chevrolet, Dodge, Ford, Saturn, Volkswagen |
| 7 | P0172 | Fuel System Rich (Bank 1) | Buick, Chevrolet, Dodge, Nissan, Pontiac, Saturn |
| 7 | P0301 | Cylinder 1 Misfire Detected | Acura, BMW, Ford, Mercury, Saturn, Volkswagen |
| 6 | P0305 | Cylinder 5 Misfire Detected | BMW, Chevrolet, Ford, Lincoln |
| 6 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chrysler, Ford, Jeep, Saturn, Subaru |
| 4 | P0302 | Cylinder 2 Misfire Detected | Acura, BMW, Hyundai, Kia |
| 4 | P0306 | Cylinder 6 Misfire Detected | BMW, Ford, Volkswagen |
| 4 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Dodge, Ford, Saturn |
| 4 | P0507 | Idle Speed High | Cadillac, Chevrolet, Nissan, Volkswagen |
| 3 | P0101 | MAF Sensor Performance | Cadillac, Pontiac, Volkswagen |
| 3 | P0336 | Crankshaft Position Sensor Performance | Chevrolet, Dodge, Pontiac |
| 3 | P0446 | EVAP Vent System Performance | GMC, Nissan, Toyota |
| 3 | P0505 | Idle Control System Malfunction | Infiniti, Mazda, Nissan |
| 3 | P1000 | OBD II Monitor Testing No Completed | Ford, Mercury |
| 3 | P1599 | A/C Pressure Sensor Circuit Low Voltage | Cadillac, Saturn |
| 2 | P0102 | MAF Sensor Circuit Low Frequency | Pontiac, Volkswagen |
| 2 | P0107 | MAP Sensor Circuit Low Voltage | Ford, Saturn |
| 2 | P0108 | MAP Sensor Circuit High Voltage | Saturn, Subaru |
| 2 | P0121 | TP Sensor Performance | Chevrolet, Chrysler |
| 2 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Chevrolet, Honda |
| 2 | P0153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Slow Response | Chevrolet, Ford |
| 2 | P0173 | Fuel Trim Lean Or Rich (Bank 2) | BMW, Mercedes-Benz |
| 2 | P0179 | Fuel Composition Sensor High Frequency | Chevrolet |
| 2 | P0320 | No Crank Reference Signal To PCM | Ford, Jeep |
| 2 | P0321 | Crankshaft Position Sensor Circuit Range/Performance | Buick, Volkswagen |
| 2 | P0341 | CMP Sensor Performance | Buick, Saturn |
| 2 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Daewoo, Honda |
| 2 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | BMW, Nissan |
| 2 | P0456 | EVAP System Very Small Leak Detected | Audi, Subaru |
| 2 | P1189 | Engine Oil Pressure Switch Circuit Malfunction | BMW, Oldsmobile |
| 2 | P1300 | Igniter 1 Circuit Malfunction | Nissan, Volkswagen |
| 2 | P1309 | Misfire Detection Monitor | Ford |
| 2 | P1320 | Igniter 5 Circuit Malfunction | Nissan |
| 2 | P1351 | ICM Ignition Control Circuit High Voltage | Chevrolet, Saturn |
| 2 | P1479 | High Fan Control / Fan Control 3 Primary Circuit Malfunction | Audi, Volkswagen |
| 2 | P1506 | Idle Air Control System RPM Higher Than Expected | Ford |
| 1 | B0029 | LF side Deployment loop open | Pontiac |
| 1 | B0041 | Engine oil pressure switch | Pontiac |
| 1 | C0245 | Wheel speed sensor Freqency | Pontiac |
| 1 | P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) | Audi |
| 1 | P0030 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Malfunction | Saturn |
| 1 | P0050 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Control Circuit Malfunction | Saturn |
| 1 | P0100 | Mass Airflow Sensor Circuit Malfunction | Mercedes-Benz |
| 1 | P0103 | MAF Sensor Circuit High Frequency | Land Rover |
| 1 | P0116 | ECT Sensor Performance | Saab |
| 1 | P0117 | ECT Sensor Circuit Low Voltage | Land Rover |
| 1 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Chevrolet |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Ford |
| 1 | P0125 | Engine Coolant Temperature Insufficient For Closed Loop Fuel Control | Cadillac |
| 1 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Volvo |
| 1 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Buick |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Cadillac |
| 1 | P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response | Cadillac |
| 1 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Infiniti |
| 1 | P0148 | Fuel Delivery Error | Dodge |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0176 | Loss Of Flexible Fuel Calibration Signal | Ford |
| 1 | P0178 | Fuel Composition Sensor Low Frequency | Chevrolet |
| 1 | P0181 | Fuel Tank Temperature Sensor Range/Performance | Ford |
| 1 | P0182 | Fuel Tank Temperature Sensor Circuit Low Voltage | Ford |
| 1 | P0203 | Fuel Injector 3 Control Circuit Malfunction | Dodge |
| 1 | P0206 | Fuel Injector 6 Control Circuit Malfunction | Dodge |
| 1 | P0216 | Injection Timing Control Circuit Malfunction | Chevrolet |
| 1 | P0219 | Engine Overspeed Condition | Dodge |
| 1 | P0231 | Fuel Pump Feedback Circuit Low Voltage | Ford |
| 1 | P0251 | Injection Pump Camshaft System | Chevrolet |
| 1 | P0263 | Cylinder 1 Balance System Malfunction | Ford |
| 1 | P0266 | Cylinder 2 Balance System Malfunction | Ford |
| 1 | P0299 | Turbocharger Engine Underboost | Volkswagen |
| 1 | P0308 | Cylinder 8 Misfire Detected | Chevrolet |
| 1 | P0322 | Crankshaft Position Sensor Circuit No Signal | Volkswagen |
| 1 | P0325 | Knock Sensor Circuit Malfunction | Ford |
| 1 | P0328 | Knock Sensor Circuit High Voltage (Bank 1) | Nissan |
| 1 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Cadillac |
| 1 | P0338 | CKP Sensor Circuit High Duty Cycle | Cadillac |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | GMC |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Ford |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Ford |
| 1 | P0357 | Ignition Coil 7 Control Circuit Malfunction | Ford |
| 1 | P0401 | Insufficient EGR Flow Detected | Ford |
| 1 | P0403 | EGR Solenoid Control Circuit Malfunction | Buick |
| 1 | P0404 | EGR Open Position Performance | Buick |
| 1 | P0405 | EGR Position Sensor Circuit Low Voltage | Buick |
| 1 | P0411 | Secondary AIR System Incorrect Airflow Detected | Volkswagen |
| 1 | P0421 | Warmup Catalyst Efficiency Low (Bank 1) | Audi |
| 1 | P0440 | General EVAP System Failure | Chevrolet |
| 1 | P0441 | EVAP Purge System Performance | Dodge |
| 1 | P0455 | EVAP System Large Leak Detected | Ford |
| 1 | P0460 | Fuel Level Sensing Unit No Change Over Miles | Ford |
| 1 | P0470 | Exhaust Backpressure Sensor Circuit Malfunction | Ford |
| 1 | P0472 | Exhaust Backpressure Sensor Circuit Low Input | Ford |
| 1 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Subaru |
| 1 | P0501 | Vehicle Speed Sensor 1 Performance | Volkswagen |
| 1 | P0522 | Engine Oil Pressure Sensor Circuit Low Voltage | Dodge |
| 1 | P0530 | A/C Refrigerant Pressure Sensor Circuit Malfunction | Chevrolet |
| 1 | P0603 | Control Module Long Term Memory Reset | Ford |
| 1 | P0605 | Control Module Programming Read Only Memory | Ford |
| 1 | P0661 | Intake Manifold Tuning Valve Circuit Low (Bank 1) | Mazda |
| 1 | P0685 | Engine Controls Ignition Relay Control Circuit Malfunction | Honda |
| 1 | P0687 | Engine Controls Ignition Relay Control Circuit High Voltage | Volkswagen |
| 1 | P0741 | TCC System - Stuck Off | Cadillac |
| 1 | P0753 | 1-2 Shift Solenoid Circuit Malfunction | Lexus |
| 1 | P0758 | 2-3 Shift Solenoid Circuit Malfunction | Lexus |
| 1 | P1105 | MAP / BARO Switch Solenoid Malfunction | Mercedes-Benz |
| 1 | P1111 | IAT Sensor Circuit Intermittent High Voltage | Nissan |
| 1 | P1115 | ECT Sensor Circuit Intermittent High Voltage | Kia |
| 1 | P1117 | Engine Coolant Temperature Sensor Circuit Intermittent | Kia |
| 1 | P1130 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction | Toyota |
| 1 | P1131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1136 | Intake Valve Timing Control Circuit Malfunction (Bank 2) | Volkswagen |
| 1 | P1143 | Heated Oxygen Sensor (Bank 1 Sensor 1) Lean Shift Monitoring | Subaru |
| 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) | Volkswagen |
| 1 | P1156 | Fuel Select Switch Circuit Malfunction | Volkswagen |
| 1 | P1159 | Air Fuel Sensor (Bank 1 Sensor 1) AFS+ Circuit Low Voltage | Hyundai |
| 1 | P1164 | Heated Oxygen Sensor (Bank 2 Sensor 1) Rich Shift Monitoring (Bank 2) | Honda |
| 1 | P1167 | Heated Oxygen Sensor (Bank 2 Sensor 2) Maximum Voltage Monitoring | Honda |
| 1 | P1170 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit - No Inversion | Land Rover |
| 1 | P1172 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Out-Of-Range High | Land Rover |
| 1 | P1173 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Malfunction | Land Rover |
| 1 | P1175 | Air Fuel Imbalance (Bank 2) | Land Rover |
| 1 | P1186 | Inlet Pressure Sensor Circuit Voltage Below Lower Limit | Pontiac |
| 1 | P1211 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1214 | Injection Pump Timing Offset | Chevrolet |
| 1 | P1226 | Closed Throttle Learning Position Performance | Toyota |
| 1 | P1235 | Fuel Pump Control Out-Of-Range | Ford |
| 1 | P1239 | Engine Oil Temperature Too Low | Isuzu |
| 1 | P1294 | Target Idle Speed Not Reached | Chrysler |
| 1 | P1296 | 5-Volt VREF Supply Not Present | Audi |
| 1 | P1297 | No Change In MAP Signal From Start To Run Transition | Volkswagen |
| 1 | P1335 | Crankshaft Position Sensor Circuit Malfunction | Infiniti |
| 1 | P1336 | CKP Sensor System Variation Not Learned | Daewoo |
| 1 | P1338 | Bank 1 cam position sensor short | Audi |
| 1 | P1346 | Variable Valve Timing - CMP Sensor Range/Performance | Lexus |
| 1 | P1362 | ICM Control Circuit High Voltage | Honda |
| 1 | P1381 | Misfire Detected - No Communication With EBCM | Mercury |
| 1 | P1383 | Variable Cam Timing Over-Retarded (Cylinder Bank 1) | Mercury |
| 1 | P1391 | CKP Or CMP Sensor Signal Intermittent | Dodge |
| 1 | P1399 | Misfire any cylinder | Acura |
| 1 | P1411 | Cylinder 1 Reactivation Control Performance | Audi |
| 1 | P1412 | EGR Vacuum Regulator Solenoid Circuit Malfunction | Land Rover |
| 1 | P1415 | Secondary Air Injection System (Bank 1) | Land Rover |
| 1 | P1421 | Cold Start Emission Reduction Strategy Monitoring | Volkswagen |
| 1 | P1423 | Fuel Tank Large Leak | Audi |
| 1 | P1425 | EVAP System Leak Detection Pump Flow High/Low | Volkswagen |
| 1 | P1444 | EVAP Canister Purge Volume Control Valve Circuit Malfunction | Nissan |
| 1 | P1451 | Barometric Pressure Sensor Signal Range/Performance | Volkswagen |
| 1 | P1472 | Evap leak detection pump short to ground | Volkswagen |
| 1 | P1491 | EVAP Vacuum Cut Valve/Bypass Circuit Malfunction | Dodge |
| 1 | P1494 | EVAP Leak Detection Pump Switch Or Mechanical Fault | Dodge |
| 1 | P1495 | Leak Detection Pump Solenoid Circuit Malfunction | Dodge |
| 1 | P1520 | Stop Light Switch Circuit Malfunction | Ford |
| 1 | P1540 | Air Conditioning Refrigerant Over-Pressure - Air Conditioning Disabled | Subaru |
| 1 | P1557 | Battery Module Temperature Sensor Signal 3 Circuit Low Voltage | Volkswagen |
| 1 | P1570 | Laser Radar Sensor Circuit Malfunction | Mercedes-Benz |
| 1 | P1590 | Neutral Position Switch High Input | Subaru |
| 1 | P1591 | Neutral Position Switch Low Input | Subaru |
| 1 | P1601 | PCM Serial Communications Malfunction | Chevrolet |
| 1 | P1605 | Diagnostic Communication Line Malfunction | Infiniti |
| 1 | P1608 | PCM Output Device Circuit Malfunction | Volvo |
| 1 | P1615 | NATS DIFFERENCE OF KEY | Volvo |
| 1 | P1624 | Immobilizer Communication Error | Saturn |
| 1 | P1629 | Theft Deterrent Signal Not Present, Engine Cranking | Chevrolet |
| 1 | P1630 | Theft Deterrent Learn Mode Active | GMC |
| 1 | P1639 | 5-Volt Reference 'B' Circuit Malfunction | Volkswagen |
| 1 | P1653 | EGR Vent Solenoid Control Circuit Malfunction | Lexus |
| 1 | P1676 | EVAP Purge Solenoid Control Circuit Malfunction | Chevrolet |
| 1 | P1682 | Ignition 1 Switch Circuit 2 Malfunction | Dodge |
| 1 | P1690 | SMARTA - No Response | Dodge |
| 1 | P1767 | Transmission Relay Output Always On | Isuzu |
| 1 | P1780 | Park/Neutral Position Switch Circuit Malfunction | Ford |
| 1 | P1884 | 4-3 Shift Malfunction | Land Rover |
| 1 | P2004 | Intake Manifold Runner Control Stuck Open | Ford |
| 1 | P2097 | Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2) | Subaru |
| 1 | P2187 | Fuel Trim System Lean At Idle (Bank 1) | Mazda |
| 1 | P2196 | Heated Oxygen Sensor (Bank 1 Sensor 1) Stuck Rich | Ford |
| 1 | P3004 | Power Cable Malfunction | Isuzu |
| 1 | P3304 | Exhaust Camshaft/Crankshaft Position Sensor Incorrect | Audi |
| 1 | U0073 | Control Module Communication Bus Off | Volvo |
| 1 | U1016 | Serial Communications Malfunction | Chevrolet |
