Diagnostic Trouble Code Index for August 2004
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 |
| 14 | P0300 | Multiple Cylinder Misfire Detected | Buick, Chevrolet, Dodge, GMC, Pontiac, Volkswagen |
| 12 | P0171 | Fuel System Lean (Bank 1) | Chevrolet, Dodge, Ford, Nissan, Pontiac, Toyota |
| 10 | P0172 | Fuel System Rich (Bank 1) | Chevrolet, Dodge, Ford, Jaguar, Pontiac, Volkswagen |
| 9 | P0304 | Cylinder 4 Misfire Detected | Chevrolet, Dodge, GMC, Kia, Nissan, Subaru, Toyota, Volkswagen |
| 8 | P0175 | Fuel System Rich (Bank 2) | Chevrolet, Ford, GMC, Jaguar |
| 8 | P0301 | Cylinder 1 Misfire Detected | Dodge, Ford, Lincoln, Subaru, Volkswagen |
| 6 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Dodge, Ford, Honda, Jeep, Volkswagen |
| 6 | P0340 | Camshaft Position Sensor Circuit Malfunction | Ford, Infiniti, Jeep, Land Rover, Nissan |
| 4 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Chevrolet, Ford, Honda, Mercedes-Benz |
| 4 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Chevrolet, Ford, GMC, Toyota |
| 4 | P0174 | Fuel System Lean (Bank 2) | Ford, Nissan |
| 4 | P0303 | Cylinder 3 Misfire Detected | Dodge, Lincoln, Subaru, Volkswagen |
| 4 | P0401 | Insufficient EGR Flow Detected | Mercury, Oldsmobile, Toyota |
| 4 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Chevrolet, Honda, Mercury, Pontiac |
| 3 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Mercedes-Benz, Mitsubishi |
| 3 | P0400 | EGR System Recirculation Flow | Chevrolet, Kia, Nissan |
| 3 | P0402 | Excessive EGR Flow Detected | Ford, Toyota |
| 3 | P0442 | EVAP System Small Leak Detected | Chevrolet, Toyota, Volvo |
| 3 | P0446 | EVAP Vent System Performance | Chevrolet, Toyota |
| 3 | P1400 | Cold Start Emission Reduction Control System | Ford, Infiniti, Nissan |
| 3 | P1406 | EGR Valve Pintle Position Circuit Malfunction | Ford, Honda, Oldsmobile |
| 3 | P1632 | Theft Deterrent Fuel Disable Signal Received | GMC, Pontiac |
| 2 | P0101 | MAF Sensor Performance | Chevrolet, Kia |
| 2 | P0130 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Malfunction | Land Rover, Mitsubishi |
| 2 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Chevrolet, Mercedes-Benz |
| 2 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Honda, Kia |
| 2 | P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Malfunction | Ford, Mercedes-Benz |
| 2 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Dodge, Plymouth |
| 2 | P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage | Cadillac, Chevrolet |
| 2 | P0154 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Activity | Cadillac, Chevrolet |
| 2 | P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction | Ford |
| 2 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Chevrolet, Ford |
| 2 | P0173 | Fuel Trim Lean Or Rich (Bank 2) | Mercedes-Benz, Saab |
| 2 | P0284 | Cylinder 8 Balance System Malfunction | Ford |
| 2 | P0302 | Cylinder 2 Misfire Detected | Dodge, Subaru |
| 2 | P0306 | Cylinder 6 Misfire Detected | Dodge, Ford |
| 2 | P0441 | EVAP Purge System Performance | Toyota |
| 2 | P0505 | Idle Control System Malfunction | Dodge, Nissan |
| 2 | P1131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean | Ford, Mazda |
| 2 | P1260 | Immobilizer System Malfunction | Ford |
| 2 | P1391 | CKP Or CMP Sensor Signal Intermittent | Dodge, Jeep |
| 2 | P1405 | DPFE Sensor Upstream Hose Off or Plugged | Ford |
| 2 | P1500 | Starter Signal Circuit Malfunction | Ford, Volkswagen |
| 1 | B1038 | no uart comm. | Buick |
| 1 | B1318 | Low Battery Voltage At Module | Ford |
| 1 | B1602 | PATS Received Invalid Format of Key Code From Ignition Key Transponder | Ford |
| 1 | B2139 | ipc rcv does not natch | Ford |
| 1 | B2141 | Module configuration procedure was not completed properly. | Ford |
| 1 | P0000 | No Self-Diagnostic Malfunction Detected | Hyundai |
| 1 | P0011 | Intake Camshaft Position System Performance | Infiniti |
| 1 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | Infiniti |
| 1 | P0100 | Mass Airflow Sensor Circuit Malfunction | Subaru |
| 1 | P0105 | MAP Sensor Performance | Oldsmobile |
| 1 | P0116 | ECT Sensor Performance | Volkswagen |
| 1 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Mitsubishi |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Ford |
| 1 | P0125 | Engine Coolant Temperature Insufficient For Closed Loop Fuel Control | Mitsubishi |
| 1 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Plymouth |
| 1 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Mercedes-Benz |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Chevrolet |
| 1 | P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response | Kia |
| 1 | P0140 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity | Kia |
| 1 | P0150 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Malfunction | Land Rover |
| 1 | P0153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Slow Response | Chevrolet |
| 1 | P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage | Chevrolet |
| 1 | P0198 | Engine Oil Temperature Sensor Circuit High | Ford |
| 1 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Jeep |
| 1 | P0208 | Fuel Injector 8 Control Circuit Malfunction | Jeep |
| 1 | P0216 | Injection Timing Control Circuit Malfunction | Dodge |
| 1 | P0221 | Throttle Position Sensor 2 Performance | Ford |
| 1 | P0240 | Camshaft position sensor | Nissan |
| 1 | P0266 | Cylinder 2 Balance System Malfunction | Ford |
| 1 | P0272 | Cylinder 4 Balance System Malfunction | Ford |
| 1 | P0278 | Cylinder 6 Balance System Malfunction | Ford |
| 1 | P0305 | Cylinder 5 Misfire Detected | Chevrolet |
| 1 | P0325 | Knock Sensor Circuit Malfunction | Nissan |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | Geo |
| 1 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Pontiac |
| 1 | P0336 | Crankshaft Position Sensor Performance | Saab |
| 1 | P0337 | CKP Sensor Circuit Low Duty Cycle | Saab |
| 1 | P0341 | CMP Sensor Performance | Pontiac |
| 1 | P0345 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Infiniti |
| 1 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Dodge |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Dodge |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Dodge |
| 1 | P0380 | Glow Plug Feedback Circuit | Volkswagen |
| 1 | P0385 | Crankshaft Position Sensor 'B' Circuit Malfunction | Oldsmobile |
| 1 | P0403 | EGR Solenoid Control Circuit Malfunction | Mitsubishi |
| 1 | P0410 | Secondary Air System Performance | Ford |
| 1 | P0421 | Warmup Catalyst Efficiency Low (Bank 1) | Audi |
| 1 | P0431 | Warmup Catalyst Efficiency Low (Bank 2) | Audi |
| 1 | P0433 | Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit | Ford |
| 1 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Mercury |
| 1 | P0460 | Fuel Level Sensing Unit No Change Over Miles | Ford |
| 1 | P0463 | Fuel Level Sensor High Voltage | Pontiac |
| 1 | P0476 | Exhaust Backpressure Regulator Malfunction (Self Test) | Ford |
| 1 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Ford |
| 1 | P0507 | Idle Speed High | Isuzu |
| 1 | P0603 | Control Module Long Term Memory Reset | Ford |
| 1 | P0605 | Control Module Programming Read Only Memory | Ford |
| 1 | P0720 | Output Shaft Speed Sensor Circuit Malfunction | Ford |
| 1 | P0722 | Output Speed Sensor Circuit Low Voltage | Volvo |
| 1 | P0770 | 4C Solenoid Circuit Malfunction | Toyota |
| 1 | P1000 | OBD II Monitor Testing No Completed | Mazda |
| 1 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Volkswagen |
| 1 | P1129 | MAP Sensor Value Higher Than Expected | Land Rover |
| 1 | P1136 | Intake Valve Timing Control Circuit Malfunction (Bank 2) | Volkswagen |
| 1 | P1151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching | GMC |
| 1 | P1157 | Air Fuel Sensor (Bank 1 Sensor 1) AFS Line High Voltage | Ford |
| 1 | P1195 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Insufficient Activity | Mazda |
| 1 | P1221 | TP Sensor 2 Signal Correlation | Chevrolet |
| 1 | P1234 | Accelerator Pedal Position Sensor 2 Circuit Voltage Too High Or Too Low | Lincoln |
| 1 | P1273 | Air Fuel Sensor (Bank 1 Sensor 1) Lean Shift Monitoring | Ford |
| 1 | P1294 | Target Idle Speed Not Reached | Ford |
| 1 | P1297 | No Change In MAP Signal From Start To Run Transition | Volkswagen |
| 1 | P1316 | Spark Plug Detection Module Circuit Malfunction (Bank 2) | Ford |
| 1 | P1320 | Igniter 5 Circuit Malfunction | Saab |
| 1 | P1361 | ICM Ignition Control Circuit Low Voltage | Honda |
| 1 | P1372 | PCM Segment Time Acquisition Incorrect | Oldsmobile |
| 1 | P1376 | IC Module Ignition Ground Circuit Malfunction | Audi |
| 1 | P1381 | Misfire Detected - No Communication With EBCM | Honda |
| 1 | P1395 | Glow Plug Monitor Fault On Bank 1 (Right Side) | Ford |
| 1 | P1396 | Wheel Speed Sensor Circuit Malfunction | Ford |
| 1 | P1403 | EGR Solenoid Control Circuit Low Voltage | Ford |
| 1 | P1441 | EVAP System Flow During Non-Purge Conditions | Pontiac |
| 1 | P1443 | Secondary Air Injection System Control Valve Circuit Malfunction (Bank 2) | Mazda |
| 1 | P1494 | EVAP Leak Detection Pump Switch Or Mechanical Fault | Dodge |
| 1 | P1507 | Idle Air Control System RPM Lower Than Expected | Subaru |
| 1 | P1510 | PCM Backup Power Supply Circuit Malfunction | BMW |
| 1 | P1543 | Air Conditioning System Performance | Volkswagen |
| 1 | P1565 | Speed Control Command Switch Out-Of-Range High | Volkswagen |
| 1 | P1570 | Laser Radar Sensor Circuit Malfunction | Volkswagen |
| 1 | P1603 | PCM Internal Shutdown Timer Rationality | Volvo |
| 1 | P1631 | Theft Deterrent Fuel Enable Signal Not Correct | Pontiac |
| 1 | P1656 | Wastegate Solenoid Control Circuit Malfunction | Chevrolet |
| 1 | P1690 | SMARTA - No Response | Audi |
| 1 | P1705 | Throttle Position Sensor Circuit Malfunction | Nissan |
| 1 | P1775 | Solenoid Switch Latched In TCC Position | Land Rover |
| 1 | P1780 | Park/Neutral Position Switch Circuit Malfunction | Geo |
| 1 | U1000 | Class 2 Communication Malfunction | GMC |
| 1 | U1147 | Data Circuit Malfunction | Ford |
| 1 | U1262 | Data Circuit Malfunction | Ford |
