Diagnostic Trouble Code Index for March 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 |
| 27 | P0300 | Multiple Cylinder Misfire Detected | Chevrolet, Chrysler, Dodge, GMC, Isuzu, Jeep, Kia, Land Rover, Lexus, Lincoln, Mitsubishi, Oldsmobile, Pontiac, Porsche, Toyota |
| 19 | P0171 | Fuel System Lean (Bank 1) | Buick, Chevrolet, Dodge, Ford, Jeep, Lexus, Mercury, Nissan, Toyota |
| 14 | P0301 | Cylinder 1 Misfire Detected | Chevrolet, Chrysler, Dodge, Ford, Honda, Hyundai, Isuzu, Kia, Land Rover, Nissan, Porsche, Subaru, Volkswagen |
| 13 | P0304 | Cylinder 4 Misfire Detected | Buick, Chrysler, Ford, Hyundai, Land Rover, Lexus, Mazda, Subaru, Toyota |
| 11 | P0302 | Cylinder 2 Misfire Detected | BMW, Ford, Honda, Hyundai, Jeep, Lexus, Pontiac, Subaru, Toyota |
| 8 | P0303 | Cylinder 3 Misfire Detected | Dodge, Ford, Honda, Hyundai, Jeep, Lexus, Subaru |
| 8 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chrysler, Dodge, Ford, GMC, Mercury, Nissan, Toyota |
| 7 | P0172 | Fuel System Rich (Bank 1) | Dodge, Ford, Honda, Oldsmobile, Toyota |
| 7 | P0174 | Fuel System Lean (Bank 2) | Chevrolet, Ford |
| 4 | P0175 | Fuel System Rich (Bank 2) | Chrysler, Ford, GMC, Nissan |
| 4 | P0305 | Cylinder 5 Misfire Detected | Ford, Hyundai, Porsche |
| 4 | P0306 | Cylinder 6 Misfire Detected | Ford, Hyundai, Toyota |
| 4 | P0320 | No Crank Reference Signal To PCM | Chevrolet, Ford, Jeep |
| 4 | P0341 | CMP Sensor Performance | Dodge, Pontiac, Saturn, Volkswagen |
| 4 | P1140 | Intake Valve Timing Control Position Sensor Circuit Malfunction (Bank 1) | Ford, Nissan |
| 3 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | GMC, Land Rover, Nissan |
| 3 | P0400 | EGR System Recirculation Flow | Ford, Geo, Suzuki |
| 3 | P0401 | Insufficient EGR Flow Detected | Ford, Toyota |
| 3 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Honda, Mercury |
| 3 | P0442 | EVAP System Small Leak Detected | Dodge, Lincoln, Saturn |
| 3 | P0455 | EVAP System Large Leak Detected | BMW, Dodge, Mercedes-Benz |
| 3 | P1126 | Magnetic Clutch Circuit Malfunction | Porsche, Toyota |
| 2 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Chrysler, Mitsubishi |
| 2 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Mercedes-Benz, Subaru |
| 2 | P0269 | Cylinder 3 Balance System Malfunction | Ford |
| 2 | P0308 | Cylinder 8 Misfire Detected | Audi, Land Rover |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Infiniti, Nissan |
| 2 | P0404 | EGR Open Position Performance | Chevrolet |
| 2 | P0410 | Secondary Air System Performance | Mercedes-Benz, Oldsmobile |
| 2 | P0411 | Secondary AIR System Incorrect Airflow Detected | Jaguar, Volkswagen |
| 2 | P0421 | Warmup Catalyst Efficiency Low (Bank 1) | Mazda, Volkswagen |
| 2 | P0440 | General EVAP System Failure | Infiniti, Nissan |
| 2 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford, Mercedes-Benz |
| 2 | P0446 | EVAP Vent System Performance | Nissan, Toyota |
| 2 | P0560 | System Voltage Malfunction | Kia, Saturn |
| 2 | P0706 | Transmission Range Switch Circuit Malfunction | Isuzu, Oldsmobile |
| 2 | P1120 | TP Sensor 1 Circuit Malfunction | Chevrolet, Ford |
| 2 | P1124 | Electronic Throttle Control Actuator Relay High Input | Porsche |
| 2 | P1198 | Crankshaft / Camshaft 1/2 Timing Misalignment | Audi, Volkswagen |
| 2 | P1270 | Engine RPM / Vehicle Speed Limit Reached | Ford |
| 2 | P1406 | EGR Valve Pintle Position Circuit Malfunction | Ford, Pontiac |
| 2 | P1408 | EGR Flow Out Of Self-Test Range | Ford, Lincoln |
| 2 | P1605 | Diagnostic Communication Line Malfunction | Ford, Nissan |
| 2 | P1626 | Theft Deterrent Fuel Enable Signal Lost | Chevrolet |
| 1 | B1600 | PATS Ignition Key Transponder Signal Not Received | Mercury |
| 1 | B1681 | PATS Receiver Module Signal Not Received | Mercury |
| 1 | P0014 | Exhaust Camshaft Position System Performance | Volvo |
| 1 | P0035 | Supercharger Bypass Valve Solenoid Control Circuit High Voltage | Cadillac |
| 1 | P0088 | Fuel Rail Pressure Too High | Dodge |
| 1 | P0093 | Fuel System Large Leak Detected | Chevrolet |
| 1 | P0101 | MAF Sensor Performance | Chevrolet |
| 1 | P0117 | ECT Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0120 | TP Sensor 1 Signal Circuit Malfunction | Volvo |
| 1 | P0123 | TP Sensor Circuit High Voltage | Chevrolet |
| 1 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Dodge |
| 1 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Ford |
| 1 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Jeep |
| 1 | P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response | Chevrolet |
| 1 | P0153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Slow Response | Ford |
| 1 | P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage | Land Rover |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Land Rover |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Ford |
| 1 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Jeep |
| 1 | P0216 | Injection Timing Control Circuit Malfunction | Ford |
| 1 | P0230 | Fuel Pump Relay Control Circuit Malfunction | Chevrolet |
| 1 | P0231 | Fuel Pump Feedback Circuit Low Voltage | GMC |
| 1 | P0232 | Fuel Pump Feedback Circuit High Voltage | Ford |
| 1 | P0237 | Turbocharger Boost Sensor Circuit Low Voltage | Dodge |
| 1 | P0307 | Cylinder 7 Misfire Detected | Audi |
| 1 | P0327 | Knock Sensor Circuit Low Voltage (Bank 1) | Chevrolet |
| 1 | P0328 | Knock Sensor Circuit High Voltage (Bank 1) | Chevrolet |
| 1 | P0337 | CKP Sensor Circuit Low Duty Cycle | Cadillac |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Cadillac |
| 1 | P0342 | CMP Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Ford |
| 1 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Jeep |
| 1 | P0361 | est line not toggling | Pontiac |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Ford |
| 1 | P0431 | Warmup Catalyst Efficiency Low (Bank 2) | Volkswagen |
| 1 | P0445 | EVAP Canister Purge Volume Control Solenoid Circuit High Voltage | Porsche |
| 1 | P0450 | EVAP Vapor Pressure Sensor Circuit Malfunction | Mercedes-Benz |
| 1 | P0456 | EVAP System Very Small Leak Detected | Dodge |
| 1 | P0462 | Fuel Level Sensor Low Voltage | Dodge |
| 1 | P0476 | Exhaust Backpressure Regulator Malfunction (Self Test) | Ford |
| 1 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Ford |
| 1 | P0507 | Idle Speed High | Nissan |
| 1 | P0514 | Battery Temperature Sensor Rationality | Dodge |
| 1 | P0541 | Low Voltage At Intake Air Heater Relay 1 | Ford |
| 1 | P0563 | System Voltage Too High | Saturn |
| 1 | P0603 | Control Module Long Term Memory Reset | Ford |
| 1 | P0652 | Sensor Reference Voltage 2 Circuit Low | Dodge |
| 1 | P0705 | Transaxle Range Switch Circuit Malfunction | Isuzu |
| 1 | P0711 | TFT Sensor Performance | Jeep |
| 1 | P0720 | Output Shaft Speed Sensor Circuit Malfunction | Jeep |
| 1 | P0732 | Gear Ratio Error In Second | Kia |
| 1 | P1000 | OBD II Monitor Testing No Completed | Ford |
| 1 | P1121 | TP Sensor Circuit Intermittent High Voltage | Chevrolet |
| 1 | P1123 | Throttle Position 'A' Signal In Range (But Lower Than Expected) | Porsche |
| 1 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Volkswagen |
| 1 | P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching | Toyota |
| 1 | P1172 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Out-Of-Range High | Ford |
| 1 | P1176 | Electronic Throttle System Motor No. 1 Open or Shorted | Land Rover |
| 1 | P1178 | Electronic Throttle System Motor Battery Voltage Open | Land Rover |
| 1 | P1195 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Insufficient Activity | Mazda |
| 1 | P1199 | Crankshaft / Camshaft 1/2 Timing Misalignment | Audi |
| 1 | P1200 | Fuel Injector Circuit Malfunction | Volkswagen |
| 1 | P1211 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1212 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1238 | Fuel Pump Secondary Circuit Malfunction | Volvo |
| 1 | P1247 | Fuel Injector 8 Control Circuit Shorted | Ford |
| 1 | P1259 | VTEC System Malfunction (Bank 1) | Honda |
| 1 | P1280 | Accelerator Pedal Position Sensor 2 Circuit Malfunction | Ford |
| 1 | P1335 | Crankshaft Position Sensor Circuit Malfunction | Nissan |
| 1 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet |
| 1 | P1381 | Misfire Detected - No Communication With EBCM | Chevrolet |
| 1 | P1391 | CKP Or CMP Sensor Signal Intermittent | Jeep |
| 1 | P1410 | Fuel Tank Pressure Control Solenoid Circuit Malfunction | Toyota |
| 1 | P1411 | Cylinder 1 Reactivation Control Performance | Toyota |
| 1 | P1416 | Secondary Air Injection System (Bank 2) | Chevrolet |
| 1 | P1441 | EVAP System Flow During Non-Purge Conditions | Honda |
| 1 | P1448 | EVAP Canister Vent Control Valve Malfunction (Open) | Infiniti |
| 1 | P1457 | EVAP System Leak Detected (Canister Area) | Honda |
| 1 | P1477 | Medium Fan Control Primary Circuit Malfunction | BMW |
| 1 | P1491 | EVAP Vacuum Cut Valve/Bypass Circuit Malfunction | Honda |
| 1 | P1503 | Cruise Control Switch Circuit Malfunction | Cadillac |
| 1 | P1507 | Idle Air Control System RPM Lower Than Expected | Ford |
| 1 | P1519 | Idle Air Control Valve Circuit Malfunction | Audi |
| 1 | P1537 | Air Conditioning Request Circuit Low Input | Ford |
| 1 | P1538 | Air Conditioning Request Circuit High Input | Ford |
| 1 | P1540 | Air Conditioning Refrigerant Over-Pressure - Air Conditioning Disabled | Mazda |
| 1 | P1564 | ASCD Steering Switch Circuit Malfunction | Cadillac |
| 1 | P1622 | Key Identification Number Does Not Match In The PCM | BMW |
| 1 | P1632 | Theft Deterrent Fuel Disable Signal Received | Oldsmobile |
| 1 | P1640 | Output Driver 1 Circuit Malfunction | Oldsmobile |
| 1 | P1654 | A/C Relay Control Circuit Malfunction | Chevrolet |
| 1 | P1670 | Output Driver 4 Voltage High Voltage | Ford |
| 1 | P1689 | Traction Control Delivered Torque Output Circuit Malfunction | Dodge |
| 1 | P1899 | Park Neutral Switch Stuck In Park Or In Gear | Dodge |
| 1 | U1192 | Loss of VTD (Pass Lock) Communication | Chevrolet |
| 1 | U2500 | see service manual | Ford |
