Diagnostic Trouble Code Index for October 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 |
| 20 | P0300 | Multiple Cylinder Misfire Detected | Acura, Buick, Chevrolet, Chrysler, Dodge, Ford, Honda, Mazda, Oldsmobile, Plymouth, Saturn, Volkswagen |
| 9 | P0171 | Fuel System Lean (Bank 1) | Chrysler, Dodge, Ford, Lincoln, Pontiac, Toyota |
| 9 | P0340 | Camshaft Position Sensor Circuit Malfunction | BMW, Chevrolet, Dodge, Ford, Hyundai, Nissan |
| 7 | P0172 | Fuel System Rich (Bank 1) | Ford, Infiniti, Mazda, Subaru, Volkswagen |
| 7 | P0304 | Cylinder 4 Misfire Detected | Dodge, Ford, Mazda, Nissan, Plymouth, Subaru |
| 6 | P0440 | General EVAP System Failure | BMW, Cadillac, Pontiac, Saturn, Toyota |
| 6 | P0455 | EVAP System Large Leak Detected | BMW, Dodge, Ford, Porsche, Saturn, Volvo |
| 5 | P0174 | Fuel System Lean (Bank 2) | Buick, Ford, Infiniti, Lincoln |
| 5 | P0301 | Cylinder 1 Misfire Detected | Dodge, Ford, Subaru, Volkswagen |
| 5 | P0303 | Cylinder 3 Misfire Detected | Ford, Honda, Subaru, Volkswagen |
| 5 | P0441 | EVAP Purge System Performance | BMW, Dodge, Toyota |
| 4 | P0302 | Cylinder 2 Misfire Detected | Dodge, Ford, Subaru |
| 4 | P0505 | Idle Control System Malfunction | Geo, Infiniti, Mitsubishi, Nissan |
| 3 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Chevrolet, Dodge, Ford |
| 3 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Chevrolet, Ford, Mercedes-Benz |
| 3 | P0306 | Cylinder 6 Misfire Detected | Chrysler, Ford |
| 3 | P0401 | Insufficient EGR Flow Detected | Dodge, Ford, Pontiac |
| 3 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Chevrolet, Volkswagen |
| 3 | P0446 | EVAP Vent System Performance | Chevrolet, Ford, Toyota |
| 2 | P0121 | TP Sensor Performance | Chevrolet, Dodge |
| 2 | P0122 | TP Sensor Circuit Low Voltage | Ford, GMC |
| 2 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Chevrolet, Saab |
| 2 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Mercedes-Benz |
| 2 | P0236 | Turbocharger Boost System Performance | GMC |
| 2 | P0305 | Cylinder 5 Misfire Detected | Ford, Pontiac |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Mercury, Nissan |
| 2 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Dodge, Ford |
| 2 | P0722 | Output Speed Sensor Circuit Low Voltage | Ford, Hyundai |
| 2 | P1000 | OBD II Monitor Testing No Completed | Ford, Lincoln |
| 2 | P1507 | Idle Air Control System RPM Lower Than Expected | Subaru |
| 2 | P1631 | Theft Deterrent Fuel Enable Signal Not Correct | Cadillac, Oldsmobile |
| 1 | B1201 | Fuel sender Crk Fault | Lincoln |
| 1 | B2750 | Pass Key Data Communication Failure | Cadillac |
| 1 | P0034 | Supercharger Bypass Valve Solenoid Control Circuit Low Voltage | Nissan |
| 1 | P0098 | Intake Air Temperature Sensor 2 Circuit High Voltage | Nissan |
| 1 | P0099 | Intake Air Temperature Sensor 2 Circuit Intermittent. | Cadillac |
| 1 | P0101 | MAF Sensor Performance | GMC |
| 1 | P0107 | MAP Sensor Circuit Low Voltage | Honda |
| 1 | P0123 | TP Sensor Circuit High Voltage | Mazda |
| 1 | P0130 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Malfunction | Subaru |
| 1 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Saab |
| 1 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Volvo |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Chevrolet |
| 1 | P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Malfunction | Geo |
| 1 | P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage | Saab |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Chevrolet |
| 1 | P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction | Nissan |
| 1 | P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage | Saab |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Saab |
| 1 | P0173 | Fuel Trim Lean Or Rich (Bank 2) | Mercedes-Benz |
| 1 | P0175 | Fuel System Rich (Bank 2) | Ford |
| 1 | P0178 | Fuel Composition Sensor Low Frequency | GMC |
| 1 | P0179 | Fuel Composition Sensor High Frequency | GMC |
| 1 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Isuzu |
| 1 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Isuzu |
| 1 | P0203 | Fuel Injector 3 Control Circuit Malfunction | Isuzu |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | Isuzu |
| 1 | P0205 | Fuel Injector 5 Control Circuit Malfunction | Isuzu |
| 1 | P0206 | Fuel Injector 6 Control Circuit Malfunction | Isuzu |
| 1 | P0216 | Injection Timing Control Circuit Malfunction | Dodge |
| 1 | P0230 | Fuel Pump Relay Control Circuit Malfunction | Dodge |
| 1 | P0263 | Cylinder 1 Balance System Malfunction | Ford |
| 1 | P0269 | Cylinder 3 Balance System Malfunction | Ford |
| 1 | P0275 | Cylinder 5 Balance System Malfunction | Ford |
| 1 | P0281 | Cylinder 7 Balance System Malfunction | Ford |
| 1 | P0307 | Cylinder 7 Misfire Detected | Lincoln |
| 1 | P0327 | Knock Sensor Circuit Low Voltage (Bank 1) | Mercedes-Benz |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | Toyota |
| 1 | P0335 | Crankshaft Position Sensor Circuit Malfunction | BMW |
| 1 | P0336 | Crankshaft Position Sensor Performance | Buick |
| 1 | P0380 | Glow Plug Feedback Circuit | Mercedes-Benz |
| 1 | P0403 | EGR Solenoid Control Circuit Malfunction | Subaru |
| 1 | P0421 | Warmup Catalyst Efficiency Low (Bank 1) | Mazda |
| 1 | P0460 | Fuel Level Sensing Unit No Change Over Miles | Ford |
| 1 | P0464 | Fuel Level Sensor Circuit Intermittent | Nissan |
| 1 | P0510 | Closed Throttle Position Switch Circuit Malfunction | Mazda |
| 1 | P0560 | System Voltage Malfunction | Pontiac |
| 1 | P0600 | Serial Communication Link | Nissan |
| 1 | P0605 | Control Module Programming Read Only Memory | Volvo |
| 1 | P0674 | Glow Plug No. 4 Control Circuit Malfunction | Volkswagen |
| 1 | P0707 | Transmission Range Sensor Circuit Low | Hyundai |
| 1 | P1100 | Starter Switch Circuit Low Input | Ford |
| 1 | P1120 | TP Sensor 1 Circuit Malfunction | Ford |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | Pontiac |
| 1 | P1127 | ETCS Actuator Power Source Circuit Malfunction | Hyundai |
| 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 | Volvo |
| 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 | P1165 | Swirl Control Valve Control Vacuum Check Switch | Honda |
| 1 | P1171 | Fuel System Lean During Acceleration | Pontiac |
| 1 | P1193 | Intake Air Temperature Sensor Circuit High Voltage | Land Rover |
| 1 | P1201 | Cylinder 1 Misfire Detected | Acura |
| 1 | P1203 | Cylinder 3 Misfire Detected | Acura |
| 1 | P1204 | Cylinder 4 Misfire Detected | Acura |
| 1 | P1205 | Cylinder 5 Misfire Detected | Acura |
| 1 | P1206 | Cylinder 6 Misfire Detected | Acura |
| 1 | P1216 | Fuel Solenoid Response Time Too Short | GMC |
| 1 | P1250 | Pressure Regulator Control Solenoid Circuit Malfunction | BMW |
| 1 | P1259 | VTEC System Malfunction (Bank 1) | Honda |
| 1 | P1260 | Immobilizer System Malfunction | Ford |
| 1 | P1276 | Accelerator Pedal Position Sensor 1 Performance | Pontiac |
| 1 | P1281 | Engine Is Cold Too Long | Pontiac |
| 1 | P1286 | Accelerator Pedal Position Sensor 3 Performance | Pontiac |
| 1 | P1313 | ETC System - Ice Blockage / Short Circuit To Voltage | Land Rover |
| 1 | P1314 | ETC System - Ice Blockage / Short Circuit To Ground | Land Rover |
| 1 | P1316 | Spark Plug Detection Module Circuit Malfunction (Bank 2) | Land Rover |
| 1 | P1320 | Igniter 5 Circuit Malfunction | Nissan |
| 1 | P1345 | Camshaft To Crankshaft Position Correlation | Mazda |
| 1 | P1351 | ICM Ignition Control Circuit High Voltage | Chevrolet |
| 1 | P1359 | CKP/TDC Sensor Circuit Malfunction | Honda |
| 1 | P1361 | ICM Ignition Control Circuit Low Voltage | Honda |
| 1 | P1382 | Camshaft Position Sensor 1 No Signal | Honda |
| 1 | P1383 | Variable Cam Timing Over-Retarded (Cylinder Bank 1) | Ford |
| 1 | P1395 | Glow Plug Monitor Fault On Bank 1 (Right Side) | Volkswagen |
| 1 | P1399 | Misfire any cylinder | Honda |
| 1 | P1404 | EGR Valve Closed Position Performance | Saturn |
| 1 | P1406 | EGR Valve Pintle Position Circuit Malfunction | GMC |
| 1 | P1443 | Secondary Air Injection System Control Valve Circuit Malfunction (Bank 2) | Subaru |
| 1 | P1457 | EVAP System Leak Detected (Canister Area) | Honda |
| 1 | P1476 | High Fan Relay Control Circuit Malfunction | Volkswagen |
| 1 | P1516 | TAC Module Throttle Actuator Position Performance | Chevrolet |
| 1 | P1550 | Battery Current Sensor Range/Performance | Volkswagen |
| 1 | P1556 | Battery Module Temperature Sensor Signal 2 Circuit High Voltage | Toyota |
| 1 | P1605 | Diagnostic Communication Line Malfunction | Nissan |
| 1 | P1607 | PCM Internal Shutdown Timer Slow Rationality | Honda |
| 1 | P1618 | Sensor Reference Voltage 1 Circuit Erratic | Volvo |
| 1 | P1624 | Immobilizer Communication Error | Hyundai |
| 1 | P1626 | Theft Deterrent Fuel Enable Signal Lost | Oldsmobile |
| 1 | P1630 | Theft Deterrent Learn Mode Active | Oldsmobile |
| 1 | P1632 | Theft Deterrent Fuel Disable Signal Received | Honda |
| 1 | P1641 | MIL Control Circuit Malfunction | GMC |
| 1 | P1643 | Wait To Start Lamp Control Circuit Malfunction | GMC |
| 1 | P1654 | A/C Relay Control Circuit Malfunction | GMC |
| 1 | P1688 | Unmanaged Engine Torque Signal Delivered To TCM | Dodge |
| 1 | P1689 | Traction Control Delivered Torque Output Circuit Malfunction | Dodge |
| 1 | P1690 | SMARTA - No Response | Dodge |
| 1 | P1706 | Park Neutral Position Switch Circuit Malfunction | Nissan |
| 1 | U1040 | Lost Communication With Antilock Brake System Module | Oldsmobile |
| 1 | U1043 | SCP Data Fault | Lincoln |
| 1 | U1051 | Data Circuit Malfunction | Lincoln |
| 1 | U1064 | Lost Communication With BCM or VCD Module | Oldsmobile |
| 1 | U1301 | Class 2 Data Line Short To Voltage | Oldsmobile |
