Diagnostic Trouble Code Index for October 2007
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 |
| 40 | P0300 | Multiple Cylinder Misfire Detected | Audi, Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Honda, Lexus, Mazda, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Toyota, Volkswagen |
| 19 | P0171 | Fuel System Lean (Bank 1) | Audi, Chevrolet, Ford, GMC, Honda, Jeep, Lexus, Lincoln, Mazda, Nissan, Saab, Toyota |
| 17 | P0340 | Camshaft Position Sensor Circuit Malfunction | BMW, Buick, Chevrolet, Chrysler, Dodge, Ford, Jeep, Kia, Lexus, Nissan, Toyota |
| 13 | P0301 | Cylinder 1 Misfire Detected | Audi, Chevrolet, Ford, Isuzu, Lexus, Pontiac, Subaru, Suzuki, Toyota |
| 10 | P0174 | Fuel System Lean (Bank 2) | Audi, Ford, GMC, Lincoln, Nissan |
| 8 | P0306 | Cylinder 6 Misfire Detected | Chevrolet, Chrysler, Dodge, Ford, Lexus |
| 8 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Acura, Dodge, Honda, Lexus, Mercury, Toyota |
| 8 | P0442 | EVAP System Small Leak Detected | Dodge, GMC, Hyundai, Nissan, Oldsmobile, Toyota, Volkswagen |
| 7 | P0305 | Cylinder 5 Misfire Detected | Audi, Chrysler, Ford, Suzuki, Toyota |
| 7 | P0401 | Insufficient EGR Flow Detected | Ford, Isuzu, Lexus, Mazda, Saturn, Toyota |
| 6 | P0122 | TP Sensor Circuit Low Voltage | Chevrolet, Honda, Oldsmobile, Pontiac |
| 6 | P0303 | Cylinder 3 Misfire Detected | Audi, Chevrolet, Dodge, Jeep, Subaru, Toyota |
| 6 | P0304 | Cylinder 4 Misfire Detected | Acura, Chrysler, Ford, Nissan, Subaru, Suzuki |
| 5 | P0302 | Cylinder 2 Misfire Detected | Audi, Ford, Subaru, Volkswagen |
| 5 | P0307 | Cylinder 7 Misfire Detected | Audi, Chevrolet, Dodge, Lincoln, Nissan |
| 5 | P0320 | No Crank Reference Signal To PCM | Ford, Mercury |
| 4 | P0446 | EVAP Vent System Performance | Chevrolet, Saab, Toyota |
| 4 | P1391 | CKP Or CMP Sensor Signal Intermittent | Chrysler, Jeep |
| 3 | P0101 | MAF Sensor Performance | Chevrolet, Volvo |
| 3 | P0121 | TP Sensor Performance | Chevrolet, Dodge |
| 3 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Acura, Dodge |
| 3 | P0325 | Knock Sensor Circuit Malfunction | Mazda, Nissan, Subaru |
| 3 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Chevrolet, Saturn |
| 3 | P0336 | Crankshaft Position Sensor Performance | Ford, GMC, Saturn |
| 3 | P0341 | CMP Sensor Performance | Chevrolet, Ford, Mercedes-Benz |
| 3 | P0441 | EVAP Purge System Performance | Audi, Chevrolet, Hyundai |
| 3 | P0455 | EVAP System Large Leak Detected | Dodge, Volvo |
| 3 | P0507 | Idle Speed High | GMC, Saturn |
| 3 | P1316 | Spark Plug Detection Module Circuit Malfunction (Bank 2) | Ford |
| 3 | P1629 | Theft Deterrent Signal Not Present, Engine Cranking | Chevrolet, Pontiac |
| 3 | U1262 | Data Circuit Malfunction | Ford, Lincoln |
| 2 | P0016 | Crankshaft/Camshaft Timing Misalignment | Dodge |
| 2 | P0123 | TP Sensor Circuit High Voltage | Dodge, Oldsmobile |
| 2 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Isuzu, Volvo |
| 2 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Chevrolet, Pontiac |
| 2 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Honda, Mercedes-Benz |
| 2 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Chevrolet, Pontiac |
| 2 | P0172 | Fuel System Rich (Bank 1) | Dodge, Saturn |
| 2 | P0342 | CMP Sensor Circuit Low Voltage | Isuzu, Pontiac |
| 2 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Dodge, Jeep |
| 2 | P0402 | Excessive EGR Flow Detected | Mazda, Mercury |
| 2 | P0440 | General EVAP System Failure | Dodge, Pontiac |
| 2 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford |
| 2 | P0449 | EVAP Vent Solenoid Control Circuit Malfunction | Chevrolet, Kia |
| 2 | P0456 | EVAP System Very Small Leak Detected | Dodge, Volkswagen |
| 2 | P0600 | Serial Communication Link | Mercedes-Benz, Nissan |
| 2 | P0601 | Control Module Read Only Memory | Dodge |
| 2 | P0700 | Automatic Transmission System Malfunction Detected | Cadillac, Chrysler |
| 2 | P1111 | IAT Sensor Circuit Intermittent High Voltage | Ford, Jaguar |
| 2 | P1112 | IAT Sensor Circuit Intermittent Low Voltage | Chevrolet, Subaru |
| 2 | P1122 | TP Sensor Circuit Intermittent Low Voltage | Chevrolet, Oldsmobile |
| 2 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet |
| 2 | P1626 | Theft Deterrent Fuel Enable Signal Lost | Oldsmobile, Pontiac |
| 2 | P1780 | Park/Neutral Position Switch Circuit Malfunction | Saturn |
| 1 | B1600 | PATS Ignition Key Transponder Signal Not Received | Ford |
| 1 | B1676 | battery voltage out of range | Lincoln |
| 1 | B1884 | Pad Warning Lmp Inop. | Ford |
| 1 | B3901 | unknown | Saturn |
| 1 | C0221 | rf speed sensor open | Chevrolet |
| 1 | C0223 | rf erratic sig | Chevrolet |
| 1 | C0227 | lf erratic sig | Chevrolet |
| 1 | C0244 | traction control/anti lock brakes | Pontiac |
| 1 | P0011 | Intake Camshaft Position System Performance | Ford |
| 1 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | Dodge |
| 1 | P0022 | Camshaft Position 'A' Timing Over-Retarded (Bank 2) | Ford |
| 1 | P0032 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit High Voltage | Cadillac |
| 1 | P0034 | Supercharger Bypass Valve Solenoid Control Circuit Low Voltage | Cadillac |
| 1 | P0051 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Low Voltage | Jeep |
| 1 | P0071 | Ambient Air Temperature Sensor Performance | Cadillac |
| 1 | P0093 | Fuel System Large Leak Detected | Mitsubishi |
| 1 | P0095 | Engine Stall Detected | Cadillac |
| 1 | P0102 | MAF Sensor Circuit Low Frequency | Volvo |
| 1 | P0106 | MAP Sensor Performance | Saab |
| 1 | P0107 | MAP Sensor Circuit Low Voltage | Volvo |
| 1 | P0108 | MAP Sensor Circuit High Voltage | Chrysler |
| 1 | P0112 | IAT Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0117 | ECT Sensor Circuit Low Voltage | Honda |
| 1 | P0125 | Engine Coolant Temperature Insufficient For Closed Loop Fuel Control | Lexus |
| 1 | P0129 | Barometric Pressure Sensor Out-Of-Range Low | Dodge |
| 1 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Hyundai |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Isuzu |
| 1 | P0143 | Heated Oxygen Sensor (Bank 1 Sensor 3) Circuit Low Voltage | GMC |
| 1 | P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage | Isuzu |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage | Isuzu |
| 1 | P0160 | Heated Oxygen Sensor (Bank 2 Sensor 2) Insufficient Activity | Nissan |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Chevrolet |
| 1 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Volkswagen |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | Jeep |
| 1 | P0230 | Fuel Pump Relay Control Circuit Malfunction | Dodge |
| 1 | P0236 | Turbocharger Boost System Performance | Chevrolet |
| 1 | P0263 | Cylinder 1 Balance System Malfunction | Ford |
| 1 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford |
| 1 | P0321 | Crankshaft Position Sensor Circuit Range/Performance | Buick |
| 1 | P0339 | Crankshaft Position Sensor Signal Intermittent | Honda |
| 1 | P0344 | Camshaft Position Sensor Signal Intermittent | Ford |
| 1 | P0345 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Ford |
| 1 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Jeep |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Jeep |
| 1 | P0354 | Ignition Coil 4 Control Circuit Malfunction | Chrysler |
| 1 | P0356 | Ignition Coil 6 Control Circuit Malfunction | Dodge |
| 1 | P0357 | Ignition Coil 7 Control Circuit Malfunction | Dodge |
| 1 | P0361 | est line not toggling | Volkswagen |
| 1 | P0365 | Exhaust Camshaft Position Sensor Circuit Malfunction | BMW |
| 1 | P0366 | Exhaust Camshaft Position Sensor Performance | Audi |
| 1 | P0380 | Glow Plug Feedback Circuit | Volkswagen |
| 1 | P0391 | Exhaust Camshaft Position Sensor Performance (Bank 2) | Audi |
| 1 | P0400 | EGR System Recirculation Flow | Geo |
| 1 | P0404 | EGR Open Position Performance | Chevrolet |
| 1 | P0405 | EGR Position Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0410 | Secondary Air System Performance | Volvo |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Isuzu |
| 1 | P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0453 | Fuel Tank Pressure Sensor Circuit High Voltage | Subaru |
| 1 | P0462 | Fuel Level Sensor Low Voltage | Cadillac |
| 1 | P0470 | Exhaust Backpressure Sensor Circuit Malfunction | Ford |
| 1 | P0480 | Cooling Fan Relay 1 Control Circuit Malfunction | Chevrolet |
| 1 | P0491 | Secondary AIR System Insufficient Flow Detected (Bank 1) | Dodge |
| 1 | P0542 | Intake Air Heater 1 Control Circuit High | Ford |
| 1 | P0599 | manufacture specific | Volkswagen |
| 1 | P0603 | Control Module Long Term Memory Reset | Cadillac |
| 1 | P0605 | Control Module Programming Read Only Memory | Ford |
| 1 | P0606 | Control Module Internal Performance | Volkswagen |
| 1 | P0607 | Control Module Performance | GMC |
| 1 | P0621 | Generator L-Terminal Circuit Malfunction | Saturn |
| 1 | P0705 | Transaxle Range Switch Circuit Malfunction | Nissan |
| 1 | P0717 | Input Shaft Speed Sensor Low Input | Mercedes-Benz |
| 1 | P0720 | Output Shaft Speed Sensor Circuit Malfunction | Nissan |
| 1 | P0727 | Engine Speed No Signal | Saturn |
| 1 | P0732 | Gear Ratio Error In Second | Kia |
| 1 | P0743 | Torque Converter Clutch Solenoid Circuit Malfunction | Jeep |
| 1 | P1093 | Fuel Rail Pressure Low During Power Enrichment | Chevrolet |
| 1 | P1118 | Electronic Throttle System Motor Circuit Malfunction | Saturn |
| 1 | P1121 | TP Sensor Circuit Intermittent High Voltage | Oldsmobile |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | Chevrolet |
| 1 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Hyundai |
| 1 | P1129 | MAP Sensor Value Higher Than Expected | Audi |
| 1 | P1130 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction | Toyota |
| 1 | P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching | Chevrolet |
| 1 | P1140 | Intake Valve Timing Control Position Sensor Circuit Malfunction (Bank 1) | Infiniti |
| 1 | P1141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Input | Audi |
| 1 | P1145 | Intake Valve Timing Control Position Sensor Circuit Malfunction (Bank 2) | Nissan |
| 1 | P1150 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Circuit Malfunction | Lexus |
| 1 | P1152 | Air Fuel Sensor (Bank 1 Sensor 1) Range/Performance (Low) | Volkswagen |
| 1 | P1153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching | Chevrolet |
| 1 | P1166 | Heated Oxygen Sensor (Bank 2 Sensor 2) Minimum Voltage Monitoring | Honda |
| 1 | P1167 | Heated Oxygen Sensor (Bank 2 Sensor 2) Maximum Voltage Monitoring | Honda |
| 1 | P1171 | Fuel System Lean During Acceleration | Saab |
| 1 | P1189 | Engine Oil Pressure Switch Circuit Malfunction | Cadillac |
| 1 | P1210 | Injection Control System Pressure Above Expected Level | Ford |
| 1 | P1212 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1260 | Immobilizer System Malfunction | Ford |
| 1 | P1270 | Engine RPM / Vehicle Speed Limit Reached | Ford |
| 1 | P1273 | Air Fuel Sensor (Bank 1 Sensor 1) Lean Shift Monitoring | Ford |
| 1 | P1275 | Accelerator Pedal Position Sensor 1 Circuit Malfunction | Ford |
| 1 | P1276 | Accelerator Pedal Position Sensor 1 Performance | Ford |
| 1 | P1284 | Air Fuel Sensor (Bank 2 Sensor 1) Rich Shift Monitoring | Ford |
| 1 | P1289 | Manifold Tuning Valve Control Circuit Malfunction | Chrysler |
| 1 | P1292 | High Side No. 2 (Left) Short To Ground Or Voltage Detected | Ford |
| 1 | P1294 | Target Idle Speed Not Reached | Dodge |
| 1 | P1296 | 5-Volt VREF Supply Not Present | Chrysler |
| 1 | P1297 | No Change In MAP Signal From Start To Run Transition | Volkswagen |
| 1 | P1313 | ETC System - Ice Blockage / Short Circuit To Voltage | Jaguar |
| 1 | P1314 | ETC System - Ice Blockage / Short Circuit To Ground | Jaguar |
| 1 | P1320 | Igniter 5 Circuit Malfunction | Nissan |
| 1 | P1336 | CKP Sensor System Variation Not Learned | Ford |
| 1 | P1340 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Volkswagen |
| 1 | P1354 | Variable Valve Timing System (Bank 2) | Ford |
| 1 | P1362 | ICM Control Circuit High Voltage | Honda |
| 1 | P1381 | Misfire Detected - No Communication With EBCM | Pontiac |
| 1 | P1383 | Variable Cam Timing Over-Retarded (Cylinder Bank 1) | Ford |
| 1 | P1389 | No Auto Shutdown Relay Output Voltage To PCM | Dodge |
| 1 | P1399 | Misfire any cylinder | Honda |
| 1 | P1408 | EGR Flow Out Of Self-Test Range | Ford |
| 1 | P1409 | EGR Vacuum Regulator Solenoid Circuit Malfunction | Ford |
| 1 | P1441 | EVAP System Flow During Non-Purge Conditions | Buick |
| 1 | P1457 | EVAP System Leak Detected (Canister Area) | Honda |
| 1 | P1460 | Wide Open Throttle A/C Cut-Off Relay Circuit Malfunction | Ford |
| 1 | P1477 | Medium Fan Control Primary Circuit Malfunction | BMW |
| 1 | P1495 | Leak Detection Pump Solenoid Circuit Malfunction | Chrysler |
| 1 | P1516 | TAC Module Throttle Actuator Position Performance | Chevrolet |
| 1 | P1518 | Throttle Actuator Control Module Serial Data Malfunction | Chevrolet |
| 1 | P1519 | Idle Air Control Valve Circuit Malfunction | BMW |
| 1 | P1530 | Air Condition 1 Switch Circuit Intermittent | Saturn |
| 1 | P1543 | Air Conditioning System Performance | Audi |
| 1 | P1571 | Traction Control Torque Request Circuit Malfunction | Pontiac |
| 1 | P1599 | A/C Pressure Sensor Circuit Low Voltage | Cadillac |
| 1 | P1601 | PCM Serial Communications Malfunction | Pontiac |
| 1 | P1620 | Low Engine Coolant Switch Circuit Low Input | Volvo |
| 1 | P1687 | No Communication With MIC | Dodge |
| 1 | P1693 | Transponder No Response Error / Invalid Response | Dodge |
| 1 | P1695 | No CCD Messages Received From BCM | Dodge |
| 1 | P1698 | No CCD Messages Received From TCM | Dodge |
| 1 | P1706 | Park Neutral Position Switch Circuit Malfunction | Nissan |
| 1 | P1716 | Bus Communication Failure With PCM | Dodge |
| 1 | P1747 | EPC Solenoid Circuit Malfunction | Ford |
| 1 | P1829 | Throttle Position Signal (PCM) | Saturn |
| 1 | P2008 | Intake Manifold Runner (Swirl) Control Circuit / Open | Dodge |
| 1 | P2014 | Intake Manifold Runner Position Sensor/Switch Circuit Malfunction (Bank 1) | Ford |
| 1 | P2096 | Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2) | Chrysler |
| 1 | P2099 | Downstream Fuel System Rich - HO2S-22 (Bank 2 Sensor 2) | Chrysler |
| 1 | P2106 | Electronic Throttle Control System - Forced Limited Power | Dodge |
| 1 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Chevrolet |
| 1 | P2174 | Low Airflow / Restriction Detected (Instantaneous Accumulation) | Dodge |
| 1 | P2175 | Low Airflow / Restriction Detected (Slow Accumulation) | Dodge |
| 1 | P2238 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Pumping Current Signal Low | Toyota |
| 1 | P2914 | Not known | Saturn |
| 1 | U1000 | Class 2 Communication Malfunction | Chevrolet |
| 1 | U1016 | Serial Communications Malfunction | Chevrolet |
| 1 | U1147 | Data Circuit Malfunction | Lincoln |
