Diagnostic Trouble Code Index for June 2008
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 |
| 25 | P0300 | Multiple Cylinder Misfire Detected | Cadillac, Chevrolet, Chrysler, Ford, GMC, Isuzu, Jaguar, Jeep, Lexus, Nissan, Oldsmobile, Plymouth, Saab, Saturn, Toyota, Volkswagen |
| 14 | P0171 | Fuel System Lean (Bank 1) | Cadillac, Chrysler, Dodge, Ford, Lexus, Mazda, Mercury, Nissan, Saturn |
| 12 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Chevrolet, Dodge, Ford, Honda, Mazda, Mercury, Nissan, Toyota, Volkswagen |
| 11 | P0301 | Cylinder 1 Misfire Detected | Audi, Ford, Jaguar, Jeep, Mercury, Volkswagen |
| 10 | P0304 | Cylinder 4 Misfire Detected | Audi, Dodge, Ford, Lincoln, Mercury, Mini, Volkswagen, Volvo |
| 8 | P0174 | Fuel System Lean (Bank 2) | Cadillac, Chevrolet, Ford, Lexus, Saturn |
| 8 | P0302 | Cylinder 2 Misfire Detected | Audi, Ford, Mazda, Nissan, Volkswagen, Volvo |
| 8 | P0303 | Cylinder 3 Misfire Detected | Dodge, Ford, Jaguar, Jeep, Toyota, Volkswagen |
| 6 | P0305 | Cylinder 5 Misfire Detected | Ford, Jaguar, Lincoln, Volvo |
| 6 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chrysler, Ford, Mitsubishi, Saab, Toyota |
| 6 | P0401 | Insufficient EGR Flow Detected | Ford, Toyota, Volkswagen |
| 4 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford, Mazda |
| 4 | P0341 | CMP Sensor Performance | Buick, Dodge, Ford, Volvo |
| 4 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Dodge, Eagle, Jeep |
| 4 | P0446 | EVAP Vent System Performance | Chevrolet, Kia, Toyota |
| 4 | P0500 | Vehicle Speed Sensor Circuit Malfunction | Ford, Kia, Pontiac, Subaru |
| 3 | P0118 | ECT Sensor Circuit High Voltage | Audi, Volkswagen |
| 3 | P0122 | TP Sensor Circuit Low Voltage | Dodge, Ford, Saturn |
| 3 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Ford, GMC, Hyundai |
| 3 | P0284 | Cylinder 8 Balance System Malfunction | Ford |
| 3 | P0306 | Cylinder 6 Misfire Detected | Dodge, Ford, GMC |
| 3 | P0308 | Cylinder 8 Misfire Detected | Ford |
| 3 | P0325 | Knock Sensor Circuit Malfunction | Infiniti, Nissan |
| 3 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Cadillac, Honda, Volvo |
| 3 | P0336 | Crankshaft Position Sensor Performance | Buick, Ford, Honda |
| 3 | P0440 | General EVAP System Failure | Lexus, Oldsmobile, Volkswagen |
| 3 | P0441 | EVAP Purge System Performance | BMW, Hyundai, Toyota |
| 3 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Lincoln, Mercedes-Benz, Mitsubishi |
| 3 | P1336 | CKP Sensor System Variation Not Learned | Ford, Mercury |
| 2 | P0101 | MAF Sensor Performance | GMC, Volvo |
| 2 | P0102 | MAF Sensor Circuit Low Frequency | Bentley, Mazda |
| 2 | P0103 | MAF Sensor Circuit High Frequency | Audi, Chevrolet |
| 2 | P0123 | TP Sensor Circuit High Voltage | Jeep, Saturn |
| 2 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Cadillac, Oldsmobile |
| 2 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Dodge, Volvo |
| 2 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Cadillac, Jeep |
| 2 | P0183 | Fuel Tank Temperature Sensor Circuit High Voltage | Hyundai |
| 2 | P0191 | Fuel Rail Pressure Sensor Performance | Dodge, Ford |
| 2 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Chrysler, Jeep |
| 2 | P0269 | Cylinder 3 Balance System Malfunction | Ford |
| 2 | P0275 | Cylinder 5 Balance System Malfunction | Ford |
| 2 | P0281 | Cylinder 7 Balance System Malfunction | Ford |
| 2 | P0299 | Turbocharger Engine Underboost | Dodge, Volkswagen |
| 2 | P0339 | Crankshaft Position Sensor Signal Intermittent | Chevrolet |
| 2 | P0344 | Camshaft Position Sensor Signal Intermittent | Ford |
| 2 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Ford, Jeep |
| 2 | P0400 | EGR System Recirculation Flow | Geo, Mazda |
| 2 | P0430 | Catalyst System Low Efficiency (Bank 2) | Infiniti, Mercury |
| 2 | P0507 | Idle Speed High | Chevrolet, Kia |
| 2 | P0562 | System Voltage Too Low | Hyundai, Volkswagen |
| 2 | P1139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Switching | Cadillac |
| 2 | P1140 | Intake Valve Timing Control Position Sensor Circuit Malfunction (Bank 1) | Cadillac, Nissan |
| 2 | P1389 | No Auto Shutdown Relay Output Voltage To PCM | Chrysler, Jeep |
| 2 | P1397 | System Voltage Out Of Self-Test Range | BMW |
| 2 | P1516 | TAC Module Throttle Actuator Position Performance | GMC, Saturn |
| 2 | P1698 | No CCD Messages Received From TCM | Dodge, Jeep |
| 2 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Chevrolet, GMC |
| 1 | B1318 | Low Battery Voltage At Module | Ford |
| 1 | B1428 | Seat Belt Lamp circuit failure | Ford |
| 1 | B1450 | Wiper washer delay switch ckt fault. | Ford |
| 1 | C1276 | Delivered torque signal circuit | Chevrolet |
| 1 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | Pontiac |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Dodge |
| 1 | P0022 | Camshaft Position 'A' Timing Over-Retarded (Bank 2) | Ford |
| 1 | P0041 | Oxygen Sensor Signals Swapped, Bank 2 Sensor 1 - Bank 2 Sensor 2 | Cadillac |
| 1 | P0087 | Fuel Rail Pressure Too Low | GMC |
| 1 | P0106 | MAP Sensor Performance | Ford |
| 1 | P0107 | MAP Sensor Circuit Low Voltage | Dodge |
| 1 | P0108 | MAP Sensor Circuit High Voltage | Chevrolet |
| 1 | P0113 | IAT Sensor Circuit High Voltage | Audi |
| 1 | P0115 | Engine Coolant Temperature Sensor Circuit Malfunction | Toyota |
| 1 | P0121 | TP Sensor Performance | Jeep |
| 1 | P0126 | Insufficient Coolant Temperature For Stable Operation | Dodge |
| 1 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Chevrolet |
| 1 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Dodge |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Malfunction | Toyota |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Oldsmobile |
| 1 | P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage | Cadillac |
| 1 | P0152 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High Voltage | Dodge |
| 1 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0160 | Heated Oxygen Sensor (Bank 2 Sensor 2) Insufficient Activity | Chevrolet |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Ford |
| 1 | P0164 | Throttle Position Sensor 1 Circuit / Open | Cadillac |
| 1 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Mercedes-Benz |
| 1 | P0190 | Fuel Rail Pressure Sensor Circuit Malfunction | Ford |
| 1 | P0202 | Fuel Injector 2 Control Circuit Malfunction | Chrysler |
| 1 | P0203 | Fuel Injector 3 Control Circuit Malfunction | Chrysler |
| 1 | P0204 | Fuel Injector 4 Control Circuit Malfunction | Chrysler |
| 1 | P0205 | Fuel Injector 5 Control Circuit Malfunction | Chrysler |
| 1 | P0206 | Fuel Injector 6 Control Circuit Malfunction | Chrysler |
| 1 | P0216 | Injection Timing Control Circuit Malfunction | GMC |
| 1 | P0218 | Transmission Fluid Over-Temperature | Jeep |
| 1 | P0221 | Throttle Position Sensor 2 Performance | Volkswagen |
| 1 | P0225 | Accelerator Pedal Position Sensor 3 Circuit Malfunction | Mercury |
| 1 | P0232 | Fuel Pump Feedback Circuit High Voltage | Mazda |
| 1 | P0236 | Turbocharger Boost System Performance | Ford |
| 1 | P0243 | Supercharger Boost Solenoid Control Circuit Malfunction | Mercedes-Benz |
| 1 | P0251 | Injection Pump Camshaft System | Dodge |
| 1 | P0263 | Cylinder 1 Balance System Malfunction | Ford |
| 1 | P0279 | Cylinder 7 Injector Circuit Low | Ford |
| 1 | P0313 | Misfire Detected With Low Fuel | BMW |
| 1 | P0320 | No Crank Reference Signal To PCM | Jeep |
| 1 | P0322 | Crankshaft Position Sensor Circuit No Signal | Volkswagen |
| 1 | P0342 | CMP Sensor Circuit Low Voltage | Buick |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Plymouth |
| 1 | P0354 | Ignition Coil 4 Control Circuit Malfunction | Ford |
| 1 | P0356 | Ignition Coil 6 Control Circuit Malfunction | Chevrolet |
| 1 | P0380 | Glow Plug Feedback Circuit | Volkswagen |
| 1 | P0404 | EGR Open Position Performance | Honda |
| 1 | P0410 | Secondary Air System Performance | Chevrolet |
| 1 | P0411 | Secondary AIR System Incorrect Airflow Detected | Audi |
| 1 | P0414 | Secondary Air Injection System 'A' Circuit Shorted | Bentley |
| 1 | P0417 | Secondary AIR System Switching Valve 'B' Circuit Malfunction | Bentley |
| 1 | P0421 | Warmup Catalyst Efficiency Low (Bank 1) | Kia |
| 1 | P0442 | EVAP System Small Leak Detected | BMW |
| 1 | P0444 | EVAP Canister Purge Volume Control Solenoid Circuit Low Voltage | Hyundai |
| 1 | P0448 | EVAP Canister Vent Control Valve Closed | Subaru |
| 1 | P0449 | EVAP Vent Solenoid Control Circuit Malfunction | Buick |
| 1 | P0451 | Fuel Tank Pressure Sensor Performance | Toyota |
| 1 | P0453 | Fuel Tank Pressure Sensor Circuit High Voltage | Saturn |
| 1 | P0455 | EVAP System Large Leak Detected | Chevrolet |
| 1 | P0460 | Fuel Level Sensing Unit No Change Over Miles | Ford |
| 1 | P0463 | Fuel Level Sensor High Voltage | Saturn |
| 1 | P0476 | Exhaust Backpressure Regulator Malfunction (Self Test) | Ford |
| 1 | P0491 | Secondary AIR System Insufficient Flow Detected (Bank 1) | Dodge |
| 1 | P0502 | VSS Circuit Low Input | Ford |
| 1 | P0503 | VSS Circuit Intermittent | Ford |
| 1 | P0505 | Idle Control System Malfunction | Dodge |
| 1 | P0601 | Control Module Read Only Memory | Chrysler |
| 1 | P0603 | Control Module Long Term Memory Reset | Ford |
| 1 | P0643 | Sensor Reference Voltage 1 Circuit High | Dodge |
| 1 | P0688 | ASD Relay Sense Circuit Low | Volkswagen |
| 1 | P0700 | Automatic Transmission System Malfunction Detected | Jeep |
| 1 | P0706 | Transmission Range Switch Circuit Malfunction | Jeep |
| 1 | P0720 | Output Shaft Speed Sensor Circuit Malfunction | Ford |
| 1 | P0722 | Output Speed Sensor Circuit Low Voltage | Ford |
| 1 | P0725 | Engine Speed Sensor Circuit Malfunction | Volkswagen |
| 1 | P0741 | TCC System - Stuck Off | Cadillac |
| 1 | P0750 | Low/Reverse Solenoid Circuit Malfunction | Ford |
| 1 | P0773 | Shift Solenoid 'E' Circuit Malfunction | Ford |
| 1 | P1077 | Intake Manifold Turing Valve Stuck In High RPM Position | Honda |
| 1 | P1093 | Fuel Rail Pressure Low During Power Enrichment | BMW |
| 1 | P1121 | TP Sensor Circuit Intermittent High Voltage | Toyota |
| 1 | P1127 | ETCS Actuator Power Source Circuit Malfunction | Audi |
| 1 | P1129 | MAP Sensor Value Higher Than Expected | Audi |
| 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 | Ford |
| 1 | P1141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Input | Audi |
| 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 | Chevrolet |
| 1 | P1157 | Air Fuel Sensor (Bank 1 Sensor 1) AFS Line High Voltage | Honda |
| 1 | P1168 | Closed Loop Malfunction Detected (Bank 2) | Bentley |
| 1 | P1214 | Injection Pump Timing Offset | GMC |
| 1 | P1219 | Cylinder ID Signal Stuck Low | Ford |
| 1 | P1247 | Fuel Injector 8 Control Circuit Shorted | Ford |
| 1 | P1250 | Pressure Regulator Control Solenoid Circuit Malfunction | BMW |
| 1 | P1259 | VTEC System Malfunction (Bank 1) | Honda |
| 1 | P1280 | Accelerator Pedal Position Sensor 2 Circuit Malfunction | Isuzu |
| 1 | P1296 | 5-Volt VREF Supply Not Present | Volkswagen |
| 1 | P1300 | Igniter 1 Circuit Malfunction | Saab |
| 1 | P1313 | ETC System - Ice Blockage / Short Circuit To Voltage | Jaguar |
| 1 | P1337 | Crankshaft Speed Fluctuation Sensor No Signal | Volkswagen |
| 1 | P1340 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Audi |
| 1 | P1345 | Camshaft To Crankshaft Position Correlation | Chevrolet |
| 1 | P1349 | Variable Valve Timing System (Bank 1) | Toyota |
| 1 | P1384 | VVT Solenoid Malfunction A Bank | Jaguar |
| 1 | P1387 | Camshaft Position Sensor 'B' No Signal | Volkswagen |
| 1 | P1388 | Auto Shutdown Relay Control Circuit Malfunction | Chrysler |
| 1 | P1391 | CKP Or CMP Sensor Signal Intermittent | Plymouth |
| 1 | P1392 | 'G' Sensor Rough Road Low Voltage | Audi |
| 1 | P1396 | Wheel Speed Sensor Circuit Malfunction | Jaguar |
| 1 | P1402 | EGR System Malfunction Detected (Open) | Hyundai |
| 1 | P1403 | EGR Solenoid Control Circuit Low Voltage | Hyundai |
| 1 | P1409 | EGR Vacuum Regulator Solenoid Circuit Malfunction | Ford |
| 1 | P1415 | Secondary Air Injection System (Bank 1) | Cadillac |
| 1 | P1418 | Secondary Air System Control ''A' Circuit Shorted | BMW |
| 1 | P1423 | Fuel Tank Large Leak | Audi |
| 1 | P1447 | EVAP Control System Purge Flow Malfunction | Infiniti |
| 1 | P1456 | EVAP System Leak Detected (Fuel Tank Area) | Honda |
| 1 | P1490 | Low Speed Radiator Fan Relay Circuit Malfunction | Jeep |
| 1 | P1507 | Idle Air Control System RPM Lower Than Expected | Subaru |
| 1 | P1522 | Brake Booster (Master Power) Vacuum Sensor Low Voltage | Mazda |
| 1 | P1540 | Air Conditioning Refrigerant Over-Pressure - Air Conditioning Disabled | Subaru |
| 1 | P1542 | Climate Control Unit Signal Circuit High Voltage | Volkswagen |
| 1 | P1545 | Air Conditioning Clutch Relay Control Circuit Malfunction | Volkswagen |
| 1 | P1553 | Battery Current Sensor Performance | Hyundai |
| 1 | P1571 | Traction Control Torque Request Circuit Malfunction | Cadillac |
| 1 | P1573 | Brake Pedal Stuck Off | Oldsmobile |
| 1 | P1580 | Battery Current Sensor Circuit Malfunction | Mercedes-Benz |
| 1 | P1582 | Electronic Throttle Monitor Data Available | Volkswagen |
| 1 | P1610 | NATS Initialization Failure | Mitsubishi |
| 1 | P1613 | Secondary Air Injection System Driver | Toyota |
| 1 | P1629 | Theft Deterrent Signal Not Present, Engine Cranking | Oldsmobile |
| 1 | P1632 | Theft Deterrent Fuel Disable Signal Received | Cadillac |
| 1 | P1670 | Output Driver 4 Voltage High Voltage | Ford |
| 1 | P1681 | Control Module Throttle Position System Performance | Chrysler |
| 1 | P1695 | No CCD Messages Received From BCM | Dodge |
| 1 | P1771 | Four Wheel Drive Low Switch Circuit | Toyota |
| 1 | P1780 | Park/Neutral Position Switch Circuit Malfunction | Volkswagen |
| 1 | P1850 | Brake Band Apply Solenoid Circuit Malfunction | Volkswagen |
| 1 | P1866 | EDS5 Output Open | Volkswagen |
| 1 | P2097 | Downstream Fuel System Rich - HO2S-12 (Bank 1 Sensor 2) | Mini |
| 1 | P2098 | Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2) | BMW |
| 1 | P2122 | Accelerator Pedal Position Sensor 1 Circuit Low Voltage | Dodge |
| 1 | P2195 | Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean | Ford |
| 1 | P2197 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Lean" | Ford |
| 1 | P2290 | Injector Control Pressure Too Low | Ford |
| 1 | P2422 | EVAP Canister Vent Shut Valve Close Malfunction | Hyundai |
| 1 | P2614 | Camshaft Position Output Circuit Malfunction | Ford |
| 1 | P2617 | Crankshaft Position Signal Output Circuit Malfunction | Ford |
| 1 | P2965 | Fuel Injector 4 Voltage Control Too High / Too Low | Chevrolet |
| 1 | P2A00 | Heated Oxygen Sensor (Bank 1 Sensor 1) Closed Loop Performance | Nissan |
| 1 | U1040 | Lost Communication With Antilock Brake System Module | Pontiac |
