Diagnostic Trouble Code Index for October 2011
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 |
| 18 | P0300 | Multiple Cylinder Misfire Detected | Audi, Chevrolet, Ford, Honda, Kia, Lexus, Mazda, Mercedes-Benz, Saturn, Suzuki, Volkswagen |
| 17 | P0171 | Fuel System Lean (Bank 1) | Acura, BMW, Chevrolet, Ford, Jaguar, Land Rover, Saab, Suzuki, Toyota, Volkswagen |
| 14 | P0174 | Fuel System Lean (Bank 2) | BMW, Cadillac, Chevrolet, Ford, Jaguar, Land Rover, Suzuki, Toyota |
| 14 | P0301 | Cylinder 1 Misfire Detected | Audi, BMW, Dodge, Honda, Jeep, Land Rover, Lexus, Mazda, Mitsubishi, Saturn, Volkswagen, Volvo |
| 10 | P0303 | Cylinder 3 Misfire Detected | Audi, BMW, Ford, Lexus, Mazda, Mercedes-Benz, Saturn, Volkswagen |
| 9 | P0302 | Cylinder 2 Misfire Detected | Audi, BMW, Dodge, Honda, Jaguar, Kia, Nissan, Volkswagen |
| 8 | P0304 | Cylinder 4 Misfire Detected | BMW, Ford, Jaguar, Kia, Toyota, Volkswagen |
| 7 | P0305 | Cylinder 5 Misfire Detected | BMW, Dodge, Lexus, Mercedes-Benz, Nissan, Saturn, Volkswagen |
| 6 | P0172 | Fuel System Rich (Bank 1) | Acura, BMW, Chevrolet, Chrysler, Kia, Volkswagen |
| 6 | P0440 | General EVAP System Failure | Buick, Chevrolet, Ford, Nissan, Pontiac |
| 5 | P0306 | Cylinder 6 Misfire Detected | BMW, Kia, Land Rover, Toyota, Volkswagen |
| 4 | P0316 | Misfire Occurred In First 1,000 Revolutions | BMW, Ford |
| 4 | P0341 | CMP Sensor Performance | Cadillac, Ford, Honda, Mercedes-Benz |
| 4 | P0507 | Idle Speed High | Chevrolet, Dodge, Pontiac |
| 3 | P0016 | Crankshaft/Camshaft Timing Misalignment | Dodge, Toyota |
| 3 | P0101 | MAF Sensor Performance | , Buick, Saab |
| 3 | P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | Chrysler, Ford, Isuzu |
| 3 | P0170 | Fuel Trim Lean Or Rich (Bank 1) | Acura, BMW, Mitsubishi |
| 3 | P0299 | Turbocharger Engine Underboost | Ford |
| 3 | P0336 | Crankshaft Position Sensor Performance | Acura, Buick, Chevrolet |
| 3 | P0340 | Camshaft Position Sensor Circuit Malfunction | Chrysler, Mercury, Volvo |
| 3 | P0401 | Insufficient EGR Flow Detected | Saturn, Toyota, Volkswagen |
| 3 | P0446 | EVAP Vent System Performance | Buick, Suzuki, Toyota |
| 3 | U0073 | Control Module Communication Bus Off | Cadillac, Ford, Pontiac |
| 2 | P0011 | Intake Camshaft Position System Performance | Kia, Nissan |
| 2 | P0087 | Fuel Rail Pressure Too Low | Dodge, Ford |
| 2 | P0102 | MAF Sensor Circuit Low Frequency | Suzuki, Volkswagen |
| 2 | P0113 | IAT Sensor Circuit High Voltage | Ford, Honda |
| 2 | P0121 | TP Sensor Performance | Pontiac, Suzuki |
| 2 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Mitsubishi, Nissan |
| 2 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Chevrolet, Volvo |
| 2 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Ford, Honda |
| 2 | P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage | Chevrolet, Mitsubishi |
| 2 | P0175 | Fuel System Rich (Bank 2) | BMW, Chrysler |
| 2 | P0191 | Fuel Rail Pressure Sensor Performance | Chevrolet, Ford |
| 2 | P0266 | Cylinder 2 Balance System Malfunction | Ford |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Chrysler, Nissan |
| 2 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Ford |
| 2 | P0402 | Excessive EGR Flow Detected | Ford, Lexus |
| 2 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Mazda, Subaru |
| 2 | P0431 | Warmup Catalyst Efficiency Low (Bank 2) | Mazda, Saturn |
| 2 | P0505 | Idle Control System Malfunction | Acura, Dodge |
| 2 | P0652 | Sensor Reference Voltage 2 Circuit Low | Chrysler, Dodge |
| 2 | P0700 | Automatic Transmission System Malfunction Detected | Dodge, Pontiac |
| 2 | P1188 | Fuel Tank Temperature Sensor Circuit High Voltage | BMW |
| 2 | P1189 | Engine Oil Pressure Switch Circuit Malfunction | BMW |
| 2 | P1285 | Accelerator Pedal Position Sensor 3 Circuit Malfunction | Ford |
| 2 | P1298 | Electrical Load Detector Circuit High Voltage | Honda |
| 2 | P1299 | Vacuum Leak Present With IAC Valve Fully Seated | Ford |
| 2 | P1695 | No CCD Messages Received From BCM | Chrysler, Dodge |
| 2 | P2001 | Component Faulty ETC control module. | Mercedes-Benz |
| 2 | P2106 | Electronic Throttle Control System - Forced Limited Power | Ford, Lincoln |
| 1 | B0221 | can-hs ecm no data receive integ. unit | Subaru |
| 1 | B1342 | ECU Damaged (EEPROM Inside PCM Not Working) | Lincoln |
| 1 | C1145 | RF Wheel Speed | Lincoln |
| 1 | C1165 | RR Wheel Speed | Lincoln |
| 1 | C1175 | LR Wheel Speed | Lincoln |
| 1 | C1201 | Engine Control System Fault | Lexus |
| 1 | C1279 | Yaw Sensor | Lincoln |
| 1 | P0014 | Exhaust Camshaft Position System Performance | Saturn |
| 1 | P0030 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Malfunction | Volvo |
| 1 | P0033 | Supercharger Bypass Valve Solenoid Control Circuit Malfunction | Saab |
| 1 | P0088 | Fuel Rail Pressure Too High | Ford |
| 1 | P0100 | Mass Airflow Sensor Circuit Malfunction | Nissan |
| 1 | P0108 | MAP Sensor Circuit High Voltage | Honda |
| 1 | P0122 | TP Sensor Circuit Low Voltage | Honda |
| 1 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Saturn |
| 1 | P0129 | Barometric Pressure Sensor Out-Of-Range Low | Chrysler |
| 1 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Ford |
| 1 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Hyundai |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Mitsubishi |
| 1 | P0152 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High Voltage | Chevrolet |
| 1 | P0154 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Activity | Chrysler |
| 1 | P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage | Mitsubishi |
| 1 | P0173 | Fuel Trim Lean Or Rich (Bank 2) | BMW |
| 1 | P0180 | Fuel Tank Temperature Sensor Circuit Malfunction | Lincoln |
| 1 | P0192 | Fuel Rail Pressure Sensor Circuit Low Voltage | Dodge |
| 1 | P0193 | Fuel Rail Pressure Sensor Circuit High Voltage | Ford |
| 1 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Volvo |
| 1 | P0234 | Turbocharger Engine Overboost | Chevrolet |
| 1 | P0261 | Fuel Injector 1 Control Circuit Low Voltage | Ford |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | Mercedes-Benz |
| 1 | P0332 | Knock Sensor Circuit Low Frequency (Bank 2) | Chevrolet |
| 1 | P0342 | CMP Sensor Circuit Low Voltage | Kia |
| 1 | P0350 | Ignition Coil Primary/Secondary Circuit Malfunction | Nissan |
| 1 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Ford |
| 1 | P0366 | Exhaust Camshaft Position Sensor Performance | Honda |
| 1 | P0380 | Glow Plug Feedback Circuit | Chevrolet |
| 1 | P0410 | Secondary Air System Performance | Chrysler |
| 1 | P0411 | Secondary AIR System Incorrect Airflow Detected | Volkswagen |
| 1 | P0422 | Catalyst Efficiency Below Normal (Bank 1) | Volvo |
| 1 | P0430 | Catalyst System Low Efficiency (Bank 2) | Jaguar |
| 1 | P0441 | EVAP Purge System Performance | Dodge |
| 1 | P0442 | EVAP System Small Leak Detected | Jaguar |
| 1 | P0455 | EVAP System Large Leak Detected | Ford |
| 1 | P0460 | Fuel Level Sensing Unit No Change Over Miles | Mercedes-Benz |
| 1 | P0461 | Fuel Level Sensor Performance | GMC |
| 1 | P0470 | Exhaust Backpressure Sensor Circuit Malfunction | Ford |
| 1 | P0506 | Idle Speed Low | Ford |
| 1 | P050B | Cold Start Ignition Timing Performance | Volvo |
| 1 | P0528 | Fan Speed Sensor Circuit - No Signal | Ford |
| 1 | P0562 | System Voltage Too Low | Suzuki |
| 1 | P0585 | Speed Control Switch 1-2 Correlation | Jeep |
| 1 | P0603 | Control Module Long Term Memory Reset | Ford |
| 1 | P0608 | Vehicle Speed Output Circuit Malfunction | Volvo |
| 1 | P060D | Control Module Accelerator Pedal Position System Performance | Chevrolet |
| 1 | P0638 | Throttle Actuator Control Command Performance | Subaru |
| 1 | P0660 | Manifold Tune Valve Solenoid Circuit Malfunction | Chrysler |
| 1 | P0677 | Glow Plug No. 7 Control Circuit Malfunction | Ford |
| 1 | P0705 | Transaxle Range Switch Circuit Malfunction | Ford |
| 1 | P0740 | TCC Solenoid Circuit Malfunction | Chevrolet |
| 1 | P0753 | 1-2 Shift Solenoid Circuit Malfunction | Chevrolet |
| 1 | P0785 | 3-2 Shift Solenoid Circuit Malfunction | Chevrolet |
| 1 | P0852 | Park Neutral Position Switch Circuit High Voltage | Toyota |
| 1 | P0976 | Shift Solenoid 2 Control Circuit Low Voltage | Pontiac |
| 1 | P0A60 | Drive Motor 'A' Phase 'V' Current | Toyota |
| 1 | P0A63 | Drive Motor 'A' Phase 'W' Current | Toyota |
| 1 | P0A72 | Generator Phase 'V' Current | Toyota |
| 1 | P0A75 | Generator Phase 'W' Current | Toyota |
| 1 | P0A7A | Generator Inverter Performance | Toyota |
| 1 | P1000 | OBD II Monitor Testing No Completed | Ford |
| 1 | P1004 | Short Runner Valve Solenoid Control Performance | Dodge |
| 1 | P1005 | Manifold Tuning Valve Solenoid Control Performance | Dodge |
| 1 | P1009 | Variable Valve Timing Control Advance Malfunction | Honda |
| 1 | P1093 | Fuel Rail Pressure Low During Power Enrichment | Chevrolet |
| 1 | P1107 | MAP Sensor Circuit Intermittent Low Voltage | Volvo |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | Isuzu |
| 1 | P1126 | Magnetic Clutch Circuit Malfunction | Toyota |
| 1 | P1129 | MAP Sensor Value Higher Than Expected | Toyota |
| 1 | P1131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching | Chevrolet |
| 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 | P1166 | Heated Oxygen Sensor (Bank 2 Sensor 2) Minimum Voltage Monitoring | Honda |
| 1 | P1195 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Insufficient Activity | Dodge |
| 1 | P1211 | ABS/TCS Control Unit Malfunction | Ford |
| 1 | P1220 | TP Sensor 2 Circuit Malfunction | Isuzu |
| 1 | P1237 | Fuel Pump Secondary Circuit Malfunction | Ford |
| 1 | P1255 | CTS short to ground | Volkswagen |
| 1 | P1266 | Cylinder 6 High To Low Side Short | Audi |
| 1 | P1279 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Response Time | Volkswagen |
| 1 | P1295 | ETC System Malfunction - Power Management | Isuzu |
| 1 | P1300 | Igniter 1 Circuit Malfunction | Lexus |
| 1 | P1312 | ION Sensing Module Secondary Line 2 Circuit Malfunction | Saab |
| 1 | P1313 | ETC System - Ice Blockage / Short Circuit To Voltage | Jaguar |
| 1 | P1316 | Spark Plug Detection Module Circuit Malfunction (Bank 2) | Ford |
| 1 | P1338 | Bank 1 cam position sensor short | Audi |
| 1 | P1351 | ICM Ignition Control Circuit High Voltage | Chevrolet |
| 1 | P1381 | Misfire Detected - No Communication With EBCM | Ford |
| 1 | P1400 | Cold Start Emission Reduction Control System | GMC |
| 1 | P1405 | DPFE Sensor Upstream Hose Off or Plugged | Ford |
| 1 | P1423 | Fuel Tank Large Leak | Audi |
| 1 | P1481 | Cooling Fan Speed Sensor Circuit Malfunction | Chevrolet |
| 1 | P1496 | 5-Volt VREF Supply Voltage Too Low | Chrysler |
| 1 | P1515 | Control Module Throttle Actuator Position Performance | Isuzu |
| 1 | P1523 | Throttle Closed Position Performance | Chevrolet |
| 1 | P1525 | Camshaft Adjuster End Stage | Mazda |
| 1 | P1542 | Climate Control Unit Signal Circuit High Voltage | Volkswagen |
| 1 | P1545 | Air Conditioning Clutch Relay Control Circuit Malfunction | Volkswagen |
| 1 | P1570 | Laser Radar Sensor Circuit Malfunction | Volkswagen |
| 1 | P1579 | P/N To D/R At High TP Angle - Power Reduction Mode On | Volkswagen |
| 1 | P1600 | TCM Internal Watchdog Operation | Ford |
| 1 | P1601 | PCM Serial Communications Malfunction | Ford |
| 1 | P1622 | Key Identification Number Does Not Match In The PCM | BMW |
| 1 | P1624 | Immobilizer Communication Error | Volkswagen |
| 1 | P1657 | Skip Shift 1-4 Upshift Solenoid Control Circuit Malfunction | Ford |
| 1 | P1698 | No CCD Messages Received From TCM | Chrysler |
| 1 | P1699 | Engine Torque Control Cut Signal High Input | Chrysler |
| 1 | P1709 | Pressure Control Solenoid 'E' Circuit Malfunction (Allison 1000) | Subaru |
| 1 | P1714 | Transmission Control Relay Low Battery Voltage | Subaru |
| 1 | P1768 | Transmission Relay Output Always Off | Honda |
| 1 | P2006 | Intake Manifold Runner Control Stuck Closed | Ford |
| 1 | P2026 | EVAP Fuel Temperature Sensor Circuit Low Input | Mercedes-Benz |
| 1 | P2027 | BARO Sensor Circuit Range/Performance | Mercedes-Benz |
| 1 | P202B | control circuit for redundant tank heater | Mercedes-Benz |
| 1 | P2032 | Exhaust Gas Temperature Sensor 2 Circuit Low Voltage | Mercedes-Benz |
| 1 | P2040 | Engine Oil Sensor Error In Monitoring Synchronization Pulse | Mercedes-Benz |
| 1 | P2088 | Camshaft Position Actuator Circuit Low (Bank 1) | Dodge |
| 1 | P2090 | Camshaft Position Actuator Circuit Low (Bank 2) | Dodge |
| 1 | P2101 | Control Module Throttle Actuator Position Performance | Cadillac |
| 1 | P2108 | Electronic Throttle Control Module Performance | Mazda |
| 1 | P2121 | Accelerator Pedal Position Sensor 1 Performance | Lexus |
| 1 | P2127 | Accelerator Pedal Position Sensor 2 Circuit Low Voltage | Chrysler |
| 1 | P2135 | Throttle Position Sensor 1-2 Correlation Error | Ford |
| 1 | P2172 | High Airflow / Vacuum Leak Detected (Instantaneous Accumulation) | Jeep |
| 1 | P2188 | Fuel Trim System Rich At Idle (Bank 1) | Volvo |
| 1 | P2195 | Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean | Ford |
| 1 | P2240 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Pumping Current Signal Open | Toyota |
| 1 | P2262 | Turbo/Super Charger Boost Pressure Not Detected - Mechanical | Ford |
| 1 | P2279 | Intake Air System Leak | Acura |
| 1 | P2299 | Brake Pedal Position / Accelerator Pedal Position Incompatible | Jeep |
| 1 | P2440 | Secondary Air Injection System Control/Shut-Off Valve Stuck Open | Chevrolet |
| 1 | P2544 | Transmission Torque Request Circuit Malfunction | Pontiac |
| 1 | P260F | Evaporative System Monitoring Processor Performance | Ford |
| 1 | P2636 | Fuel Transfer Pump Flow Insufficient | Ford |
| 1 | P2646 | VTEC Oil Pressure Switch Circuit Low Voltage | Honda |
| 1 | U0001 | CAN 'C' Bus | Jeep |
| 1 | U0100 | Lost Communication With ECM/PCM | Chevrolet |
| 1 | U0101 | Lost Communication With TCM | Chevrolet |
| 1 | U0103 | Lost Communication With Electronic Gear Shift Module | Jeep |
| 1 | U0126 | Lost Communication With Steering Angle Sensor Module | Jeep |
| 1 | U0140 | Lost Communication With BCM | Chevrolet |
| 1 | U0168 | No SKIM Bus Messages | GMC |
| 1 | U0401 | Implausible Data Received From ECM / PCM | Jeep |
| 1 | U0429 | Implausible Data Received From SCM | Jeep |
| 1 | U1016 | Serial Communications Malfunction | Chevrolet |
| 1 | U110A | Lost Communication With SCM | Jeep |
| 1 | U1900 | CAN System Communication Error | Ford |
