Diagnostic Trouble Code Index for July 2012
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 |
| 26 | P0300 | Multiple Cylinder Misfire Detected | Audi, BMW, Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Honda, Hyundai, Isuzu, Jeep, Mitsubishi, Nissan, Oldsmobile, Suzuki, Toyota, Volkswagen |
| 14 | P0171 | Fuel System Lean (Bank 1) | BMW, Chevrolet, Ford, Infiniti, Jaguar, Mercury, Nissan, Oldsmobile, Plymouth, Subaru, Toyota, Volkswagen |
| 9 | P0340 | Camshaft Position Sensor Circuit Malfunction | BMW, Dodge, Ford, Hyundai, Lincoln, Saab |
| 8 | P0302 | Cylinder 2 Misfire Detected | Audi, Honda, Hyundai, Infiniti, Jeep, Volkswagen |
| 7 | P0301 | Cylinder 1 Misfire Detected | Audi, Chrysler, Dodge, Honda, Mazda, Volkswagen |
| 5 | P0174 | Fuel System Lean (Bank 2) | BMW, Ford, Infiniti, Jaguar, Mercury |
| 5 | P0303 | Cylinder 3 Misfire Detected | Chrysler, Honda, Hyundai, Volkswagen |
| 5 | P0304 | Cylinder 4 Misfire Detected | Ford, Honda, Mitsubishi, Toyota, Volkswagen |
| 5 | P0305 | Cylinder 5 Misfire Detected | Dodge, Honda, Hyundai, Jeep |
| 4 | P0335 | Crankshaft Position Sensor Circuit Malfunction | Acura, Chrysler, Hyundai, Isuzu |
| 4 | U1000 | Class 2 Communication Malfunction | Cadillac, Chevrolet, Nissan |
| 3 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | Nissan, Subaru |
| 3 | P0101 | MAF Sensor Performance | Buick, Chevrolet |
| 3 | P0122 | TP Sensor Circuit Low Voltage | Chevrolet, Volkswagen |
| 3 | P0123 | TP Sensor Circuit High Voltage | Chrysler, Dodge |
| 3 | P0172 | Fuel System Rich (Bank 1) | Ford, Mercedes-Benz |
| 3 | P0175 | Fuel System Rich (Bank 2) | Ford, Mercedes-Benz |
| 3 | P0191 | Fuel Rail Pressure Sensor Performance | Ford |
| 3 | P0306 | Cylinder 6 Misfire Detected | Chrysler, Ford, Jeep |
| 2 | C1201 | Engine Control System Fault | Lexus, Toyota |
| 2 | P0011 | Intake Camshaft Position System Performance | Nissan, Subaru |
| 2 | P0014 | Exhaust Camshaft Position System Performance | Chevrolet, Volvo |
| 2 | P0016 | Crankshaft/Camshaft Timing Misalignment | Audi, Chevrolet |
| 2 | P0087 | Fuel Rail Pressure Too Low | Chevrolet, Isuzu |
| 2 | P0102 | MAF Sensor Circuit Low Frequency | Land Rover, Volkswagen |
| 2 | P0118 | ECT Sensor Circuit High Voltage | Chrysler, Dodge |
| 2 | P0236 | Turbocharger Boost System Performance | Chevrolet, GMC |
| 2 | P0320 | No Crank Reference Signal To PCM | Ford |
| 2 | P0325 | Knock Sensor Circuit Malfunction | Mercury, Nissan |
| 2 | P0327 | Knock Sensor Circuit Low Voltage (Bank 1) | Chevrolet, Volvo |
| 2 | P0344 | Camshaft Position Sensor Signal Intermittent | Ford, Lincoln |
| 2 | P0351 | Ignition Coil 1 Control Circuit Malfunction | Toyota |
| 2 | P0402 | Excessive EGR Flow Detected | Nissan, Toyota |
| 2 | P0442 | EVAP System Small Leak Detected | Mitsubishi, Volkswagen |
| 2 | P0455 | EVAP System Large Leak Detected | Chevrolet, Nissan |
| 2 | P0456 | EVAP System Very Small Leak Detected | Hyundai, Suzuki |
| 2 | P0505 | Idle Control System Malfunction | Dodge, Honda |
| 2 | P0507 | Idle Speed High | Chevrolet, Nissan |
| 2 | P1122 | TP Sensor Circuit Intermittent Low Voltage | Chevrolet |
| 2 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Dodge, Porsche |
| 2 | P1130 | Air Fuel Ratio Sensor (Bank 1 Sensor 1) Circuit Malfunction | Audi, Porsche |
| 2 | P2614 | Camshaft Position Output Circuit Malfunction | Ford |
| 1 | B0081 | SDM Passenger Presence System | Chevrolet |
| 1 | B0090 | SDM Rollover Sensor | Chevrolet |
| 1 | B1327 | Dash Integration Module Ignition circuit Low Input | Buick |
| 1 | B1370 | device ignition 1 circuit short to ground | Chevrolet |
| 1 | B1600 | PATS Ignition Key Transponder Signal Not Received | Ford |
| 1 | B1681 | PATS Receiver Module Signal Not Received | Ford |
| 1 | B2103 | Antenna Not Connected | Ford |
| 1 | B2204 | Vin mismatch | Nissan |
| 1 | P0017 | Crankshaft Position - Exhaust Camshaft Position Correlation | Chevrolet |
| 1 | P0026 | Intake Valve Solenoid Circuit Range/Performance (Bank 1) | Ford |
| 1 | P0037 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Low Voltage | Nissan |
| 1 | P0050 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Control Circuit Malfunction | Nissan |
| 1 | P0070 | Ambient Temperature Sensor Circuit Stuck | Mini |
| 1 | P0093 | Fuel System Large Leak Detected | Isuzu |
| 1 | P0100 | Mass Airflow Sensor Circuit Malfunction | Cadillac |
| 1 | P0107 | MAP Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0108 | MAP Sensor Circuit High Voltage | Dodge |
| 1 | P0121 | TP Sensor Performance | Land Rover |
| 1 | P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage | Chevrolet |
| 1 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Nissan |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0136 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Malfunction | Mercury |
| 1 | P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage | Chevrolet |
| 1 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Mercury |
| 1 | P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage | Chevrolet |
| 1 | P0152 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High Voltage | Nissan |
| 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 | Chevrolet |
| 1 | P0158 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage | Nissan |
| 1 | P0201 | Fuel Injector 1 Control Circuit Malfunction | Dodge |
| 1 | P0206 | Fuel Injector 6 Control Circuit Malfunction | Oldsmobile |
| 1 | P0222 | Throttle Position Sensor 2 Circuit Low Voltage | Volkswagen |
| 1 | P0232 | Fuel Pump Feedback Circuit High Voltage | Ford |
| 1 | P0234 | Turbocharger Engine Overboost | Ford |
| 1 | P0299 | Turbocharger Engine Underboost | Ford |
| 1 | P0307 | Cylinder 7 Misfire Detected | Dodge |
| 1 | P0322 | Crankshaft Position Sensor Circuit No Signal | Volkswagen |
| 1 | P0332 | Knock Sensor Circuit Low Frequency (Bank 2) | Volvo |
| 1 | P0342 | CMP Sensor Circuit Low Voltage | Chevrolet |
| 1 | P0343 | CMP Sensor Circuit High Voltage | Volkswagen |
| 1 | P0352 | Ignition Coil 2 Control Circuit Malfunction | Toyota |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Toyota |
| 1 | P0354 | Ignition Coil 4 Control Circuit Malfunction | Toyota |
| 1 | P0355 | Ignition Coil 5 Control Circuit Malfunction | Toyota |
| 1 | P0365 | Exhaust Camshaft Position Sensor Circuit Malfunction | Toyota |
| 1 | P0400 | EGR System Recirculation Flow | Nissan |
| 1 | P0401 | Insufficient EGR Flow Detected | Toyota |
| 1 | P0404 | EGR Open Position Performance | Ford |
| 1 | P0410 | Secondary Air System Performance | Porsche |
| 1 | P0411 | Secondary AIR System Incorrect Airflow Detected | Volkswagen |
| 1 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Chevrolet |
| 1 | P0436 | Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit | Cadillac |
| 1 | P0441 | EVAP Purge System Performance | Volkswagen |
| 1 | P0448 | EVAP Canister Vent Control Valve Closed | Subaru |
| 1 | P0462 | Fuel Level Sensor Low Voltage | Nissan |
| 1 | P0463 | Fuel Level Sensor High Voltage | Chevrolet |
| 1 | P0501 | Vehicle Speed Sensor 1 Performance | Hyundai |
| 1 | P0504 | Brake Switch A-B Correlation Malfunction | Lexus |
| 1 | P0517 | Battery Temperature Sensor High Voltage | Toyota |
| 1 | P0563 | System Voltage Too High | GMC |
| 1 | P0611 | Fuel Injector Control Module Performance | Ford |
| 1 | P0722 | Output Speed Sensor Circuit Low Voltage | Volvo |
| 1 | P0725 | Engine Speed Sensor Circuit Malfunction | Jeep |
| 1 | P0727 | Engine Speed No Signal | Suzuki |
| 1 | P0740 | TCC Solenoid Circuit Malfunction | Nissan |
| 1 | P0745 | Line Pressure Solenoid Circuit Malfunction | Mazda |
| 1 | P0750 | Low/Reverse Solenoid Circuit Malfunction | Mazda |
| 1 | P0760 | Overdrive Solenoid Circuit Malfunction | Mazda |
| 1 | P1000 | OBD II Monitor Testing No Completed | Ford |
| 1 | P1083 | Bank 1 Lean | BMW |
| 1 | P1085 | EVAP System - Large Leak | BMW |
| 1 | P1100 | Starter Switch Circuit Low Input | Mercury |
| 1 | P1107 | MAP Sensor Circuit Intermittent Low Voltage | Chevrolet |
| 1 | P1110 | Atmospheric Pressure Sensor Low Voltage | Nissan |
| 1 | P1113 | Intake Air Temperature Sensor Circuit Malfunction | Volkswagen |
| 1 | P1115 | ECT Sensor Circuit Intermittent High Voltage | Volkswagen |
| 1 | P1123 | Throttle Position 'A' Signal In Range (But Lower Than Expected) | Porsche |
| 1 | P1125 | Accelerator Pedal Position System Malfunction | Porsche |
| 1 | P1127 | ETCS Actuator Power Source Circuit Malfunction | Audi |
| 1 | P1212 | ABS/TCS Control Unit Malfunction | Nissan |
| 1 | P1238 | Fuel Pump Secondary Circuit Malfunction | Volvo |
| 1 | P1278 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Response Time | Nissan |
| 1 | P1279 | Air Fuel Sensor (Bank 1 Sensor 1) Circuit Response Time | Nissan |
| 1 | P1312 | ION Sensing Module Secondary Line 2 Circuit Malfunction | Saab |
| 1 | P1320 | Igniter 5 Circuit Malfunction | Infiniti |
| 1 | P1334 | EGR Throttle Position Sensor - Minimum Stop Performance | Saab |
| 1 | P1341 | Camshaft Position Sensor 'A' Circuit Malfunction (Bank 2) | Isuzu |
| 1 | P1374 | CKP Sensor High To Low Resolution Frequency Correlation | Oldsmobile |
| 1 | P1398 | Misfire Adaptive Numerator At Limit | Dodge |
| 1 | P1400 | Cold Start Emission Reduction Control System | Nissan |
| 1 | P1401 | EGR Temperature Sensor Circuit Malfunction | Jaguar |
| 1 | P1409 | EGR Vacuum Regulator Solenoid Circuit Malfunction | Jaguar |
| 1 | P1411 | Cylinder 1 Reactivation Control Performance | Porsche |
| 1 | P1413 | Secondary AIR System Monitor Circuit Low Voltage | Volkswagen |
| 1 | P1425 | EVAP System Leak Detection Pump Flow High/Low | Volkswagen |
| 1 | P1435 | Charge/Discharge Balance Function | Volkswagen |
| 1 | P1487 | EGR Boost Sensor Solenoid Circuit Malfunction | Mazda |
| 1 | P1494 | EVAP Leak Detection Pump Switch Or Mechanical Fault | Plymouth |
| 1 | P1495 | Leak Detection Pump Solenoid Circuit Malfunction | Plymouth |
| 1 | P1506 | Idle Air Control System RPM Higher Than Expected | Ford |
| 1 | P1507 | Idle Air Control System RPM Lower Than Expected | Ford |
| 1 | P1516 | TAC Module Throttle Actuator Position Performance | Chevrolet |
| 1 | P1555 | Electronic Variable Orifice Solenoid Malfunction | Audi |
| 1 | P1598 | A/C Pressure Sensor Circuit High Voltage | Dodge |
| 1 | P1602 | Powertrain Control Module Not Programmed | Chevrolet |
| 1 | P1610 | NATS Initialization Failure | Nissan |
| 1 | P1612 | NATS CHAIN OF IMMU-PCM | Nissan |
| 1 | P1618 | Sensor Reference Voltage 1 Circuit Erratic | Volvo |
| 1 | P1626 | Theft Deterrent Fuel Enable Signal Lost | Chevrolet |
| 1 | P1633 | Ignition Supplement Power '0' Switch Circuit Malfunction | Ford |
| 1 | P1639 | 5-Volt Reference 'B' Circuit Malfunction | Volkswagen |
| 1 | P1682 | Ignition 1 Switch Circuit 2 Malfunction | Chevrolet |
| 1 | P1684 | Battery Was Disconnected | Jeep |
| 1 | P1705 | Throttle Position Sensor Circuit Malfunction | Nissan |
| 1 | P1743 | Torque Converter Clutch Solenoid Circuit Malfunction | Mazda |
| 1 | P1765 | Switched Battery Malfunction | Mazda |
| 1 | P1774 | Low Coast Brake Solenoid Valve Function | Ford |
| 1 | P1775 | Solenoid Switch Latched In TCC Position | Jaguar |
| 1 | P2016 | Intake Manifold Runner Position Sensor Circuit low | Dodge |
| 1 | P2018 | Fuel Rail Pressure Sensor Signal Voltage Too High | Dodge |
| 1 | P2096 | Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2) | Subaru |
| 1 | P2101 | Control Module Throttle Actuator Position Performance | Chevrolet |
| 1 | P2105 | Throttle Actuator Control System - Forced Engine Shutdown | Land Rover |
| 1 | P2118 | Electronic Throttle Control - Motor Current Performance | Lexus |
| 1 | P2121 | Accelerator Pedal Position Sensor 1 Performance | Dodge |
| 1 | P2177 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 1) | Mazda |
| 1 | P2187 | Fuel Trim System Lean At Idle (Bank 1) | Mazda |
| 1 | P2271 | Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck Rich | Honda |
| 1 | P2273 | Heated Oxygen Sensor (Bank 2 Sensor 2) Signal Biased Rich | Ford |
| 1 | P2310 | Ignition Coil 4 Control Circuit High Voltage | Dodge |
| 1 | P2311 | Ignition Coil 4 Secondary Circuit Insufficient Ionization | Dodge |
| 1 | P2312 | Ignition Coil 5 Control Circuit Low Voltage | Dodge |
| 1 | P2316 | Ignition Coil 6 Control Circuit High Voltage | Dodge |
| 1 | P2400 | EVAP Leak Detection Pump Control Circuit Open | Dodge |
| 1 | P2401 | EVAP Leak Detection Pump Control Circuit Low | Dodge |
| 1 | P2440 | Secondary Air Injection System Control/Shut-Off Valve Stuck Open | Toyota |
| 1 | P2617 | Crankshaft Position Signal Output Circuit Malfunction | Ford |
| 1 | U0019 | CAN B bus - stored in HVAC module | Jeep |
| 1 | U0024 | CAN B bus- circuit open - stored in OCM | Jeep |
| 1 | U0100 | Lost Communication With ECM/PCM | Volkswagen |
| 1 | U0106 | lost communication with glow plug control module | Chevrolet |
| 1 | U0D00 | Unknown | Hyundai |
| 1 | U1001 | Lost Communication With XXX Control Module | Nissan |
| 1 | U1255 | Class 2 Communication Malfunction | Cadillac |
| 1 | U1414 | Implausible/missing ECU network configuration data - stored in Airbag module | Jeep |
| 1 | U1415 | Implausible/missing vehicle configuration data - stored in Airbag module | Jeep |
| 1 | U2023 | Fault recieved from external node | Land Rover |
| 1 | U2108 | Lost Communication With ABS/TCS | Chevrolet |
