Diagnostic Trouble Code Index for March 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 |
| 33 | P0300 | Multiple Cylinder Misfire Detected | Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Honda, Hyundai, Isuzu, Jaguar, Lexus, Mazda, Mercedes-Benz, Mini, Nissan, Porsche, Toyota |
| 12 | P0171 | Fuel System Lean (Bank 1) | Cadillac, Chevrolet, Ford, GMC, Jaguar, Lincoln, Mercedes-Benz, Plymouth, Toyota |
| 11 | P0303 | Cylinder 3 Misfire Detected | BMW, Dodge, Ford, Honda, Isuzu, Jeep, Toyota, Volkswagen |
| 10 | P0301 | Cylinder 1 Misfire Detected | Chevrolet, Ford, Isuzu, Jeep, Mazda, Toyota, Volkswagen |
| 10 | P0304 | Cylinder 4 Misfire Detected | Chevrolet, Chrysler, Ford, GMC, Honda, Hyundai, Toyota |
| 10 | P0306 | Cylinder 6 Misfire Detected | Dodge, Ford, Honda, Hyundai, Mazda, Mercedes-Benz, Toyota |
| 10 | P0340 | Camshaft Position Sensor Circuit Malfunction | Ford, Hyundai, Infiniti, Jeep, Mazda, Nissan, Toyota |
| 8 | P0302 | Cylinder 2 Misfire Detected | Chevrolet, Ford, GMC, Hyundai, Mercedes-Benz, Toyota |
| 7 | P0507 | Idle Speed High | Buick, Cadillac, Chevrolet, GMC, Nissan, Pontiac, Volvo |
| 6 | P0305 | Cylinder 5 Misfire Detected | Dodge, Ford, Honda, Jeep, Toyota |
| 5 | P0101 | MAF Sensor Performance | Chevrolet, Pontiac |
| 4 | P0172 | Fuel System Rich (Bank 1) | Chevrolet |
| 4 | P0174 | Fuel System Lean (Bank 2) | Ford, GMC, Mitsubishi |
| 4 | P0420 | Catalyst Efficiency Below Normal (Bank 1) | Chevrolet, Pontiac, Suzuki, Volvo |
| 3 | P0011 | Intake Camshaft Position System Performance | Hyundai, Mercedes-Benz, Subaru |
| 3 | P0012 | Camshaft Position 'A' Over-Retarded (Bank 1) | Ford, Hyundai, Mercedes-Benz |
| 3 | P0316 | Misfire Occurred In First 1,000 Revolutions | Ford |
| 3 | P0455 | EVAP System Large Leak Detected | Buick, Kia, Nissan |
| 3 | P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching | Chevrolet, Saturn |
| 2 | P0122 | TP Sensor Circuit Low Voltage | Chevrolet, Hyundai |
| 2 | P0134 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity | Dodge, Plymouth |
| 2 | P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction | Ford, Jeep |
| 2 | P0299 | Turbocharger Engine Underboost | Ford, Volkswagen |
| 2 | P0308 | Cylinder 8 Misfire Detected | Ford |
| 2 | P0335 | Crankshaft Position Sensor Circuit Malfunction | BMW, Nissan |
| 2 | P0339 | Crankshaft Position Sensor Signal Intermittent | Chrysler, Dodge |
| 2 | P0401 | Insufficient EGR Flow Detected | Chevrolet, Toyota |
| 2 | P0411 | Secondary AIR System Incorrect Airflow Detected | Volkswagen |
| 2 | P0430 | Catalyst System Low Efficiency (Bank 2) | Chevrolet, Nissan |
| 2 | P0442 | EVAP System Small Leak Detected | Buick, Chevrolet |
| 2 | P0460 | Fuel Level Sensing Unit No Change Over Miles | Ford |
| 2 | P0491 | Secondary AIR System Insufficient Flow Detected (Bank 1) | BMW |
| 2 | P0492 | Secondary air flow bank 2 | BMW |
| 2 | P0641 | 5-Volt Reference 1 Circuit Malfunction | Chevrolet, Hyundai |
| 2 | P0720 | Output Shaft Speed Sensor Circuit Malfunction | Dodge, Plymouth |
| 2 | P1151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 2 | P1320 | Igniter 5 Circuit Malfunction | Nissan |
| 2 | P1345 | Camshaft To Crankshaft Position Correlation | BMW, Chevrolet |
| 2 | P1565 | Speed Control Command Switch Out-Of-Range High | Lincoln |
| 2 | P2122 | Accelerator Pedal Position Sensor 1 Circuit Low Voltage | Mercedes-Benz, Volvo |
| 2 | P2187 | Fuel Trim System Lean At Idle (Bank 1) | Porsche, Saab |
| 2 | P2614 | Camshaft Position Output Circuit Malfunction | Ford |
| 2 | P2617 | Crankshaft Position Signal Output Circuit Malfunction | Ford |
| 1 | B1040 | CAN communication fault to engine control module | Dodge |
| 1 | B1318 | Low Battery Voltage At Module | Ford |
| 1 | B1352 | Ignition key-in circuit failure | Ford |
| 1 | B1359 | ign run/accessories circuit failure-Gem code | Ford |
| 1 | B2659 | courtesy switch fault | Ford |
| 1 | C1022 | Asr no can comm with m.e. | Mercedes-Benz |
| 1 | P0010 | Camshaft Position 'A' Actuator Circuit Malfunction (Bank 1) | Hyundai |
| 1 | P0015 | Camshaft Position 'B' Over-Retarded (Bank 1) | Lexus |
| 1 | P0016 | Crankshaft/Camshaft Timing Misalignment | Dodge |
| 1 | P0021 | Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2) | Subaru |
| 1 | P0022 | Camshaft Position 'A' Timing Over-Retarded (Bank 2) | Ford |
| 1 | P0030 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Malfunction | Chevrolet |
| 1 | P0050 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Control Circuit Malfunction | Chevrolet |
| 1 | P0052 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit High Voltage | Lexus |
| 1 | P0053 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Resistance | Chevrolet |
| 1 | P0059 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Resistance | Chevrolet |
| 1 | P0077 | Intake Valve Control Solenoid Circuit High (Bank 1) | Hyundai |
| 1 | P0088 | Fuel Rail Pressure Too High | Dodge |
| 1 | P0090 | Fuel Pressure Regulator 1 Control Circuit Malfunction | Ford |
| 1 | P0094 | Fuel system small leak detected | Chevrolet |
| 1 | P0106 | MAP Sensor Performance | Chevrolet |
| 1 | P0111 | Intake Air Temperature Sensor Performance | Mazda |
| 1 | P0117 | ECT Sensor Circuit Low Voltage | Lexus |
| 1 | P0123 | TP Sensor Circuit High Voltage | Chrysler |
| 1 | P0125 | Engine Coolant Temperature Insufficient For Closed Loop Fuel Control | Hyundai |
| 1 | P0128 | Engine Coolant Temperature Below Thermostat Regulating Temperature | Mazda |
| 1 | P0130 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Malfunction | Porsche |
| 1 | P0132 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit High Voltage | Dodge |
| 1 | P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response | Saturn |
| 1 | P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction | Ford |
| 1 | P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage | Jeep |
| 1 | P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response | Hyundai |
| 1 | P0150 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Malfunction | Porsche |
| 1 | P0153 | Heated Oxygen Sensor (Bank 2 Sensor 1) Slow Response | Ford |
| 1 | P0154 | Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Activity | Porsche |
| 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 | GMC |
| 1 | P0158 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage | Toyota |
| 1 | P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction | Ford |
| 1 | P0191 | Fuel Rail Pressure Sensor Performance | Ford |
| 1 | P0193 | Fuel Rail Pressure Sensor Circuit High Voltage | Ford |
| 1 | P0216 | Injection Timing Control Circuit Malfunction | Dodge |
| 1 | P0221 | Throttle Position Sensor 2 Performance | Jeep |
| 1 | P0230 | Fuel Pump Relay Control Circuit Malfunction | Dodge |
| 1 | P0231 | Fuel Pump Feedback Circuit Low Voltage | Mercury |
| 1 | P0266 | Cylinder 2 Balance System Malfunction | Ford |
| 1 | P0268 | Fuel Injector 3 Control Circuit High Voltage | Ford |
| 1 | P0284 | Cylinder 8 Balance System Malfunction | Ford |
| 1 | P0307 | Cylinder 7 Misfire Detected | Ford |
| 1 | P0325 | Knock Sensor Circuit Malfunction | Nissan |
| 1 | P0328 | Knock Sensor Circuit High Voltage (Bank 1) | Nissan |
| 1 | P0330 | Knock Sensor 2 Circuit Malfunction | Toyota |
| 1 | P0332 | Knock Sensor Circuit Low Frequency (Bank 2) | GMC |
| 1 | P0336 | Crankshaft Position Sensor Performance | Dodge |
| 1 | P0341 | CMP Sensor Performance | Ford |
| 1 | P0346 | Intake Camshaft Position Sensor Performance (Bank 2) | Hyundai |
| 1 | P0353 | Ignition Coil 3 Control Circuit Malfunction | Ford |
| 1 | P0355 | Ignition Coil 5 Control Circuit Malfunction | Nissan |
| 1 | P0363 | misfire detected-fueling disabled | BMW |
| 1 | P0380 | Glow Plug Feedback Circuit | Chevrolet |
| 1 | P0391 | Exhaust Camshaft Position Sensor Performance (Bank 2) | Audi |
| 1 | P0418 | Secondary Air System Pump Relay Control Circuit Malfunction (Bank 1) | Saturn |
| 1 | P0421 | Warmup Catalyst Efficiency Low (Bank 1) | Dodge |
| 1 | P0431 | Warmup Catalyst Efficiency Low (Bank 2) | Dodge |
| 1 | P0443 | EVAP Purge Solenoid Control Circuit Malfunction | Ford |
| 1 | P0446 | EVAP Vent System Performance | Cadillac |
| 1 | P0449 | EVAP Vent Solenoid Control Circuit Malfunction | Chevrolet |
| 1 | P0453 | Fuel Tank Pressure Sensor Circuit High Voltage | Honda |
| 1 | P0463 | Fuel Level Sensor High Voltage | Ford |
| 1 | P0471 | Exhaust Backpressure Circuit Range/Performance | Ford |
| 1 | P0478 | Exhaust Backpressure Control Valve Excessive | Ford |
| 1 | P0480 | Cooling Fan Relay 1 Control Circuit Malfunction | Dodge |
| 1 | P0505 | Idle Control System Malfunction | Ford |
| 1 | P0506 | Idle Speed Low | Kia |
| 1 | P0513 | Invalid SKIM Key Detected | Dodge |
| 1 | P0522 | Engine Oil Pressure Sensor Circuit Low Voltage | Chrysler |
| 1 | P0611 | Fuel Injector Control Module Performance | Ford |
| 1 | P0650 | Malfunction Indicator Lamp Circuit Malfunction | Pontiac |
| 1 | P0675 | Glow Plug No. 5 Control Circuit Malfunction | Ford |
| 1 | P0676 | Glow Plug No. 6 Control Circuit Malfunction | Ford |
| 1 | P0700 | Automatic Transmission System Malfunction Detected | Dodge |
| 1 | P0705 | Transaxle Range Switch Circuit Malfunction | Acura |
| 1 | P0710 | ATF Sensor Circuit Malfunction | Dodge |
| 1 | P0833 | Clutch Pedal Switch 2 Circuit Malfunction | Chevrolet |
| 1 | P1000 | OBD II Monitor Testing No Completed | Ford |
| 1 | P1014 | Exhaust Camshaft Position Actuator Park Position (Bank 2) | Volvo |
| 1 | P1093 | Fuel Rail Pressure Low During Power Enrichment | GMC |
| 1 | P1120 | TP Sensor 1 Circuit Malfunction | Lexus |
| 1 | P1124 | Electronic Throttle Control Actuator Relay High Input | Porsche |
| 1 | P1126 | Magnetic Clutch Circuit Malfunction | Porsche |
| 1 | P1128 | Closed Loop Fueling Not Achieved - Bank 1 | Chrysler |
| 1 | P1131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean | Ford |
| 1 | P1139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Switching | Audi |
| 1 | P1168 | Closed Loop Malfunction Detected (Bank 2) | BMW |
| 1 | P1170 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit - No Inversion | BMW |
| 1 | P1225 | Closed Throttle Learning Position Performance | Mini |
| 1 | P1349 | Variable Valve Timing System (Bank 1) | BMW |
| 1 | P1351 | ICM Ignition Control Circuit High Voltage | Toyota |
| 1 | P1401 | EGR Temperature Sensor Circuit Malfunction | Hyundai |
| 1 | P1402 | EGR System Malfunction Detected (Open) | Hyundai |
| 1 | P1403 | EGR Solenoid Control Circuit Low Voltage | Hyundai |
| 1 | P1418 | Secondary Air System Control ''A' Circuit Shorted | Saturn |
| 1 | P1432 | Fuel Level Sensor 2 Low Voltage | Chevrolet |
| 1 | P1433 | Fuel Level Sensor 2 High Voltage | Chevrolet |
| 1 | P1500 | Starter Signal Circuit Malfunction | Volkswagen |
| 1 | P1522 | Brake Booster (Master Power) Vacuum Sensor Low Voltage | Volkswagen |
| 1 | P1540 | Air Conditioning Refrigerant Over-Pressure - Air Conditioning Disabled | Mazda |
| 1 | P1570 | Laser Radar Sensor Circuit Malfunction | Volkswagen |
| 1 | P1580 | Battery Current Sensor Circuit Malfunction | Jaguar |
| 1 | P1599 | A/C Pressure Sensor Circuit Low Voltage | Saturn |
| 1 | P160B | Fuel injector checksum error | Isuzu |
| 1 | P1626 | Theft Deterrent Fuel Enable Signal Lost | Saturn |
| 1 | P1670 | Output Driver 4 Voltage High Voltage | Pontiac |
| 1 | P1689 | Traction Control Delivered Torque Output Circuit Malfunction | Dodge |
| 1 | P1690 | SMARTA - No Response | Dodge |
| 1 | P1895 | CVT Driven Pulley Pressure Control Valve Circuit Malfunction | Saab |
| 1 | P1896 | Saab | |
| 1 | P2000 | NOx Adsorptive Catalytic System Efficiency Below Threshold | Saturn |
| 1 | P2004 | Intake Manifold Runner Control Stuck Open | Ford |
| 1 | P2006 | Intake Manifold Runner Control Stuck Closed | Ford |
| 1 | P2007 | Intake Manifold Runner Control - Stuck Closed (Bank 2) | Ford |
| 1 | P2096 | Downstream Fuel System Lean - HO2S-12 (Bank 1 Sensor 2) | Dodge |
| 1 | P2098 | Downstream Fuel System Lean - HO2S-22 (Bank 2 Sensor 2) | Dodge |
| 1 | P2104 | ETC System Malfunction - Forced Idle | Ford |
| 1 | P2106 | Electronic Throttle Control System - Forced Limited Power | Hyundai |
| 1 | P2112 | Electronic Throttle Control - Unable To Open | Ford |
| 1 | P2121 | Accelerator Pedal Position Sensor 1 Performance | Volvo |
| 1 | P2133 | Accelerator Pedal Position Sensor 3 High Voltage | GMC |
| 1 | P2176 | Minimum Throttle Position Not Learned | Saturn |
| 1 | P2177 | Fuel Trim System Lean At Cruise Or Acceleration (Bank 1) | Volvo |
| 1 | P2189 | Fuel Trim System Lean At Idle (Bank 2) | Porsche |
| 1 | P2240 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Pumping Current Signal Open | Ford |
| 1 | P2241 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Pumping Current Signal Low | Ford |
| 1 | P2290 | Injector Control Pressure Too Low | Ford |
| 1 | P2291 | Injector Control Pressure Too Low - Engine Cranking | Ford |
| 1 | P2305 | Ignition Coil 2 Secondary Circuit Insufficient Ionization | Dodge |
| 1 | P2402 | EVAP Leak Detection Pump Control Circuit High | Mini |
| 1 | P2406 | Leak Detection Pump Orifice Clogged | Jaguar |
| 1 | P2799 | Immobilizer problem | Toyota |
| 1 | U0001 | CAN 'C' Bus | Dodge |
| 1 | U0100 | Lost Communication With ECM/PCM | Dodge |
| 1 | U0106 | lost communication with glow plug control module | Chevrolet |
| 1 | U0107 | Throttle Actuator Control Serial Data Circuit Malfunction | Chevrolet |
| 1 | U0402 | Implausible Data Received From TCM | Dodge |
| 1 | U1000 | Class 2 Communication Malfunction | Nissan |
| 1 | U1001 | Lost Communication With XXX Control Module | Nissan |
| 1 | U1064 | Lost Communication With BCM or VCD Module | Saturn |
| 1 | U110C | Lost Fuel Level Message | Dodge |
| 1 | U110E | Lost Ambient Temperature Message | Dodge |
| 1 | U1110 | Lost Vehicle Speed Message | Dodge |
| 1 | U1113 | Lost A/C Pressure Message | Dodge |
| 1 | U1301 | Class 2 Data Line Short To Voltage | Saturn |
| 1 | U1900 | CAN System Communication Error | Ford |
