Complete diagnostic directory of verified Powertrain trouble codes. Click any code below for full technical anatomy, DIY safety analysis, probability-ranked repair procedures, parts cost estimates, and required aftermarket parts.
| Code | Description | Fault Family | Standard | Repairs |
|---|---|---|---|---|
| P0011 | A Camshaft Position - Timing Over-Advanced or System Performance Bank 1 | vvt_timing_performance | SAE Standard | 4 fixes |
| P0016 | Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A | crank_cam_correlation | SAE Standard | 3 fixes |
| P0101 | Mass or Volume Air Flow Sensor A Circuit Range/Performance | maf_circuit | SAE Standard | 4 fixes |
| P0102 | Mass or Volume Air Flow Sensor A Circuit Low | maf_circuit | SAE Standard | 4 fixes |
| P0106 | Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance | map_sensor_circuit | SAE Standard | 3 fixes |
| P0113 | Intake Air Temperature Sensor 1 Circuit High Bank 1 | iat_sensor_circuit | SAE Standard | 3 fixes |
| P0114 | Intake Air Temperature Sensor 1 Circuit Intermittent Bank 1 | iat_sensor_circuit | SAE Standard | 3 fixes |
| P0118 | Engine Coolant Temperature Sensor 1 Circuit High | ect_sensor_circuit | SAE Standard | 3 fixes |
| P0121 | Throttle/Pedal Position Sensor/Switch A Circuit Range/Performance | throttle_position_sensor_circuit | SAE Standard | 3 fixes |
| P0128 | Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) | coolant_thermostat_performance | SAE Standard | 3 fixes |
| P0131 | O2 Sensor Circuit Low Voltage Bank 1 Sensor 1 | o2_sensor_circuit | SAE Standard | 3 fixes |
| P0133 | O2 Sensor Circuit Slow Response Bank 1 Sensor 1 | o2_sensor_slow_response | SAE Standard | 3 fixes |
| P0135 | O2 Sensor Heater Circuit Bank 1 Sensor 1 | o2_heater_circuit | SAE Standard | 3 fixes |
| P0138 | O2 Sensor Circuit High Voltage Bank 1 Sensor 2 | o2_sensor_circuit | SAE Standard | 3 fixes |
| P0141 | O2 Sensor Heater Circuit Bank 1 Sensor 2 | o2_heater_circuit | SAE Standard | 3 fixes |
| P0171 | System Too Lean Bank 1 | fuel_trim_lean | SAE Standard | 3 fixes |
| P0172 | System Too Rich Bank 1 | fuel_trim_rich | SAE Standard | 3 fixes |
| P0174 | System Too Lean Bank 2 | fuel_trim_lean | SAE Standard | 3 fixes |
| P0175 | System Too Rich Bank 2 | fuel_trim_rich | SAE Standard | 3 fixes |
| P0300 | Random/Multiple Cylinder Misfire Detected | misfire_random_multiple | SAE Standard | 4 fixes |
| P0301 | Cylinder 1 Misfire Detected | misfire_single_cylinder | SAE Standard | 4 fixes |
| P0302 | Cylinder 2 Misfire Detected | misfire_single_cylinder | SAE Standard | 4 fixes |
| P0303 | Cylinder 3 Misfire Detected | misfire_single_cylinder | SAE Standard | 4 fixes |
| P0304 | Cylinder 4 Misfire Detected | misfire_single_cylinder | SAE Standard | 4 fixes |
| P0305 | Cylinder 5 Misfire Detected | misfire_single_cylinder | SAE Standard | 4 fixes |
| P0306 | Cylinder 6 Misfire Detected | misfire_single_cylinder | SAE Standard | 4 fixes |
| P0325 | Knock/Combustion Vibration Sensor A Circuit | knock_sensor_circuit | SAE Standard | 4 fixes |
| P0335 | Crankshaft Position Sensor A Circuit | crank_position_sensor_circuit | SAE Standard | 4 fixes |
| P0340 | Camshaft Position Sensor A Circuit Bank 1 or Single Sensor | cam_position_sensor_circuit | SAE Standard | 4 fixes |
| P0341 | Camshaft Position Sensor A Circuit Range/Performance Bank 1 or Single Sensor | cam_position_sensor_circuit | SAE Standard | 4 fixes |
| P0401 | EGR A Flow Insufficient Detected | egr_flow_performance | SAE Standard | 4 fixes |
| P0402 | EGR A Flow Excessive Detected | egr_flow_performance | SAE Standard | 4 fixes |
| P0403 | EGR A Control Circuit/Open | egr_control_circuit | SAE Standard | 4 fixes |
| P0411 | AIR System A Incorrect Flow Detected | secondary_air_injection_system | SAE Standard | 4 fixes |
| P0420 | Catalyst System Efficiency Below Threshold Bank 1 | catalyst_efficiency_below_threshold | SAE Standard | 4 fixes |
| P0430 | Catalyst System Efficiency Below Threshold Bank 2 | catalyst_efficiency_below_threshold | SAE Standard | 4 fixes |
| P0440 | EVAP System | evap_small_leak | SAE Standard | 4 fixes |
| P0441 | EVAP System Incorrect Purge Flow | evap_purge_flow_performance | SAE Standard | 4 fixes |
| P0442 | EVAP System Leak Detected (small leak) | evap_small_leak | SAE Standard | 4 fixes |
| P0446 | EVAP System Vent Control Circuit | evap_vent_solenoid_circuit | SAE Standard | 4 fixes |
| P0455 | EVAP System Leak Detected - Large Leak | evap_large_leak | SAE Standard | 4 fixes |
| P0456 | EVAP System Leak Detected (very small leak) | evap_small_leak | SAE Standard | 4 fixes |
| P0457 | EVAP System Leak Detected (fuel cap loose/off) | evap_small_leak | SAE Standard | 4 fixes |
| P0500 | Vehicle Speed Sensor A Circuit | vehicle_speed_sensor_circuit | SAE Standard | 4 fixes |
| P0505 | Idle Control System | idle_air_control_system | SAE Standard | 4 fixes |
| P0506 | Idle Control System RPM - Lower Than Expected | idle_air_control_system | SAE Standard | 4 fixes |
| P0507 | Idle Control System RPM - Higher Than Expected | idle_air_control_system | SAE Standard | 4 fixes |
| P0562 | System Voltage Low | system_voltage_charging_circuit | SAE Standard | 4 fixes |
| P0563 | System Voltage High | system_voltage_charging_circuit | SAE Standard | 4 fixes |
| P0601 | Internal Control Module Memory Checksum Error | pcm_internal_processor_fault | SAE Standard | 3 fixes |
| P0606 | Control Module Processor | pcm_internal_processor_fault | SAE Standard | 3 fixes |
| P0700 | Transmission Control System (MIL Request) | transmission_control_system_circuit | SAE Standard | 3 fixes |
| P0705 | Transmission Range Sensor A Circuit (PRNDL Input) | transmission_range_sensor_circuit | SAE Standard | 3 fixes |
| P0706 | Transmission Range Sensor A Circuit Range/Performance | transmission_range_sensor_circuit | SAE Standard | 3 fixes |
| P0715 | Input/Turbine Shaft Speed Sensor A Circuit | input_turbine_shaft_speed_sensor_circuit | SAE Standard | 3 fixes |
| P0720 | Output Shaft Speed Sensor Circuit | output_shaft_speed_sensor_circuit | SAE Standard | 3 fixes |
| P0741 | Torque Converter Clutch Circuit Performance/Stuck Off | torque_converter_clutch_circuit | SAE Standard | 4 fixes |
| P0743 | Torque Converter Clutch Circuit Electrical | torque_converter_clutch_circuit | SAE Standard | 4 fixes |
| P0755 | Shift Solenoid B | shift_solenoid_circuit | SAE Standard | 4 fixes |
| P1000 | OBD System Readiness Test Not Complete | obd_readiness_incomplete | OEM (Lincoln) | 3 fixes |
| P1083 | Fuel Control Mixture Lean Bank 1 Sensor 1 | fuel_trim_lean | OEM (BMW) | 3 fixes |
| P1086 | Fuel Control Mixture Rich Bank 2 Sensor 1 | fuel_trim_rich | OEM (BMW) | 3 fixes |
| P1100 | BARO Sensor Circuit | baro_pressure_sensor_circuit | OEM (Toyota) | 4 fixes |
| P1128 | Long Term Fuel Trim Bank 1 System Too Lean | fuel_trim_general | OEM (Volkswagen) | 3 fixes |
| P1131 | Lack of Upstream Heated Oxygen Sensor Switch Sensor Indicates Lean Bank 1 | o2_sensor_slow_response | OEM (Ford) | 3 fixes |
| P1155 | Air/Fuel Sensor Heater Circuit Bank 1 Sensor 2 | o2_heater_circuit | OEM (Toyota) | 3 fixes |
| P1259 | VTEC System Malfunction Rear Bank 1 | honda_vtec_system_circuit | OEM (Honda) | 4 fixes |
| P1320 | Ignition Signal | ignition_coil_control_circuit | OEM (Nissan) | 4 fixes |
| P1345 | CKP/CMP Correlation | crank_cam_correlation | OEM (Chevrolet) | 3 fixes |
| P1351 | IC Circuit High Voltage | ignition_coil_control_circuit | OEM (GMC) | 4 fixes |
| P1626 | Theft Deterrent Fuel Enable Signal Lost | gm_passkey_vats_theft_deterrent | OEM (Chevrolet) | 4 fixes |
| P1698 | No CCD Messages Received From PCM | lost_comm_powertrain_module | OEM (Dodge) | 4 fixes |
| P2002 | Particulate Filter Efficiency Below Threshold Bank 1 | dpf_efficiency_performance | SAE Standard | 4 fixes |
| P2096 | Post Catalyst Fuel Trim System Too Lean Bank 1 | fuel_trim_lean | SAE Standard | 3 fixes |
| P2097 | Post Catalyst Fuel Trim System Too Rich Bank 1 | fuel_trim_rich | SAE Standard | 3 fixes |
| P2101 | Throttle Actuator A Control Motor Circuit Range/Performance | throttle_actuator_motor_circuit | SAE Standard | 4 fixes |
| P2135 | Throttle/Pedal Position Sensor/Switch A/B Voltage Correlation | throttle_position_sensor_circuit | SAE Standard | 3 fixes |
| P2138 | Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation | throttle_position_sensor_circuit | SAE Standard | 3 fixes |
| P2181 | Cooling System Performance | coolant_thermostat_performance | SAE Standard | 3 fixes |
| P2187 | System Too Lean at Idle Bank 1 | fuel_trim_lean | SAE Standard | 3 fixes |
| P2195 | O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 | o2_sensor_circuit | SAE Standard | 3 fixes |
| P2270 | O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2 | o2_sensor_circuit | SAE Standard | 3 fixes |
| P3000 | Fuel level is too low, High voltage battery assembly failure, High voltage battery is not sufficiently charged | hv_system_voltage_performance | OEM (Audi) | 3 fixes |