Diagnostic Trouble Code Search

Find detailed information about vehicle diagnostic trouble codes (DTCs). Enter a code or select a make to search our comprehensive database.

Search By Code

DTC Code Format Guide
P Powertrain
B Body
C Chassis
U Network

Filter By Code Type

All DTC Codes

Code Type System System Name Module Message
P0049 P-Code Powertrain Turbocharger Engine Control Module Turbo/Super Charger Turbine Overspeed
P0050 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit (Bank 2 Sensor 1)
P0051 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit Low (Bank 2 Sensor 1)
P0052 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0053 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Resistance (Bank 1 Sensor 1)
P0054 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Resistance (Bank 1 Sensor 2)
P0055 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Resistance (Bank 1 Sensor 3)
P0056 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit (Bank 2 Sensor 2)
P0057 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit Low (Bank 2 Sensor 2)
P0058 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit High (Bank 2 Sensor 2)
P0059 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Resistance (Bank 2 Sensor 1)
P0060 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Resistance (Bank 2 Sensor 2)
P0061 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Resistance (Bank 2 Sensor 3)
P0062 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit (Bank 2 Sensor 3)
P0063 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit Low (Bank 2 Sensor 3)
P0064 P-Code Powertrain Oxygen Sensor Heater Engine Control Module HO2S Heater Control Circuit High (Bank 2 Sensor 3)
P0065 P-Code Powertrain Air Assisted Injector Engine Control Module Air Assisted Injector Control Range/Performance
P0066 P-Code Powertrain Air Assisted Injector Engine Control Module Air Assisted Injector Control Circuit or Circuit Low
P0067 P-Code Powertrain Air Assisted Injector Engine Control Module Air Assisted Injector Control Circuit High
P0068 P-Code Powertrain Throttle Position Engine Control Module MAP/MAF Throttle Position Correlation