Fuel System Codes
5,039 OBD-II diagnostic trouble codes in this category.
Showing page 13 of 51 (5,039 codes total)
| Code | Description | Subsystem | Severity |
|---|---|---|---|
| P08C3 | Pressure Control Solenoid M | Fuel Metering | Medium |
| P08C4 | Pressure Control Solenoid M Performance/Stuck Off | Fuel Metering | Medium |
| P08C5 | Pressure Control Solenoid M Stuck On | Fuel Metering | Medium |
| P08C6 | Pressure Control Solenoid M Electrical | Fuel Metering | Medium |
| P08C7 | Pressure Control Solenoid M Intermittent | Fuel Metering | Medium |
| P08C8 | Pressure Control Solenoid M Control Circuit/Open | Fuel Metering | Medium |
| P08C9 | Pressure Control Solenoid M Control Circuit Range/Performance | Fuel Metering | Medium |
| P08CA | Pressure Control Solenoid M Control Circuit Low | Fuel Metering | Medium |
| P08CB | Pressure Control Solenoid M Control Circuit High | Fuel Metering | Medium |
| P08CC | Shift Solenoid J | Fuel Metering | Medium |
| P08CD | Shift Solenoid J Performance/Stuck Off | Fuel Metering | Medium |
| P08CE | Shift Solenoid J Stuck On | Fuel Metering | Medium |
| P08CF | Shift Solenoid J Electrical | Fuel Metering | Medium |
| P08D0 | Shift Solenoid J Intermittent | Fuel Metering | Medium |
| P08D1 | Shift Solenoid J Control Circuit Range/Performance | Fuel Metering | Medium |
| P08D2 | Shift Solenoid J Control Circuit Low | Fuel Metering | Medium |
| P08D3 | Shift Solenoid J Control Circuit High | Fuel Metering | Medium |
| P08D4 | Shift Solenoid J Control Circuit/Open | Fuel Metering | Medium |
| P08D5 | Shift Solenoid K | Fuel Metering | Medium |
| P08D6 | Shift Solenoid K Performance/Stuck Off | Fuel Metering | Medium |
| P08D7 | Shift Solenoid K Stuck On | Fuel Metering | Medium |
| P08D8 | Shift Solenoid K Electrical | Fuel Metering | Medium |
| P08D9 | Shift Solenoid K Intermittent | Fuel Metering | Medium |
| P08DA | Shift Solenoid K Control Circuit Range/Performance | Fuel Metering | Medium |
| P08DB | Shift Solenoid K Control Circuit Low | Fuel Metering | Medium |
| P08DC | Shift Solenoid K Control Circuit High | Fuel Metering | Medium |
| P08DD | Shift Solenoid K Control Circuit/Open | Fuel Metering | Medium |
| P08DE | Shift Solenoid L | Fuel Metering | Medium |
| P08DF | Shift Solenoid L Performance/Stuck Off | Fuel Metering | Medium |
| P08E0 | Shift Solenoid L Stuck On | Fuel Metering | Medium |
| P08E1 | Shift Solenoid L Electrical | Fuel Metering | Medium |
| P08EA | Drive Motor A Clutch Pawl Position Circuit | Fuel Metering | Medium |
| P08EB | Drive Motor A Clutch Pawl Position Circuit Low | Fuel Metering | Medium |
| P08EC | Drive Motor A Clutch Pawl Position Circuit High | Fuel Metering | Medium |
| P08ED | Drive Motor A Clutch Pawl Position Performance | Fuel Metering | Medium |
| P090A | Clutch B Actuator Control Circuit/Open | Fuel Metering | Medium |
| P090B | Clutch B Actuator Control Circuit Performance | Fuel Metering | Medium |
| P090C | Clutch B Actuator Control Circuit Low | Fuel Metering | Medium |
| P090D | Clutch B Actuator Control Circuit High | Fuel Metering | Medium |
| P091A | Gear Shift Position Circuit B | Fuel Metering | Medium |
| P091B | Gear Shift Position Circuit B Range/Performance | Fuel Metering | Medium |
| P091C | Gear Shift Position Circuit B Low | Fuel Metering | Medium |
| P091D | Gear Shift Position Circuit B High | Fuel Metering | Medium |
| P092A | Gear Shift Lock Solenoid/Actuator Control Circuit B/Open | Fuel Metering | Medium |
| P092B | Gear Shift Lock Solenoid/Actuator Control Circuit B Range/Performance | Fuel Metering | Medium |
| P092C | Gear Shift Lock Solenoid/Actuator Control Circuit B Low | Fuel Metering | Medium |
| P092D | Gear Shift Lock Solenoid/Actuator Control Circuit B High | Fuel Metering | Medium |
| P093A | Hydraulic Accumulator Solenoid Circuit/Open | Fuel Metering | Medium |
| P093B | Hydraulic Accumulator Solenoid Circuit Low | Fuel Metering | Medium |
| P093C | Hydraulic Accumulator Solenoid Circuit High | Fuel Metering | Medium |
| P093D | Hydraulic Accumulator Solenoid Performance | Fuel Metering | Medium |
| P094A | Hydraulic Pump Driver Performance | Fuel Metering | Medium |
| P094B | Hydraulic Pump Stuck On | Fuel Metering | Medium |
| P094C | Hydraulic Pump Performance/Stuck Off | Fuel Metering | Medium |
| P094D | Hydraulic Pump Over Temperature | Fuel Metering | Medium |
| P094E | Hydraulic Pump Supply Voltage Circuit/Open | Fuel Metering | Medium |
| P095A | Gear Shift Position Circuit C | Fuel Metering | Medium |
| P095B | Gear Shift Position Circuit C Range/Performance | Fuel Metering | Medium |
| P095C | Gear Shift Position Circuit C Low | Fuel Metering | Medium |
| P095D | Gear Shift Position Circuit C High | Fuel Metering | Medium |
| P097A | Shift Solenoid A Control Circuit/Open | Fuel Metering | Medium |
| P097B | Shift Solenoid B Control Circuit/Open | Fuel Metering | Medium |
| P097C | Shift Solenoid C Control Circuit/Open | Fuel Metering | Medium |
| P097D | Shift Solenoid D Control Circuit/Open | Fuel Metering | Medium |
| P097E | Shift Solenoid E Control Circuit/Open | Fuel Metering | Medium |
| P097F | Shift Solenoid F Control Circuit/Open | Fuel Metering | Medium |
| P099A | Shift Solenoid G Control Circuit Range/Performance | Fuel Metering | Medium |
| P099B | Shift Solenoid G Control Circuit Low | Fuel Metering | Medium |
| P099C | Shift Solenoid G Control Circuit High | Fuel Metering | Medium |
| P099D | Shift Solenoid H Control Circuit Range/Performance | Fuel Metering | Medium |
| P099E | Shift Solenoid H Control Circuit Low | Fuel Metering | Medium |
| P099F | Shift Solenoid H Control Circuit High | Fuel Metering | Medium |
| P09A0 | Shift Solenoid G Control Circuit/Open | Fuel Metering | Medium |
| P09A1 | Shift Solenoid H Control Circuit/Open | Fuel Metering | Medium |
| P09A2 | Gate Select Position Circuit B | Fuel Metering | Medium |
| P09A3 | Gate Select Position Circuit B Range/Performance | Fuel Metering | Medium |
| P09A4 | Gate Select Position Circuit B Low | Fuel Metering | Medium |
| P09A5 | Gate Select Position Circuit B High | Fuel Metering | Medium |
| P09A6 | Gate Select Position Circuit C | Fuel Metering | Medium |
| P09A7 | Gate Select Position Circuit C Range/Performance | Fuel Metering | Medium |
| P09A8 | Gate Select Position Circuit C Low | Fuel Metering | Medium |
| P09A9 | Gate Select Position Circuit C High | Fuel Metering | Medium |
| P0A00 | Motor Electronics Coolant Temperature Sensor A Circuit | Fuel Metering | Medium |
| P0A01 | Motor Electronics Coolant Temperature Sensor A Circuit Range/Performance | Fuel Metering | Medium |
| P0A02 | Motor Electronics Coolant Temperature Sensor A Circuit Low | Fuel Metering | Medium |
| P0A03 | Motor Electronics Coolant Temperature Sensor A Circuit High | Fuel Metering | Medium |
| P0A04 | Motor Electronics Coolant Temperature Sensor A Circuit Intermittent | Fuel Metering | Medium |
| P0A05 | Motor Electronics Coolant Pump A Control Circuit/Open | Fuel Metering | Medium |
| P0A06 | Motor Electronics Coolant Pump A Control Circuit Low | Fuel Metering | Medium |
| P0A07 | Motor Electronics Coolant Pump A Control Circuit High | Fuel Metering | Medium |
| P0A08 | DC/DC Converter Status Circuit | Fuel Metering | Medium |
| P0A09 | DC/DC Converter Status Circuit Low | Fuel Metering | Medium |
| P0A0A | High Voltage System Interlock Circuit A | Fuel Metering | Medium |
| P0A0B | High Voltage System Interlock Circuit A Performance | Fuel Metering | Medium |
| P0A0C | High Voltage System Interlock Circuit A Low | Fuel Metering | Medium |
| P0A0D | High Voltage System Interlock Circuit A High | Fuel Metering | Medium |
| P0A0E | High Voltage System Interlock Circuit A Intermittent | Fuel Metering | Medium |
| P0A0F | Engine Failed to Start | Fuel Metering | Medium |
| P0A10 | DC/DC Converter Status Circuit High | Fuel Metering | Medium |
| P0A11 | DC/DC Converter Enable Circuit/Open | Fuel Metering | Medium |
About Fuel System Codes
This page lists all 5,039 OBD-II diagnostic trouble codes classified under the Fuel System category. These codes are stored by your vehicle's onboard computer when a sensor detects a malfunction in the fuel system system. Each code begins with a letter indicating the system (P for Powertrain, B for Body, C for Chassis, U for Network) followed by four digits that identify the specific fault.
When your check engine light comes on, an OBD-II scanner reads these stored codes to help pinpoint the problem. Generic codes (where the second digit is 0) follow the SAE J2012 standard and mean the same thing on every vehicle. Manufacturer-specific codes (where the second digit is 1) may have different meanings depending on the vehicle brand.
Click any code in the table above to see its full description, possible causes, common symptoms, and step-by-step repair guidance. Use the search box to quickly find a specific code within this category.